MCQ Questions for Class 7 Science Chapter 2 Nutrition in Animals with Answers

Nutrition in Animals Class 7 MCQ Online Test With Answers Questions

Check the below Online Education NCERT MCQ Questions for Class 7 Science Chapter 2 Nutrition in Animals with Answers Pdf free download. MCQ Questions for Class 7 Science with Answers were prepared based on the latest exam pattern. We have Provided Nutrition in Animals Class 7 Science MCQs Questions with Answers to help students understand the concept very well. https://ncertmcq.com/mcq-questions-for-class-7-science-with-answers/

You can refer to NCERT Solutions for Class 7 Science Chapter 2 Nutrition in Animals to revise the concepts in the syllabus effectively and improve your chances of securing high marks in your board exams.

Class 7 Science Chapter 2 MCQ With Answers

Science Class 7 Chapter 2 MCQs On Nutrition in Animals

Choose the correct answer:

Class 7 Science Chapter 2 MCQ Question 1.
Bile is produced in
(a) Gall bladder
(b) Blood
(c) Liver
(d) Spleen

Answer

Answer: (c) Liver

Nutrition In Animals Class 7 MCQ Question 2.
Cud is the name given to the food of ruminants which is:
(а) swallowed and undigested.
(b) swallowed and partially digested.
(c) properly chewed and partially digested.
(d) properly chewed and completely digested.

Answer

Answer: (b) swallowed and partially digested.

MCQ Questions For Class 7 Science Chapter 2 Question 3.
The false feet of Amoeba are used for:
(a) movement only
(b) capture of food only
(c) capture of food and movement
(d) exchange of gases only

Answer

Answer: (c) capture of food and movement

Nutrition In Animals Class 7 MCQ With Answers Question 4.
Read the following statements with reference to the villi of small intestine.
(i) They have very thin walls.
(ii) They have a network of thin and small blood vessels close to the surface.
(iii) They have small pores through which food can easily pass.
(iv) They are finger-like projections.
Identify those statements which enable the villi to absorb digested food.
(a) (i), (ii) and (iv)
(b) (ii), (iii) and (iv)
(c) (iii) and (iv)
(d) (i) and (iv)

Answer

Answer: (a) (i), (ii) and (iv)

MCQ Questions For Class 7 Science With Answers Chapter 2 Question 5.
The finger-like outgrowths of Amoeba helps to ingest food. However, the finger-like outgrowths of human intestine helps to:
(a) digest the fatty food substances
(b) make the food soluble
(c) absorb the digested food
(d) absorb the undigested food

Answer

Answer: (c) absorb the digested food

Class 7 Science Ch 2 MCQ Question 6.
The main function of the lacteals of intestine is the absorption of
(a) amino acids
(b) glucose and vitamins
(c) lactic acid
(d) fatty acids and glycerol

Answer

Answer: (d) fatty acids and glycerol

Ncert Class 7 Science Chapter 2 MCQ Question 7.
Gastric digestion takes place efficiently in
(a) acidic medium
(b) alkaline medium
(c) neutral medium
(d) highly alkaline medium

Answer

Answer: (a) acidic medium

Class 7th Science Chapter 2 MCQ Question 8.
Which is not digested by human?
(a) Protein
(b) Fats
(c) Glucose
(d) Cellulose

Answer

Answer: (d) Cellulose

Class 7 Chapter 2 Science MCQ Question 9.
How many premolars teeth found in mouth?
(a) 2
(b) 4
(c) 6
(d) 8

Answer

Answer: (b) 4

MCQ On Nutrition In Animals Class 7 Question 10.
Given below from (i) to (iv) are some food items.
(i) Boiled and mashed potato
(ii) Glucose solution
(iii) A slice of bread
(iv) Mustard oil
Which of the above will give blue-black colour when tested with iodine?
(a) (i) and (ii)
(b) (i) and (iii)
(c) (ii) and (iii)
(d) (iii) and (iv)

Answer

Answer: (b) (i) and (iii)

Ch 2 Science Class 7 MCQ Question 11.
Which of the following pair of teeth differ in structure but are similar in function?
(a) canines and incisors
(b) molars and premolars
(c) incisors and molars
(d) premolars and canines

Answer

Answer: (a) canines and incisors

Science Class 7 Chapter 2 MCQ Question 12.
Read carefully the terms given below. Which of the following set is the correct combination of organs that do not carry out any digestive functions?
(a) Oesophagus, Large Intestine, Rectum
(b) Buccal Cavity, Oesophagus, Rectum
(c) Buccal Cavity, Oesophagus, Large Intestine
(d) Small Intestine, Large Intestine, Rectum

Answer

Answer: (a) Oesophagus, Large Intestine, Rectum

Chapter 2 Science Class 7 MCQ Question 13.
The swallowed food moves downwards in the alimentary canal because of:
(a) force provided by the muscular tongue.
(b) the flow of water taken with the food.
(c) gravitational pull.
(d) the contraction of muscles in the wall of food pipe.

Answer

Answer: (a) force provided by the muscular tongue.

Class 7 Ch 2 Science MCQ Question 14.
The acid present in the stomach:
(a) kills the harmful bacterial that may enter along with the food.
(b) protects the stomach lining from harmful substances.
(c) digests starch into simpler sugars.
(d) makes the medium alkaline.

Answer

Answer: (c) digests starch into simpler sugars.

Class 7 Nutrition In Animals MCQ Question 15.
The enzymes predsent in the saliva convert:
(a) fats into fatty acids and glycerol
(b) starch into simple sugars
(c) proteins into amino acids
(d) complex sugars into simple sugars

Answer

Answer: (b) starch into simple sugars

Match the following:

Column A Column B
(i) Autotrophs (a) Carbohydrate
(ii) Sugar (b) Sucking
(iii) Photosynthesis (c) Chlorophyll
(iv) Hydra (d) Green plants
Answer

Answer:

Column A Column B
(i) Autotrophs (d) Green plants
(ii) Sugar (a) Carbohydrate
(iii) Photosynthesis (c) Chlorophyll
(iv) Hydra (b) Sucking

Fill in the blanks:

1. Ingestion is the first step in the process of ……………..

Answer

Answer: holozoic nutrition

2. Digestion is the breakdown of complex food materials into ……………..

Answer

Answer: simple materials

3. …………….. plant is the common example of insectivorous plants.

Answer

Answer: Pitcher

4. The water is present even in the dry soil in the form of a …………….. layer on the sand particles.

Answer

Answer: hygroscopic

5. The source of energy for living organism is ……………..

Answer

Answer: food

Choose the true and false statements from the following:

1. The breakdown of complex component of food into simpler substance is called digestion.

Answer

Answer: True

2. Food is not synthesised in green plant.

Answer

Answer: False

3. Animals are heterotrophic.

Answer

Answer: True

4. Amoeba is a many celled animal.

Answer

Answer: False

5. Salivary glands secrete saliva.

Answer

Answer: True

6. Ruminants are cud chewing animals.

Answer

Answer: True

7. There are four kinds of permanent teeth in our mouth.

Answer

Answer: False

We hope the given NCERT MCQ Questions for Class 7 Science Chapter 2 Nutrition in Animals with Answers Pdf free download will help you. If you have any queries regarding Nutrition in Animals CBSE Class 7 Science MCQs Multiple Choice Questions with Answers, drop a comment below and we will get back to you soon.

Class 7 Science MCQ:

MCQ Questions for Class 7 Science Chapter 8 Winds, Storms and Cyclones with Answers

Winds, Storms and Cyclones Class 7 MCQ Online Test With Answers Questions

Check the below Online Education NCERT MCQ Questions for Class 7 Science Chapter 8 Winds, Storms and Cyclones with Answers Pdf free download. MCQ Questions for Class 7 Science with Answers were prepared based on the latest exam pattern. We have Provided Winds, Storms and Cyclones Class 7 Science MCQs Questions with Answers to help students understand the concept very well. https://ncertmcq.com/mcq-questions-for-class-7-science-with-answers/

You can refer to NCERT Solutions for Class 7 Science Chapter 8 Winds, Storms and Cyclones to revise the concepts in the syllabus effectively and improve your chances of securing high marks in your board exams.

Class 7 Science Chapter 8 MCQ With Answers

Science Class 7 Chapter 8 MCQs On Winds, Storms and Cyclones

Choose the correct answer:

Class 7 Science Chapter 8 MCQ Question 1.
In which year was Orissa hit by a cyclone?
(a) 1999
(b) 2000
(c) 2001
(d) 2004

Answer

Answer: (a) 1999

MCQ Questions For Class 7 Science Chapter 8 Question 2.
Leaves of trees, banner or flags flutter when wind is blowing. Why?
(a) Air occupies space
(b) Air is a mixture of gases
(c) Air exerts pressure
(d) Air is colourless

Answer

Answer: (c) Air exerts pressure

QWind Storm And Cyclone Class 7 MCQ uestion 3.
When we blow over a paper strip it goes upward as shown in the figure given below. why?
Wind Storm And Cyclone Class 7 MCQ
(a) Blowing over the paper reduces the air pressure above the strip
(b) Blowing over the paper increases the air pressure above the strip
(c) None of these is a correct reason
(d) The strip will not go upward at all

Answer

Answer: (a) Blowing over the paper reduces the air pressure above the strip

Class 7 Science Ch 8 MCQ Question 4.
Following are precautions one must take in case a storm is accompanied by lightning.
(i) Do not take shelter under a tree.
(ii) Do not take shelter under an umbrella with a metallic end.
(iii) Do not take shelter in open garages, storage sheds, etc.
(iv) Do not take shelter in a bus in the open.
Which one of these is not correct?
(a) (i)
(b) (ii)
(c) (iii)
(d) (iv)

Answer

Answer: (d) (iv)

MCQ Questions For Class 7 Science With Answers Chapter 8 Question 5.
Which of the following places is most likely to be affected by a cyclone?
(a) Mumbai
(b) Puri
(c) Goa
(d) Porbandar

Answer

Answer: (b) Puri

Winds Storms And Cyclones Class 7 MCQ Question 6.
A fire alarm usually detects smoke in case of fire. Where should such an alarm be placed in a room? (NCERT Exemplar)
(a) Near the door
(b) On the floor
(c) On any wall
(d) On the ceiling

Answer

Answer: (d) On the ceiling

Class 7 Chapter 8 Science MCQ Question 7.
The winds from oceans carry water and bring rain. These winds are called
(a) typhoon
(b) monsoon
(c) cyclone
(d) none of these

Answer

Answer: (b) monsoon

Class 7th Science Chapter 8 MCQ Question 8.
What is a cyclone?
(a) Winds from the oceans carrying water
(b) Very low pressure system with very high speed winds revolving around it
(c) Dark funnel shaped cloud that reaches from the sky to the ground
(d) None of these

Answer

Answer: (b) Very low pressure system with very high speed winds revolving around it

Ch 8 Science Class 7 MCQ Question 9.
Pick the odd one out
(a) Cyclone
(b) Hurricane
(c) Monsoon
(d) Typhoon

Answer

Answer: (c) Monsoon

Science Class 7 Chapter 8 MCQ Question 10.
A cyclone warning can be issued
(a) 48 hours in advance
(b) 12 hours in advance
(c) 6 hours in advance
(d) 24 hours in advance

Answer

Answer: (d) 24 hours in advance

Match the following:

Column A Column B
(i) Wind (a) Dark funnel shaped cloud
(ii) Monsoon (b) Very low pressure system with very high speed winds revolving around it
(iii) Thunderstorm (c) measures the speed of wind
(iv) Cyclone (d) develops in India very frequently
(v) Tornado (e) Moving air
(vi) Anemometer (f) Winds carrying water
Answer

Answer:

Column A Column B
(i) Wind (e) Moving air
(ii) Monsoon (f) Winds carrying water
(iii) Thunderstorm (d) develops in India very frequently
(iv) Cyclone (b) Very low pressure system with very high speed winds revolving around it
(v) Tornado (a) Dark funnel shaped cloud
(vi) Anemometer (c) measures the speed of wind

Fill in the blanks:

1. Moving ………………… is called a wind.

Answer

Answer: air

2. Air exerts …………………

Answer

Answer: pressure

3. Increased wind speed is accompanied by ………………… air pressure.

Answer

Answer: reduced

4. The warm air is ………………… than cold air.

Answer

Answer: lighter

5. Wind currents are generated due to ………………… heating on the earth.

Answer

Answer: uneven

6. Very pressure system with very ………………… speed winds revolving around it is called a cyclone.

Answer

Answer: low,high

7. A dark funnel shaped ………………… that reaches from the sky to the ground is called a tornado.

Answer

Answer: cloud

8. ………………… and ………………… have made possible to issue a cyclone alert, i.e., 48 hours in advance.

Answer

Answer: Satellites, radars

Choose the true and false statements from the following:

1. Air around us exerts pressure.

Answer

Answer: True

2. Air contracts on heating and expands on cooling.

Answer

Answer: False

3. As cool air rises air pressure at that place is reduced and the warmer air moves to that place.

Answer

Answer: False

4. Winds carrying water vapours bring rains.

Answer

Answer: True

5. High speed winds and air pressure differences can cause cyclones.

Answer

Answer: True

6. Cyclones are beneficials to the people living in coastal areas.

Answer

Answer: False

7. Tornadoes are very frequent in our country.

Answer

Answer: False

8. It has become easier to monitor cyclones with the help of advanced technology like satellites and radars.

Answer

Answer: True

We hope the given NCERT MCQ Questions for Class 7 Science Chapter 8 Winds, Storms and Cyclones with Answers Pdf free download will help you. If you have any queries regarding Winds, Storms and Cyclones CBSE Class 7 Science MCQs Multiple Choice Questions with Answers, drop a comment below and we will get back to you soon.

Class 7 Science MCQ:

MCQ Questions for Class 6 Science Chapter 6 Changes Around Us with Answers

Changes Around Us Class 6 MCQ Online Test With Answers Questions

Check the below NCERT MCQ Questions for Class 6 Science Chapter 6 Changes Around Us with Answers Pdf free download. MCQ Questions for Class 6 Science with Answers were prepared based on the latest exam pattern. We have provided Changes Around Us Class 6 Science MCQs Questions with Answers to help students understand the concept very well.

You can refer to NCERT Solutions for Class 6 Science Chapter 6 Changes Around Us to revise the concepts in the syllabus effectively and improve your chances of securing high marks in your board exams.

Class 6 Science Chapter 6 MCQ With Answers

Science Class 6 Chapter 6 MCQs On Changes Around Us

Choose the correct option in the following questions:

Changes Around Us Class 6 MCQ Question 1.
Which of the following changes can be reversed?
(a) Raw egg to boiled egg
(b) Wet clothes to dry clothes
(c) Bud to flower
(d) Cow dung to biogas

Answer

Answer: (b) Wet clothes to dry clothes
Explanation:
All other changes are irreversible.

Class 6 Science Chapter 6 MCQ Question 2.
Which of the following changes cannot be reversed?
(a) Milk to paneer
(b) Cold milk to hot milk
(c) Yam to knitted sweater
(d) Wet clothes to dry clothes

Answer

Answer: (a) Milk to paneer
Explanation:
Paneer is a new substance and cannot be converted into milk.

MCQ Questions For Class 6 Science Chapter 6 Question 3.
Metal rim is fixed to the wooden cart wheel by
(a) heating metal rim
(b) heating wooden wheel
(c) cooling metal rim
(d) cooling wooden wheel

Answer

Answer: (a) heating metal rim
Explanation:
On heating metal ring expands and fits around the wheel.

Class 6 Science Chapter 6 MCQ With Answers Question 4.
On heating metal rim
(a) expands
(b) contracts
(c) depends how much it is heated
(d) depends as the type of meted

Answer

Answer: (a) expands
Explanation:
All the metals expand on heating.

Ncert Class 6 Science Chapter 6 MCQ Question 5.
Which one of the steps while burning a candle is not reversible?
(a) Melting of solid wax
(b) liquid wax changes into vapours
(c) Wax vapour bums into flame
(d) All of these

Answer

Answer: (c) Wax vapour bums into flame
Explanation:
Burning of vapours is an irreversible process in which combustion of vapours occurs.

Class 6 Changes Around Us MCQ Question 6.
Which is a way to make a change happen?
(a) Heating a substance
(b) Cooling a substance
(c) Mixing a substance with another substance
(d) All of these

Answer

Answer: (d) All of these
Explanation:
A change can be made to happen by any of these means.

Changes Around Us Class 6 MCQ With Answers Question 7.
Rusting of iron is an example of
(a) slow change
(b) fast change
(c) reversible change
(d) physical change

Answer

Answer: (a)
Explanation:
Rusting of iron is a slow change.

MCQ On Changes Around Us Class 6 Question 8.
Conversion of a solid to liquid by heating is called
(a) evaporation
(b) melting
(c) condensation
(d) freezing

Answer

Answer: (b) melting
Explanation:
Solid changes into liquid by heating. This is called melting.

Class 6 Science Ch 6 MCQ Question 9.
Which of the following is not a man-made change?
(a) Change of day and night
(b) Burning of fuels
(c) Drying of clothes
(d) Tearing of paper

Answer

Answer: (a) Change of day and night
Explanation:
Change of day and night is a natural change.

MCQ On Changes Around Us Question 10.
Which of the following is a chemical change?
(a) Evaporation of water
(b) Burning of fuels
(c) Moving of a wheel
(d) Breaking of a brick

Answer

Answer: (b) Burning of fuels
Explanation:
Burning of fuels is an example of chemical change.

Match the following items given in Column A with that in Column B:

Column A Column B
(a) Irreversible change
(b) Reversible change
(c) Sawing of a piece of wood
(d) Ripening of mango
(e) Melting of wax
(f) Formation of a sugar solution		 (i) Needs mixing of two substances
(ii) Needs heating
(iii) Chemical change
(iv) A new substance is formed
(v) Physical change
(vi) No new substance is formed
Answer

Answer:

Column A Column B
(a) Irreversible change
(b) Reversible change
(c) Sawing of a piece of wood
(d) Ripening of mango
(e) Melting of wax
(f) Formation of a sugar solution		 (vi) No new substance is formed
(iv) A new substance is formed
(v) Physical change
(i) Needs mixing of two substances
(ii) Needs heating
(iii) Chemical change

Fill in the blanks with appropriate words:

1. Changes that lead to the formation of new substances are called ……………… .

Answer

Answer: chemical

2. If the removal of the cause of change leads to regain the original situation, then the change is known as ………….. .

Answer

Answer: reversible change

3. Burning of wood in a chulha is a tan change.

Answer

Answer: irreversible

4. Melting of candle wax is a/an ……………………. change.

Answer

Answer: reversible

5. Heat is a form of …………. .

Answer

Answer: energy

6. On cooling, liquid …………… into solid.

Answer

Answer: freezes

7. Conversion of a liquid to vapour by heating is called ………….. .

Answer

Answer: evaporation

8. The changes which are controlled by man are called ………….. .

Answer

Answer: man-made changes

9. ………… is a reversible change.

Answer

Answer: Glowing of an electric bulb

10. No new substance is formed in ………. .

Answer

Answer: physical changes

State whether the statements given below are True or False:

1. Cooking of rice is a physical change.

Answer

Answer: False

2. Breaking of a China (porcelain) dish is a chemical change.

Answer

Answer: False

3. Rusting of iron is an irreversible change.

Answer

Answer: True

4. Eruption of a volcano is a reversible change.

Answer

Answer: False

5. Formation of clouds is an irreversible change.

Answer

Answer: False

6. Conversion of a solid to liquid by heating is called fusion.

Answer

Answer: True

7. Change of seasons is a natural change.

Answer

Answer: True

8. Pressure is equal to the force per unit second.

Answer

Answer: False

We hope the given NCERT MCQ Questions for Class 6 Science Chapter 6 Changes Around Us with Answers Pdf free download will help you. If you have any queries regarding Changes Around Us CBSE Class 6 Science MCQs Multiple Choice Questions with Answers, drop a comment below and we will get back to you soon.

Class 6 Science MCQ:

MCQ Questions for Class 7 Science Chapter 9 Soil with Answers

Soil Class 7 MCQ Online Test With Answers Questions

Check the below NCERT MCQ Questions for Class 7 Science Chapter 9 Soil with Answers Pdf free download. MCQ Questions for Class 7 Science with Answers were prepared based on the latest exam pattern. We have Provided Soil Class 7 Science MCQs Questions with Answers to help students understand the concept very well. https://ncertmcq.com/mcq-questions-for-class-7-science-with-answers/

You can refer to NCERT Solutions for Class 7 Science Chapter 9 Soil to revise the concepts in the syllabus effectively and improve your chances of securing high marks in your board exams.

Class 7 Science Chapter 9 MCQ With Answers

Science Class 7 Chapter 9 MCQs On Soil

Choose the correct answer:

Class 7 Science Chapter 9 MCQ Question 1.
Which one of the following is a step in the formation of soil?
(a) Earthquakes or volcanic eruptions
(b) Weathering of rocks
(c) Addition of humus
(d) All are involved in the formation of soil

Answer

Answer: (d) All are involved in the formation of soil

Class 7 Science Ch 9 MCQ Question 2.
In which horizon of soil minerals are found?
(a) A
(b) B
(c) C
(d) None of these

Answer

Answer: (b) B

MCQ Questions For Class 7 Science Chapter 9 Question 3.
Which physical property of soil is important to us?
(a) Texture
(b) Water holding capacity
(c) Both of these
(d) None of these

Answer

Answer: (c) Both of these

Soil Class 7 MCQ With Answers Question 4.
Which of the following type of soil will form a colloidal solution when suspended in water?
(a) Clay
(b) Silt
(c) Sand
(d) Gravel

Answer

Answer: (a) Clay

Ncert Class 7 Science Chapter 9 MCQ Question 5.
Which factor influences soil formation?
(a) Climate
(b) Vegetation
(c) Parent rock
(d) All of these

Answer

Answer: (d) All of these

Class 7 Chapter 9 Science MCQ Question 6.
The proportion of sand, silt and clay in a soil sample determines
(a) structure
(b) texture
(c) nutrient potential
(d) fertility level

Answer

Answer: (b) texture

Class 7th Science Chapter 9 MCQ Question 7.
The microorganisms present in the soil require moisture (water) and nutrients for growth and survival. Choose from the options below the habitat (place) where the soil has plenty of water and nutrients.
(a) Desert
(b) Forest
(c) Open field
(d) Cricket ground

Answer

Answer: (b) Forest

Class 7 Science Soil MCQ Question 8.
Availability of water and minerals in the soil for maximum absorption by roots is in the:
(a) B-horizon
(b) C-horizon
(c) A-horizon
(d) Surface of soil

Answer

Answer: (c) A-horizon

MCQ Questions For Class 7 Science With Answers Chapter 9 Question 9.
Soil conservation measures are mainly aimed at protecting which of the following?
(a) Plants
(b) Topsoil
(c) Sub soil
(d) Soil organisms

Answer

Answer: (b) Topsoil
Soil conservation measures mainly aim at protecting topsoil, which is rich in humus and nutrients making it fertile to grow plants.

Class 7 Science Chapter 9 MCQ With Answers Question 10.
Read the following statements with reference to soil:
(i) Weathering is a very fast process of soil formation.
(ii) Percolation of water is faster in sandy soils.
(iii) Loamy soil contains only sand and clay.
(iv) Top soil contains the maximum amount of humus.
Choose the correct statements from the above.
(a) (ii) and (iv)
(b) (i) and (iii)
(c) (ii) and (iii)
(d) (i) and (ii)

Answer

Answer: (a) (ii) and (iv)

Match the following:

Column A Column B
(i) Silt (a) Particle size less than 0.005 mm
(ii) Gravel (b) Particle size between 0.005 and 0.05 mm
(iii) Sand (c) Particle size between 0.05 and 2.00 mm
(iv) Clay (d) Particle size greater than 2.00 mm
(v) Wheat, gram and paddy (e) Sandy loam soil
(vi) Cotton (f) Clayey soil
(vii) Pots, toys and statues (g) Clay and loam soil
Answer

Answer:

Column A Column B
(i) Silt (b) Particle size between 0.005 and 0.05 mm
(ii) Gravel (d) Particle size greater than 2.00 mm
(iii) Sand (c) Particle size between 0.05 and 2.00 mm
(iv) Clay (a) Particle size less than 0.005 mm
(v) Wheat, gram and paddy (g) Clay and loam soil
(vi) Cotton (e) Sandy loam soil
(vii) Pots, toys and statues (f) Clayey soil

Fill in the blanks:

1. Soil is formed by ……………… of rocks.

Answer

Answer: weathering

2. A dark soil is usually rich in ………………

Answer

Answer: organic matter/humus

3. The physiochemically active portion of soil is ………………

Answer

Answer: top soil

4. Soil erosion can be stopped by ………………

Answer

Answer: plantation

5. Erosion involves movement of ……………… from one place to other.

Answer

Answer: soil

6. Soil is of different types: clayey, loamy and ………………

Answer

Answer: sandy

7. ……………… is a section through different layers of the soil.

Answer

Answer: Soil profile

8. ……………… soil is used to make pots, toys and statues.

Answer

Answer: Clayey

Choose the true and false statements from the following:

1. Upper portion of soil always contains air.

Answer

Answer: True

2. Percolation rate of water is highest in the clayey soil and least in the sandy soil.

Answer

Answer: False

3. Clay and loam are suitable for growing wheat, gram and paddy.

Answer

Answer: True

4. Cotton is grown in sandy loam soil.

Answer

Answer: True

5. Capacity to hold water is more in sandy soil than clayey soil.

Answer

Answer: False

6. Clayey soil is used for making pots, toys and statues.

Answer

Answer: True

7. Erosion of soil is more severe in areas of high vegetation.

Answer

Answer: False

8. Polythene bags and plastics pollute the soil.

Answer

Answer: True

We hope the given NCERT MCQ Questions for Class 7 Science Chapter 9 Soil with Answers Pdf free download will help you. If you have any queries regarding Soil CBSE Class 7 Science MCQs Multiple Choice Questions with Answers, drop a comment below and we will get back to you soon.

Class 7 Science MCQ:

MCQ Questions for Class 8 Science Chapter 9 Reproduction in Animals with Answers

Reproduction in Animals Class 8 MCQ Online Test With Answers Questions

Check the below Online Education NCERT MCQ Questions for Class 8 Science Chapter 9 Reproduction in Animals with Answers Pdf free download. MCQ Questions for Class 8 Science with Answers were prepared based on the latest exam pattern. We have provided Reproduction in Animals Class 8 Science MCQs Questions with Answers to help students understand the concept very well. https://ncertmcq.com/mcq-questions-for-class-8-science-with-answers/

You can refer to NCERT Solutions for Class 8 Science Chapter 9 Reproduction in Animals to revise the concepts in the syllabus effectively and improve your chances of securing high marks in your board exams.

Class 8 Science Chapter 9 MCQ With Answers

Science Class 8 Chapter 9 MCQs On Reproduction in Animals

Choose the correct option.

Reproduction In Animals Class 8 MCQ Question 1.
The number of modes by which animals reproduce are
(a) two
(b) three
(c) four
(d) none of these

Answer

Answer: (a) two

Class 8 Science Chapter 9 MCQ Question 2.
Binary fission is observed in
(a) Hydra
(b) yeast
(c) Amoeba
(d) human being

Answer

Answer: (c) Amoeba

Class 8 Reproduction In Animals MCQ Question 3.
Asexual reproduction is observed in
(a) cow
(b) buffalo
(c) sponge
(d) hen

Answer

Answer: (c) sponge

Class 8 Science Ch 9 MCQ Question 4.
In Hydra, the mode of reproduction is
(a) asexual
(b) sexual
(c) both (a) and (b)
(d) none of these

Answer

Answer: (a) asexual

In Hydra, the mode of reproduction is

MCQ Questions For Class 8 Science Chapter 9 Question 5.
The animals that produce new young ones are called
(a) viviparous
(b) oviparous
(c) both
(d) none of these

Answer

Answer: (a) viviparous

Class 8 Chapter 9 Science MCQ Question 6.
The male gamete or sperm consists of
(a) three parts
(b) two parts
(c) four parts
(d) none of these

Answer

Answer: (a) three parts

MCQ Of Reproduction In Animals Class 8 Question 7.
Ovum or eggs are formed in
(a) ovary
(b) testes
(c) penis
(d) ovident

Answer

Answer: (a) ovary

Ch 9 Science Class 8 MCQ Question 8.
Internal fertilisation takes place
(a) inside male body
(b) inside female body
(c) outside female body
(d) outside male body

Answer

Answer: (b) inside female body

MCQ On Reproduction In Animals Class 8 Question 9.
In humans, the development of fertilised egg takes place in the
(a) ovary
(b) oviduct
(c) testis
(d) uterus

Answer

Answer: (d) uterus

Science Class 8 Chapter 9 MCQ Question 10.
The cell formed after fertilisation is called
(a) embryo
(b) foetus
(c) zygote
(d) egg

Answer

Answer: (c) zygote

Class 8 Ch 9 Science MCQ Question 11.
The fusion of sperm and ova usually occur in the
(a) ovary
(b) uterus
(c) testes
(d) oviduct

Answer

Answer: (d) oviduct

Reproduction Class 8 MCQ Question 12.
Sets of reproductive terms are given below. Choose the set that has an incorrect combination.
(a) Sperm, testis, sperm duct, penis
(b) Menstruation, egg, oviduct, uterus
(c) Sperm, oviduct, egg, uterus
(d) Ovulation, egg, oviduct, uterus

Answer

Answer: (c) Sperm, oviduct, egg, uterus

Chapter 9 Class 8 Science MCQ Question 13.
Which of the following shows external fertilisation?
(a) Frog
(b) Human being
(c) Cow
(d) Hen

Answer

Answer: (a) Frog

Chapter 9 Science Class 8 MCQ Question 14.
Which one of the following is not a part of female reproductive organs?
(a) Uterus
(b) Ovary
(c) Oviduct
(d) Penis

Answer

Answer: (d) Penis

Class 8th Science Chapter 9 MCQ Question 15.
In the list of animals given below, hen is the odd one out.
‘human being, cow, dog, hen’
The reason for this is
(a) it undergoes internal fertilisation
(b) it is oviparous
(c) it is viviparous
(d) it undergoes external fertilisation

Answer

Answer: (b) it is oviparous

Question 16.
Animals exhibiting external fertilisation produce a large number of gametes. Pick the appropriate reason from the following
(a) The animals are small in size and want to produce more offsprings.
(b) Food is available in plenty in water.
(c) To ensure better chance of fertilisation.
(d) Water promotes production of large number of gametes.

Answer

Answer: (c) To ensure better chance of fertilisation.

Question 17.
Which is not a viviparous animal?
(a) Human being
(b) Cow
(c) Dog
(d) Butterfly

Answer

Answer: (d) Butterfly

Question 18.
Budding occurs in
(a) Amoeba
(b) dog
(c) Paramecium
(d) yeast

Answer

Answer: (d) yeast

Question 19.
The female gamete is called
(a) ova
(b) sperm
(c) zygote
(d) uterus

Answer

Answer: (a) ova

Question 20.
The male gamete is called
(a) sperm
(b) ova
(c) embryo
(d) zygote

Answer

Answer: (a) sperm

The male gamete is called

Match the items given in column I suitably with those given in column II.

Column I Column II
1. Fission of male and female gametes (a) Frog
2. External fertilisation (b) Fertilisation
3. Female gametes (c) Lay eggs
4. Oviparous (d) Asexual reproduction
5. Single parent (e) Ovum
6. Main female reproductive organ (f) Sperm
7. Amoeba (g) Ovary
8. Yeast (h) Binary fission
9. Cloned sheep (i) Budding
10. Testes (j) Dolly
Answer

Answer:

Column I Column II
1. Fission of male and female gametes (b) Fertilisation
2. External fertilisation (a) Frog
3. Female gametes (e) Ovum
4. Oviparous (c) Lay eggs
5. Single parent (d) Asexual reproduction
6. Main female reproductive organ (g) Ovary
7. Amoeba (h) Binary fission
8. Yeast (i) Budding
9. Cloned sheep (j) Dolly
10. Testes (f) Sperm

Fill in the blanks with suitable word/s.

1. __________ is the process that ensures continuity of life on earth.

Answer

Answer: Reproduction

2. __________ are the cells involved in sexual reproduction.

Answer

Answer: Gametes

3. The animals which lay eggs are called __________.

Answer

Answer: oviparous

4. The animals which give birth to young ones are called __________.

Answer

Answer: viviparous

5. __________ is the process of fusion of gametes.

Answer

Answer: Fertilisation

6. The process of reproduction involving fusion of male and female gametes is called __________ reproduction.

Answer

Answer: sexual

7. The testes produce the male gametes called __________.

Answer

Answer: sperms

8. Sperms are __________ in size.

Answer

Answer: very small

9. Sperm is a __________ cell.

Answer

Answer: single

10. The female reproductive organ consists of __________, __________ and __________.

Answer

Answer: ovaries, oviduct, uterus

11. The ovary produces female gamete called __________.

Answer

Answer: ova (egg)

12. An ova or egg is a __________ cell.

Answer

Answer: single

13. __________ is a fertilised egg.

Answer

Answer: Zygote

14. Internal fertilisation takes place inside __________.

Answer

Answer: female body

15. Babies born through __________ technique are called test tube babies.

Answer

Answer: IVF

16. __________ fertilisation takes place outside the female body.

Answer

Answer: External

17. Fertilisation results in the formation of __________ and __________.

Answer

Answer: zygote, embryo

18. All living organisms have the power to __________.

Answer

Answer: reproduce

19. __________ produces sperm in male.

Answer

Answer: Testes

20. In __________ reproduction only a single parent is involved.

Answer

Answer: asexual

State whether the given statements are true or false.

1. Zygote is an unfertilised egg.

Answer

Answer: False

2. External fertilisation occurs in frog.

Answer

Answer: True

3. An embryo is made up of multicells.

Answer

Answer: True

4. Amoeba reproduces by budding.

Answer

Answer: False

5. Fertilisation is not necessary in asexual reproduction.

Answer

Answer: True

6. Each sperm is multicellular.

Answer

Answer: False

7. A new young one is developed from a cell called gamete.

Answer

Answer: False

8. Cloning is a sexual reproduction method in any living organisms.

Answer

Answer: False

9. Viviparous animals give birth to young ones.

Answer

Answer: True

10. Male gametes are sperms.

Answer

Answer: True

11. Female gametes are ovum.

Answer

Answer: True

12. Starfish reproduces by external fertilisation.

Answer

Answer: True

13. Two individuals are needed for sexual reproduction.

Answer

Answer: True

14. Internal fertilisation occurs in dogs and cats.

Answer

Answer: True

15. An embryo grows in uterus.

Answer

Answer: True

We hope the given NCERT MCQ Questions for Class 8 Science Chapter 9 Reproduction in Animals with Answers Pdf free download will help you. If you have any queries regarding Reproduction in Animals CBSE Class 8 Science MCQs Multiple Choice Questions with Answers, drop a comment below and we will get back to you soon.

Class 8 Science MCQ:

MCQ Questions for Class 8 Science Chapter 6 Combustion and Flame with Answers

Combustion and Flame Class 8 MCQ Online Test With Answers Questions

Check the below NCERT MCQ Questions for Class 8 Science Chapter 6 Combustion and Flame with Answers Pdf free download. MCQ Questions for Class 8 Science with Answers were prepared based on the latest exam pattern. We have provided Combustion and Flame Class 8 Science MCQs Questions with Answers to help students understand the concept very well. https://ncertmcq.com/mcq-questions-for-class-8-science-with-answers/

You can refer to NCERT Solutions for Class 8 Science Chapter 6 Combustion and Flame to revise the concepts in the syllabus effectively and improve your chances of securing high marks in your board exams.

Class 8 Science Chapter 6 MCQ With Answers

Science Class 8 Chapter 6 MCQs On Combustion and Flame

Choose the correct option in the following questions:

Combustion And Flame Class 8 MCQ Question 1.
Which one of the following gases is used in combustion?
(a) Hydrogen
(b) Oxygen
(c) Nitrogen
(d) Carbon dioxide

Answer

Answer: (b) Oxygen

Class 8 Science Chapter 6 MCQ Question 2.
The burning of LPG is an example of
(a) rapid combustion
(b) spontaneous combustion
(c) slow combustion
(d) explosion

Answer

Answer: (a) rapid combustion

The burning of LPG is an example of

Class 8 Science Ch 6 MCQ Question 3.
A temperature at which the substance burns is called
(a) melting
(b) boiling temperature
(c) kindling temperature
(d) evaporation

Answer

Answer: (c) kindling temperature

MCQ Questions For Class 8 Science Chapter 6 Question 4.
Which is non-renewable source of energy’?
(a) Natural gas
(b) Wind energy
(c) Tidal energy
(d) Mechanical energy

Answer

Answer: (a) Natural gas

Class 8 Chapter 6 Science MCQ Question 5.
Which of the following is not a fossil fuel?
(a) Coal
(b) Petroleum
(c) Natural gas
(d) Water gas

Answer

Answer: (d) Water gas

Ch 6 Science Class 8 MCQ Question 6.
Which gas helps in the process of combustion?
(a) Cooking gas
(b) Nitrogen gas
(c) Oxygen gas
(d) Producer gas

Answer

Answer: (c) Oxygen gas

MCQ Of Combustion And Flame Class 8 Question 7.
The amount of heat energy produced on complete combustion of 1 kg of a fuel is called
(a) calorific value
(b) significant value
(c) heat value
(d) internal energy

Answer

Answer: (a) calorific value

Class 8 Combustion And Flame MCQ Question 8.
Which zone represents the partial combustion in candle flame?
(a) Outer zone
(b) Middle zone
(c) Inner zone
(d) Lower zone

Answer

Answer: (b) Middle zone

Combustion And Flame MCQ Question 9.
Burning coal in a closed room will produce
(a) nitrogen oxides
(b) carbon dioxide
(c) carbon monoxide
(d) oxygen

Answer

Answer: (c) carbon monoxide

Chapter 6 Science Class 8 MCQ Question 10.
Substances which catch fire are called
(a) acids
(b) bases
(c) combustible
(d) burners

Answer

Answer: (c) combustible

Class 8 Ch 6 Science MCQ Question 11.
Out of these, which is able to control fires?
(a) NH3
(b) H2
(c) CO2
(d) F2

Answer

Answer: (c) CO2

Class 8 Chapter 6 MCQ Science Question 12.
Which zone of a flame does a goldsmith use for melting gold and silver ?
(a) Outer zone
(b) Middle zone
(c) Inner zone
(d) Lower zone

Answer

Answer: (a) Outer zone

Science Class 8 Chapter 6 MCQ Question 13.
Calorific value of a fuel is expressed in
(a) kilojoule per kilogram
(b) kilojoule per gram
(c) joule per milligram
(d) kilojoule per milligram

Answer

Answer: (a) kilojoule per kilogram

MCQ For Class 8 Science Chapter 6 Question 14.
Which is non-combustible substance?
(a) Wood
(b) Paper
(c) Iron nails
(d) Straw

Answer

Answer: (c) Iron nails

MCQ On Combustion And Flame Class 8 Question 15.
Acid rain contains mainly
(a) oxygen and nitrogen gas
(b) fluorine and chlorine gas
(c) magnesium oxide
(d) nitrogen oxide and sulphur dioxide

Answer

Answer: (d) nitrogen oxide and sulphur dioxide

Acid rain contains mainly

Match the following items given in Column A’ with that in Column ‘B’.

Column A Column B
Fire extinguisher Burning of candle
Slow oxidation Renewable source
Kindling temperature Natural gas
Tidal energy Cooking gas
Fossil fuel Inflammable
Oxygen gas Burning starts
LPG Carbon dioxide
Alcohol Supporter of combustion
Answer

Answer:

Column A Column B
Fire extinguisher Carbon dioxide
Slow oxidation Burning of candle
Kindling temperature Burning starts
Tidal energy Renewable source
Fossil fuel Natural gas
Oxygen gas Supporter of combustion
LPG Cooking gas
Alcohol Inflammable

Fill in the blanks with appropriate words:

1. ………… of fuel forms poisonous carbon monoxide gas.

Answer

Answer: Incomplete combustion

2. ………… is expressed in terms of its calorific value.

Answer

Answer: Fuel efficiency

3. ………… have very low ignition temperature.

Answer

Answer: Inflammable substances

4. ………… is essential for combustion.

Answer

Answer: Oxygen (in air)

5. The substances, which burn in air, are called …………

Answer

Answer: combustible

6. ………… is better domestic fuel than wood.

Answer

Answer: LPG

7. Goldsmith uses the ………… zone of the flame for melting gold and silver.

Answer

Answer: outermost

State whether the statement given below are True or False.

1. Food is a fuel for our body.

Answer

Answer: True

2. Burning of charcoal produces flame with four distinct zones.

Answer

Answer: False

3. The fuel can be only liquid in nature.

Answer

Answer: False

4. Sun produces heat and light because of combustion.

Answer

Answer: False

5. It is easy to burn a piece of wood through matchstick.

Answer

Answer: False

6. Soda acid fire extinguisher contains sodium bicarbonate + dil. Sulphuric acid.

Answer

Answer: True

7. The inner central dark zone of a candle flame is the hottest region.

Answer

Answer: False

8. The principle of all fire-extinguisher is to cut off the air supply and to cool the burning substance below its ignition temperature.

Answer

Answer: True

We hope the given NCERT MCQ Questions for Class 8 Science Chapter 6 Combustion and Flame with Answers Pdf free download will help you. If you have any queries regarding Combustion and Flame CBSE Class 8 Science MCQs Multiple Choice Questions with Answers, drop a comment below and we will get back to you soon.

Class 8 Science MCQ:

MCQ Questions for Class 8 Science Chapter 15 Some Natural Phenomena with Answers

Some Natural Phenomena Class 8 MCQ Online Test With Answers Questions

Check the below Online Education NCERT MCQ Questions for Class 8 Science Chapter 15 Some Natural Phenomena with Answers Pdf free download. MCQ Questions for Class 8 Science with Answers were prepared based on the latest exam pattern. We have provided Some Natural Phenomena Class 8 Science MCQs Questions with Answers to help students understand the concept very well. https://ncertmcq.com/mcq-questions-for-class-8-science-with-answers/

You can refer to NCERT Solutions for Class 8 Science Chapter 15 Some Natural Phenomena to revise the concepts in the syllabus effectively and improve your chances of securing high marks in your board exams.

Class 8 Science Chapter 15 MCQ With Answers

Science Class 8 Chapter 15 MCQs On Some Natural Phenomena

Choose the correct option in the following questions:

Some Natural Phenomena Class 8 MCQ Question 1.
The process of transfer of charges from a charged object to the earth is called
(a) earthing
(b) lightning
(c) oscillation motion
(d) electron movement

Answer

Answer: (a) earthing

Class 8 Science Chapter 15 MCQ Question 2.
The power of an earthquake is expressed on a scale called
(a) seismic scale
(b) iron scale
(c) richter scale
(d) large scale

Answer

Answer: (c) richter scale

Natural Phenomena Class 8 MCQ Question 3.
Which instrument is used to measure earthquake?
(a) Richter scale
(b) Seismograph
(c) Polygraph
(d) None of these

Answer

Answer: (b) Seismograph

Which instrument is used to measure earthquake?

Class 8 Some Natural Phenomena MCQ Question 4.
Which is not a natural phenomena?
(a) Earthquakes
(b) Cyclones
(c) Lightning
(d) Earthing

Answer

Answer: (d) Earthing

MCQ On Some Natural Phenomena Class 8 Question 5.
How many types of charges are gained by rubbing objects?
(a) 2
(b) 1
(c) 3
(d) 4

Answer

Answer: (a) 2

Class 8 Science Ch 15 MCQ Question 6.
Where is the lightning rod attached to protect the building from lightning?
(a) On the top of the building
(b) On the bottom of the building
(c) In the middle of the building
(d) All of these

Answer

Answer: (a) On the top of the building

MCQ Questions For Class 8 Science Chapter 15 Question 7.
Lightning always follows
(a) a thunder
(b) rain pour
(c) the easiest path
(d) a straight path

Answer

Answer: (a) a thunder

Some Natural Phenomena Class 8 MCQ With Answers Question 8.
Tsunami means
(a) earthquake
(b) floods
(c) earthquake under the sea
(d) eruption of volcano in a sea

Answer

Answer: (c) earthquake under the sea

MCQ On Earthquake Class 8 Question 9.
The waves produced on the earth’s surface is called
(a) seismic wave
(b) longitudinal wave
(c) Micro wave
(d) Radio wave

Answer

Answer: (a) seismic wave

MCQ Questions On Some Natural Phenomena Class 8 Question 10.
Amber is a
(a) metal
(b) rubber
(c) resin
(d) sugar

Answer

Answer: (c) resin

MCQ Some Natural Phenomena Class 8 Question 11.
Which is the surest test of charge on a body?
(a) Repulsion
(b) Lightning
(c) Combustion
(d) Insulation

Answer

Answer: (a) Repulsion

Ch 15 Science Class 8 MCQ Question 12.
Which of the following can be charged with static electricity ?
(a) Metal
(b) Alloy
(c) Insulator
(d) Semiconductor

Answer

Answer: (c) Insulator

Class 8 Science Some Natural Phenomena MCQ Question 13.
Which of the following occurs during lightning?
(a) Acid rain
(b) Nitrogen fixation
(c) Green house effect
(d) Earthing

Answer

Answer: (b) Nitrogen fixation

Question 14.
Which of the following can be charged by rubbing?
(a) Ebonite
(b) Plastic
(c) Amber
(d) All of these

Answer

Answer: (d) All of these

Question 15.
When two bodies are rubbed against each other, they acquire
(a) equal and like charges
(b) equal and unlike charges
(c) unequal and like charges
(d) unequal and unlike charges

Answer

Answer: (b) equal and unlike charges

Question 16.
It is a convention to call the charge acquired by a glass rod when it is rubbed with silk as __________
(a) Negative
(b) Positive
(c) Neutral
(d) Can be any one

Answer

Answer: (b) Positive

Question 17.
A device used to test whether an object is carrying charge or not is called ______.
(a) Electrometer
(b) Charge meter
(c) Electroscope
(d) Chargoscope

Answer

Answer: (c) Electroscope

Question 18.
During lightning actually _____________ takes place
(a) Electric discharge
(b) Electric charging
(c) Electric charge accumulation
(d) All of the above

Answer

Answer: (a) Electric discharge

Question 19.
During a thunderstorm which action may be done?
(a) Using Telephone having cord
(b) Switching on / off electric lights
(c) Using a mobile phone
(d) None of the above

Answer

Answer: (c) Using a mobile phone

Question 20.
To protect tall buildings from the damage of lightning, what can be done?
(a) Not to build tall buildings
(b) Install lightning conductors
(c) Install many TV antennas
(d) Have a roof top garden with tall trees

Answer

Answer: (b) Install lightning conductors

Question 21.
A major earthquake occurred on 26th January 2001 in which part of India?
(a) Uri (Kashmir)
(b) Mumbai (Maharastra)
(c) Guwahati (Assam)
(d) Bhuj (Gujarat)

Answer

Answer: (d) Bhuj (Gujarat)

Question 22.
During thunderstorm it is safer to
(a) Carry an open umbrella
(b) Take shelter under short trees
(c) Take shelter under tall trees
(d) Stand in open fields

Answer

Answer: (b) Take shelter under short trees

Question 23.
The process of transferring charge from a charged body to earth is called
(a) transferring
(b) Processing
(c) Charging
(d) Earthing

Answer

Answer: (d) Earthing

Question 24.
Seismograph is an instrument used to
(a) Record strength of wind
(b)  Record vibrations of earthquake
(c)  Record lightening
(d) Record temperature

Answer

Answer: (b)  Record vibrations of earthquake

Seismograph is an instrument used to

Question 25.
The power of an earthquake is expressed in terms of magnitude on a scale called
(a) Righter Scale
(b) Quake scale
(c) Richter Scale
(d) Earth Scale

Answer

Answer: (c) Richter Scale

Match the following items given in Column ‘A’ with that in Column ‘B’:

Column A Column B
(i) Richter scale (a) Sudden shaking of the earth
(ii) Waves recorder (b) Conductor
(iii) Earthquake (c) Earthing
(iv) Copper (d) Earthquake under sea
(v) Transfer of charge to the earth (e) Lightning
(vi) Tsunami (f) Seismograph
(vii) Nitrogen fixation (g) Power of earthquake
(viii) Insulator (h) Plastic
Answer

Answer:

Column A Column B
(i) Richter scale (g) Power of earthquake
(ii) Waves recorder (f) Seismograph
(iii) Earthquake (a) Sudden shaking of the earth
(iv) Copper (b) Conductor
(v) Transfer of charge to the earth (c) Earthing
(vi) Tsunami (d) Earthquake under sea
(vii) Nitrogen fixation (e) Lightning
(viii) Insulator (h) Plastic

Fill in the blanks with the appropriate words:

1. The electrical charge generated by rubbing two objects is ………….

Answer

Answer: static electricity

2. …………. is the sudden shaking of the Earth.

Answer

Answer: Earthquake

3. Seismograph is the instrument that records ………….

Answer

Answer: seismic waves

4. Richter scale is used to express the …………. of an earthquake.

Answer

Answer: magnitude

5. Earthquakes are caused due to the movement of ………….

Answer

Answer: Earth’s plates

6. Lightning always follows ………….

Answer

Answer: thunder

7. …………. types of charges are gained by rubbing objects.

Answer

Answer: Two

8. Nitrogen fixation occurs during ………….

Answer

Answer: lightning

State whether the statements given below are True or False:

1. An earthquake is a sudden shaking of the earth.

Answer

Answer: True

2. The process of transfer of charges from a charged object to the earth is called lightning.

Answer

Answer: False

3. The tremors produce waves on the surface of the earth.

Answer

Answer: True

4. The waves are recorded by Richter scale.

Answer

Answer: False

5. Lightning rod is a device used to secure tall buildings from the effect of lightning.

Answer

Answer: True

6. During earthquake take shelter under a table.

Answer

Answer: True

We hope the given NCERT MCQ Questions for Class 8 Science Chapter 15 Some Natural Phenomena with Answers Pdf free download will help you. If you have any queries regarding Some Natural Phenomena CBSE Class 8 Science MCQs Multiple Choice Questions with Answers, drop a comment below and we will get back to you soon.

Class 8 Science MCQ:

MCQ Questions for Class 6 Science Chapter 2 Components of Food with Answers

Components of Food Class 6 MCQ Online Test With Answers Questions

Check the below NCERT MCQ Questions for Class 6 Science Chapter 2 Components of Food with Answers Pdf free download. MCQ Questions for Class 6 Science with Answers were prepared based on the latest exam pattern. We have provided Components of Food Class 6 Science MCQs Questions with Answers to help students understand the concept very well.

You can refer to NCERT Solutions for Class 6 Science Chapter 2 Components of Food to revise the concepts in the syllabus effectively and improve your chances of securing high marks in your board exams.

Class 6 Science Chapter 2 MCQ With Answers

Science Class 6 Chapter 2 MCQs On Components of Food

Choose the correct option in the following questions:

Question 1.
The food components needed by our body are called
(a) ingredients
(b) nutrients
(c) fragments
(d) ornaments

Answer

Answer: (b) nutrients
Explanation:
ingredients of food have some components which are needed by our body. Such components are called nutrients.

Question 2.
Carbohydrates can be tested by using
(a) iodine solution
(b) caustic soda
(c) copper sulphate
(d) fehling solution

Answer

Answer: (a) iodine solution
Explanation:
Carbohydrates (starch) give violet or black colour with iodine solution.

Carbohydrates can be tested by using

Question 3.
Which one of the following is an energy giving component?
(a) Protein
(b) Vitamins and minerals
(c) Roughage
(d) Carbohydrates and fats

Answer

Answer: (d) Carbohydrates and fats
Explanation:
Carbohydrates and fats are main sources of energy.

Question 4.
Vitamins and minerals are
(a) protective food
(b) energy giving food
(c) body building food
(d) roughage

Answer

Answer: (a) protective food
Explanation:
Vitamins and minerals protect our body from various diseases.

Question 5.
Roughage helps in
(a) protecting our body from diseases
(b) movement of bowel
(c) providing energy
(d) building and repair of various body parts

Answer

Answer: (b) movement of bowel
Explanation:
Roughage are rich in fibres. Fibres keep in bowel movement.

(vi) Scurvy is caused due to the deficiency of
(a) vitamin A
(b) vitamin B
(c) vitamin C
(d) vitamin D

Answer

Answer: (c) vitamin C
Explanation:
Deficiency of vitamin C causes scurvy.

(vii) Diseases caused due to the deficiency of vitamins are known as
(a) dietary diseases
(b) cronic diseases
(c) deficiency diseases
(d) transmitted diseases

Answer

Answer: (c) deficiency diseases
Explanation:
Since such diseases are caused by deficiency of food components.

(viii) All the deficiency diseases can be prevented by
(a) cleanliness
(b) taking medicine at proper time
(c) vaccination
(d) taking balanced diet

Answer

Answer: (d) taking balanced diet
Explanation:
If we take balanced diet there will not be any kind of deficiency.

(ix) Which of the following food items contains carbohydrates?
(a) Rice
(b) Gram
(c) Cabbage
(d) Pulses

Answer

Answer: (a) Rice
Explanation:
Rice is a source of carbohydrates.

(x) Night blindness is caused due to deficiency of
(a) vitamin A
(b) vitamin B
(c) vitamin C
(d) vitamin D

Answer

Answer: (a) vitamin A
Explanation:
Night blindness is caused due to deficiency of vitamin A.

Night blindness is caused due to deficiency of

Match the following items given in Column A with that in Column B:

Column A Column B
(a) Energy giving food (i) Vitamins and minerals
(b) Body building food (ii) Iodine
(c) Protective food (iii) Fats, carbohydrates
(d) Test for fat (iv) Copper sulphate and caustic soda
(e) Test for starch (v) Oily patch on paper sheet
(f) Test for protein (vi) Proteins
Answer

Answer:

Column A Column B
(a) Energy giving food (iii) Fats, carbohydrates
(b) Body building food (vi) Proteins
(c) Protective food (i) Vitamins and minerals
(d) Test for fat (v) Oily patch on paper sheet
(e) Test for starch (ii) Iodine
(f) Test for protein (iv) Copper sulphate and caustic soda

Fill in the blanks with appropriate words:

1. For proper ……………… and …………….. our bodies need adequate food.

Answer

Answer: growth, maintenance

2. Proteins build ……………… material.

Answer

Answer: body

3. Non-living machines burn the fuel at …………….. temperature while living machines burn their food at …………….. temperature.

Answer

Answer: high, low

4. Starch is a ……………… of sugar.

Answer

Answer: polymer

5. …………… gives blue colour with iodine.

Answer

Answer: Starch

6. Proteins are made up of ……….

Answer

Answer: amino acids

7. Skin, hair and nails are ……………..

Answer

Answer: proteins

8. Co-enzymes are nothing but ………..

Answer

Answer: proteins

9. Vitamin C causes …………. when found deficient.

Answer

Answer: scurvy

10. Our body contains ……………. of water.

Answer

Answer: 67%

11. Most of the reactions in our body occur in ……………. solutions.

Answer

Answer: water

12. Balanced diet is one containing all …………….. .

Answer

Answer: nutrients

13. An average person should drink ……………… glasses of water daily.

Answer

Answer: eight

14. Deficiency of ……………. causes rough skin, weak eyesight and thinness of body.

Answer

Answer: fats

15. Excess intake of …………….. over a large period may damage kidneys.

Answer

Answer: alcohol

16. Lack of ……………. leads to lethargy, inactivity and feeling of tiredness.

Answer

Answer: proteins

17. Intake of inadequate quantities of proteins may ……………. the growth and development of children.

Answer

Answer: slow down

State whether the statements given below are True or False:

1. Deficiency of vitamin A makes our bones weak.

Answer

Answer: False

2. Deficiency of iron causes paleness.

Answer

Answer: True

3. Calcium is necessary for strong bones and teeth.

Answer

Answer: True

4. Deficiency of vitamin B helps to increase our appetite.

Answer

Answer: False

5. Deficiency of vitamin D causes swollen and bleeding gums.

Answer

Answer: False

6. Carbohydrates are the main source of energy in our diet.

Answer

Answer: True

7. Expensive food is not always the best food

Answer

Answer: True

8. Protein is a staple food.

Answer

Answer: False

9. Haemoglobin is a carbohydrate.

Answer

Answer: False

10. Cotton and paper are carbohydrates.

Answer

Answer: True

11. Tomatoes contain vitamin C.

Answer

Answer: True

12. Eating lady finger makes you good in mathematics.

Answer

Answer: False

We hope the given NCERT MCQ Questions for Class 6 Science Chapter 2 Components of Food with Answers Pdf free download will help you. If you have any queries regarding Components of Food CBSE Class 6 Science MCQs Multiple Choice Questions with Answers, drop a comment below and we will get back to you soon.

Class 6 Science MCQ:

MCQ Questions for Class 11 Physics Chapter 15 Waves with Answers

Waves Class 11 MCQ Online Test With Answers Questions

Check the below Online Education NCERT MCQ Questions for Class 11 Physics Chapter 15 Waves with Answers Pdf free download. MCQ Questions for Class 11 Physics with Answers were prepared based on the latest exam pattern. We have provided Waves Class 11 Physics MCQs Questions with Answers to help students understand the concept very well.

Class 9 Physics Chapter 15 MCQ With Answers

Physics Class 9 Chapter 15 MCQs On Waves

MCQ On Waves Class 11 Question 1.
A resonance air column of length 40 cm resonates with a tuning fork of frequency 450 Hz. Ignoring end correction, the velocity of sound in air will be
(a) 720 m/s
(b) 820 m/s
(c) 920 m/s
(d) 1020 m/s

Answer

Answer: (a) 720 m/s

Waves MCQ With Solution Pdf Question 2.
An observer is moving towards a stationary source of frequency 250 Hz with a velocity of 40 m/s. If the velocity of sound is 330 m/s, the apparent frequency heard by the observer will be
(a) 320 Hz
(b) 300 Hz
(c) 280 Hz
(d) 260 Hz

Answer

Answer: (c) 280 Hz

Waves MCQs With Answers Question 3.
With the increase in temperature, the frequency of the sound from an organ pipe
(a) Decreases
(b) Increases
(c) Remain unchanged
(d) Changes erratically

Answer

Answer: (b) Increases

Waves MCQs Class 11 Question 4.
Loudness of a note of sound is
(a) Directly proportional to amplitude of the wave
(b) Directly proportional to square of amplitude of wave
(c) Directly proportional to velocity of the wave
(d) Directly proportional to square of velocity of the wave

Answer

Answer: (b) Directly proportional to square of amplitude of wave

MCQs On Waves Question 5.
The frequency of the note produced by plucking a given string increases as
(a) The length of the string increases
(b) The tension in the string increases
(c) The tension in the string decreases
(d) The mass per unit length of the string increases

Answer

Answer: (b) The tension in the string increases

Waves Questions And Answers Pdf Class 11 Question 6.
A siren placed at a railway platfrom is emitting sound of frequency 5 kHz. A passenger sitting in a moving train A records a frequency of 5.5 kHz while the train approaches the siren. During his return journey in a different train B he records a frequency of 6.0 kHz while approaching the same siren. The ratio of velocity of train B to that of train A is
(a) 242 / 252
(b) 2
(c) 5 / 6
(d) 11 / 6

Answer

Answer: (b) 2

Physics MCQs For Class 11 With Answers Pdf Download Question 7.
Energy is not carried by
(a) Longitudinal progressive waves
(b) Electromagnetic waves
(c) Transverse progressive waves
(d) Stationary wave

Answer

Answer: (d) Stationary wave

Waves MCQs Pdf Question 8.
The extension in a string, obeying Hookes law is X. The speed of sound in the stretched string is V. If the extension in the string is increased to 1.5 X, the speed of sound will be
(a) 1.22 V
(b) 0.61 V
(c) 1.50 V
(d) 0.75 V

Answer

Answer: (a) 1.22 V

Waves Class 11 MCQ Question 9.
Energy is to be carried from one place to another. Which one of the following cannot be used?
(a) Longitudinal progressive waves
(b) Transverse progressive waves
(c) Electromagnetic waves
(d) Standing (stationary) waves

Answer

Answer: (d) Standing (stationary) waves

Physics MCQ Class 11 Question 10.
To demonstrate the phenomenon of beats we need
(a) Two sources which emit radiation of nearly the same frequency
(b) Two sources which emit radiation of exactly the same frequency
(c) Two sources which emit radiation of exactly the same frequency and have a definite phase relationship
(d) Two sources which emit radiation of exactly the same wavelength

Answer

Answer: (a) Two sources which emit radiation of nearly the same frequency

MCQ Questions For Class 11 Physics With Answers Pdf Question 11.
Four wires of identical lengths, diameters and material and stretched on a sonometer box. The ratio of their tension is 1 : 4 : 9 : 16. the ratio of their fundamental frequencies is
(a) 1 : 6 : 9 : 16
(b) 4 : 3 : 2 : 1
(c) 1 : 2 : 3 : 4
(d) 1 : 4 : 9 : 16

Answer

Answer: (c) 1 : 2 : 3 : 4

MCQ Physics Class 11 Question 12.
The equation of wave traveling along string is y = 3 cos p (100t – x) in C.G.S. unit then wavelength is
(a) 1 m
(b) 2 cm
(c) 5 cm
(d) None of above

Answer

Answer: (b) 2 cm

Class 11 Physics MCQ Question 13.
A resonating column of air contains
(a) Stationary longitudinal waves
(b) Stationary transverse waves
(c) Transverse progressive waves
(d) Longitudinal progressive waves

Answer

Answer: (a) Stationary longitudinal waves

Physics MCQs For Class 11 With Answers Pdf Question 14.
A whistle giving out 450 Hz approaches a stationary observer at a speed of 33 m/s. The frequency heard by the observer in Hz is
(a) 409
(b) 429
(c) 517
(d) 500

Answer

Answer: (d) 500

Questions On Waves Class 11 Question 15.
When a compression is incident on rigid wall it is reflected as
(a) Compression with a phase change of p
(b) Compression with no phase change
(c) Rarefaction with a phase change of p
(d) Rarefaction with no phase change

Answer

Answer: (a) Compression with a phase change of p

Physics Class 11 MCQ Question 16.
To demonstrate the phenomenon of beats we need
(a) Two sources which emit radiation of nearly the same frequency
(b) Two sources which emit radiation of exactly the same frequency
(c) Two sources which emit radiation of exactly the same frequency and have a definite phase relationship
(d) Two sources which emit radiation of exactly the same wavelength

Answer

Answer: (a) Two sources which emit radiation of nearly the same frequency

Question 17.
Transverse are generated in two uniform wires A and B by attaching their free ends to a vibrating source of frequency 600 Hz. The diameter of wire A is one-third that of wire B and tension in the wire A is double that in wire B. What is the ratio of velocities of waves of waves in wire A and B?
(a) √3 : 2
(b) 2 : √3
(c) 3 : √2
(d) √2 : 3

Answer

Answer: (d) √2 : 3

Question 18.
The extension in a string, obeying Hookes law is X. The speed of sound in the stretched string is V. If the extension in the string is increased to 1.5 X, the speed of sound will be
(a) 1.22 V
(b) 0.61 V
(c) 1.50 V
(d) 0.75 V

Answer

Answer: (a) 1.22 V

Question 19.
String is in fundamental mode of vibration then velocity is directly proportional to _______
(a) Square root of tension
(b) Square root of length
(c) Square of tension
(d) Square root of linear density

Answer

Answer: (a) Square root of tension

Question 20.
With the increase in temperature, the frequency of the sound from an organ pipe
(a) Decreases
(b) Increases
(c) Remain unchanged
(d) Changes erratically

Answer

Answer: (b) Increases

We hope the given NCERT MCQ Questions for Class 11 Physics Chapter 15 Waves with Answers Pdf free download will help you. If you have any queries regarding CBSE Class 11 Physics Waves MCQs Multiple Choice Questions with Answers, drop a comment below and we will get back to you soon.

Class 11 Physics MCQ:

MCQ Questions for Class 6 Science Chapter 8 Body Movements with Answers

Body Movements Class 6 MCQ Online Test With Answers Questions

Check the below NCERT MCQ Questions for Class 6 Science Chapter 8 Body Movements with Answers Pdf free download. MCQ Questions for Class 6 Science with Answers were prepared based on the latest exam pattern. We have provided Body Movements Class 6 Science MCQs Questions with Answers to help students understand the concept very well.

You can refer to NCERT Solutions for Class 6 Science Chapter 8 Body Movements to revise the concepts in the syllabus effectively and improve your chances of securing high marks in your board exams.

Class 6 Science Chapter 8 MCQ With Answers

Science Class 6 Chapter 8 MCQs On Body Movements

Choose the correct option in the following questions:

Body Movements Class 6 MCQ Question 1.
Skeleton of human body is made up of
(a) bones
(b) cartilage
(c) both bones and cartilage
(d) None of these

Answer

Answer: (c) both bones and cartilage
Explanation:
Bones and cartilage form the skeleton of human body.

Class 6 Science Chapter 8 MCQ Question 2.
Human skeleton comprises
(a) skull and backbone
(b) ribs and breast bone
(c) shoulder and hip bones

Answer

Answer: (d) All of these
Explanation:
All are the part of human skeleton.

MCQ Questions For Class 6 Science Chapter 8 Question 3.
Fixed joints are found in
(a) lower jaw
(b) skull
(c) hands
(d) hip bone

Answer

Answer: (b) skull
Explanation:
Joints in skull are immovable.

Body Movements Class 6 MCQ With Answers Question 4.
Knee joints are
(a) hinge joints
(b) ball and socket joints
(c) pivotal joints
(d) fixed joints

Answer

Answer: (a) hinge joints
Explanation:
Knee joints are very similar to the hinges of a door.

MCQ On Body Movements Class 6 Question 5.
Fish swims by
(a) forming loops alternately on two sides of the body
(b) forming loops on single side
(c) somersalting
(d) alternate dipping and coming up

Answer

Answer: (a) forming loops alternately on two sides of the body
Explanation:
During swimming, the front part and the tail part of the body curve in opposite directions. This makes a jerk and pushes the body forward. So fish forms loops alternately on two sides of the body.

Class 6 Body Movements MCQ Question 6.
Which one of the following is the characteristics of birds?
(a) Strong muscles
(b) Light bones
(c) Hollow bones
(d) All of these

Answer

Answer: (d) All of these
Explanation:
These are the adaptations of birds for flying.

Class 6 Science Chapter 8 MCQ With Answers Question 7.
In cockroaches, the body parts helping in movement are
(a) three pairs of legs and two pairs of wings
(b) two pairs of legs and two pairs of wings
(c) two pairs of legs and three pairs of wings
(d) none of these

Answer

Answer: (a) three pairs of legs and two pairs of wings
Explanation:
Three pairs of legs are the characteristics of insects.

Class 6 Science Ch 8 MCQ Question 8.
Muscular foot is a locomotary organ in
(a) snakes
(b) earthworm
(c) housefly
(d) snails

Answer

Answer: (a) snakes
Explanation:
With the help of muscles, ribs, and scales, snake moves from place to place.

Ncert Class 6 Science Chapter 8 MCQ Question 9.
The organ that protects the main nerve cord is
(a) skull
(b) backbone
(c) breast bone
(d) chest bone

Answer

Answer: (a) skull
Explanation:
Skull has 22 bones in cranium and 14 on the face. These protect the brain and sensory organs.

MCQ Of Body Movements Class 6 Question 10.
The number of cervical vertebrae in man is
(a) ten
(b) five
(c) seven
(d) eight

Answer

Answer: (c) seven
Explanation:
Seven cervical vertebrae are found in neck region.

Match the following items given in Column A with that in Column B:

Column A Column B
(a) Snails (i) Breast is connected with 3 pairs of legs and 2 pairs of wings.
(b) Earthworm (ii) Crawl on the ground by alternately looping sideways.
(c) Insects  (iii) Swims with the help of muscles.
(d) Pish (iv) Joins bones to muscles.
(e) Snakes  (v) Swim by forming loops alternately on two sides of body.
(f) Birds (vi) Joins bone to bone.
(g) Leech (vii) A place where two bones meet together.
(h) Ligament (viii) Move by the muscular foot.
(i) Tendon (ix) Produces RBCs.
(j) Joint (x) Fly by flapping its wings.
(k) Bone marrow (xi) Move by alternate extension and contraction of the body.
Answer

Answer:

Column A Column B
(a) Snails (viii) Move by the muscular foot.
(b) Earthworm (xi) Move by alternate extension and contraction of the body.
(c) Insects (i) Breast is connected with 3 pairs of legs and 2 pairs of wings.
(d) Pish (v) Swim by forming loops alternately on two sides of body.
(e) Snakes (ii) Crawl on the ground by alternately looping sideways.
(f) Birds (x) Fly by flapping its wings.
(g) Leech (iii) Swims with the help of muscles.
(h) Ligament (vi) Joins bone to bone.
(i) Tendon (iv) Joins bones to muscles.
(j) Joint (vii) A place where two bones meet together.
(k) Bone marrow (ix) Produces RBCs.

Fill in the blanks with appropriate words:

1. The body parts which are specialized to do important body activities eye called ……………. .

Answer

Answer: organs

2. The organs are made of many kinds of ……………… .

Answer

Answer: cells and tissues

3. A group of similar …………….. with same kind of function is called a tissue.

Answer

Answer: cells

4. An organ though composed of different kinds of tissues, works as a …………….. .

Answer

Answer: unit

5. Organs which can be seen from ……………. are called external organs.

Answer

Answer: Out side

6. Organs inside our body are called ………………….. organs.

Answer

Answer: internal

7. Red blood cells and some white blood cells are produced in the ……………………..of the bone.

Answer

Answer: marrow

8. Our skeleton is made up of many pieces of ………………. and …………….. .

Answer

Answer: bones, cartilage

9. We can get photographs of bones by a machine called ……………. machine.

Answer

Answer: X-ray

10. Lower jaw is ………….. .

Answer

Answer: movable

11. The backbone forms a ……………. bony tube.

Answer

Answer: hollow

12. …………………….. is the strongest and longest bone in the body.

Answer

Answer: Thigh bone

13. The place where two or more bones meet together is called a ……………. .

Answer

Answer: joint

14. Bodies of fish are usually spindle-shaped and …………… .

Answer

Answer: streamlined

15. Place to place movement of animals is called …………. .

Answer

Answer: locomotion

16. …………………. and swans also swim in water.

Answer

Answer: Ducks

State whether the statements given below are True or False:

1. The bones are soft while cartilages are hard.

Answer

Answer: False

2. Skeleton system gives the body support and protects inner organs.

Answer

Answer: True

3. Doctors use X-ray films to examine the injuries of bones.

Answer

Answer: True

4. The bones of cranium are flat and held firmly like a zipper.

Answer

Answer: True

5. Upper jaw is movable.

Answer

Answer: False

6. Five vertebrae of hip and four vertebrae of tail are fused.

Answer

Answer: True

7. Bones in the foot are normally set in an arch.

Answer

Answer: True

8. A human body is born with about 206 bones.

Answer

Answer: False

9. There are air sacs connected with the lungs in birds.

Answer

Answer: True

10. Locomotion in a snake is like swimming on land.

Answer

Answer: True

11. Muscular foot in snail is part of its belly.

Answer

Answer: True

12. The bones are moved by simultaneous contractions and relaxation of two sets of muscles.

Answer

Answer: False

13. All the joints in our body are similar.

Answer

Answer: False

14. Cockroaches cannot walk.

Answer

Answer: False

15. The minute movable bristles in earthworm help in gripping the ground.

Answer

Answer: True

We hope the given NCERT MCQ Questions for Class 6 Science Chapter 8 Body Movements with Answers Pdf free download will help you. If you have any queries regarding Body Movements CBSE Class 6 Science MCQs Multiple Choice Questions with Answers, drop a comment below and we will get back to you soon.

Class 6 Science MCQ:

MCQ Questions for Class 8 Science Chapter 3 Synthetic Fibres and Plastics with Answers

Synthetic Fibres and Plastics Class 8 MCQ Online Test With Answers Questions

Check the below Online Education NCERT MCQ Questions for Class 8 Science Chapter 3 Synthetic Fibres and Plastics with Answers Pdf free download. MCQ Questions for Class 8 Science with Answers were prepared based on the latest exam pattern. We have provided Synthetic Fibres and Plastics Class 8 Science MCQs Questions with Answers to help students understand the concept very well. https://ncertmcq.com/mcq-questions-for-class-8-science-with-answers/

You can refer to NCERT Solutions for Class 8 Science Chapter 3 Synthetic Fibres and Plastics to revise the concepts in the syllabus effectively and improve your chances of securing high marks in your board exams.

Class 8 Science Chapter 3 MCQ With Answers

Science Class 8 Chapter 3 MCQs On Synthetic Fibres and Plastics

Choose the correct option in the following questions:

Class 8 Science Chapter 3 MCQ Question 1.
What is the other name for artificial silk?
(a) Nylon
(b) Rayon
(c) Acrylic
(d) Polyester

Answer

Answer: (b) Rayon

What is the other name for artificial silk?

Synthetic Fibres And Plastics Class 8 MCQ Question 2.
Which fibre is used as artificial wool?
(a) Acrylic
(b) Rayon
(c) Nylon
(d) Cotton

Answer

Answer: (a) Acrylic

MCQ Questions For Class 8 Science Chapter 3 Question 3.
Polymers are made up of small units called
(a) layers
(b) molecules
(c) cells
(d) monomers

Answer

Answer: (d) monomers

Class 8 Science Ch 3 MCQ Question 4.
The strongest synthetic fibre is
(a) nylon
(b) rayon
(c) polyester
(d) acrylic

Answer

Answer: (a) nylon

Ncert Class 8 Science Chapter 3 MCQ Question 5.
Wood pulp is used to make
(a) plastic
(b) wool
(c) jute
(d) rayon

Answer

Answer: (d) rayon

MCQ For Class 8 Science Chapter 3 Question 6.
Which of the following is a natural fibre?
(a) Wool
(b) Nylon
(c) PVC
(d) Polythene

Answer

Answer: (a) Wool

Synthetic Fibres And Plastics Class 8 MCQ With Answers Question 7.
Melamine is
(a) thermoplastic polymer
(b) thermosetting polymer
(c) fibre
(d) elastomer

Answer

Answer: (b) thermosetting polymer

Class 8 Synthetic Fibres And Plastics MCQ Question 8.
Fibre produced in factories is called
(a) man-made fibre
(b) natural fibre
(c) synthetic fibre
(d) both (a) and (c)

Answer

Answer: (d) both (a) and (c)

Class 8 Chapter 3 Science MCQ Question 9.
PET is a
(a) polyester
(b) polyamide
(c) nylon
(d) thermosetting polymer

Answer

Answer: (a) polyester

Synthetic Fibres And Plastics MCQ Question 10.
Which of the following cannot be recycled?
(a) Toys
(b) Cooker handles
(c) Carry bags
(d) Plastic chair

Answer

Answer: (b) Cooker handles

Science Class 8 Chapter 3 MCQ Question 11.
The plastic which cannot be recycled is
(a) jute
(b) rayon
(c) petrochemicals
(d) bakelite

Answer

Answer: (d) bakelite

MCQ Questions For Class 8 Science With Answers Chapter 3 Question 12.
Bakelite is an example of
(a) fibre
(b) elastomer
(c) nylon
(d) thermosetting polymer

Answer

Answer: (d) thermosetting polymer

Ch 3 Science Class 8 MCQ Question 13.
Which term is used for polymers made up of a large number of glucose units?
(a) Protein
(b) Fructose
(c) Cellulose
(d) Polyester

Answer

Answer: (c) Cellulose

Chapter 3 Science Class 8 MCQ Question 14.
Which of the following is non-biodegradable?
(a) Paper
(b) Cotton cloth
(c) Wood
(d) Plastic

Answer

Answer: (d) Plastic

Class 8 Science Chapter 3 MCQ With Answers Question 15.
Which of the following is natural fibre obtained from plants?
(a) Cotton
(b) Wool
(c) Rayon
(d) Ketone

Answer

Answer: (a) Cotton

Which of the following is natural fibre obtained from plants?

Match the following items given in Column ‘A with that in Column ‘B’.

Column ‘A’ Column ‘B’
Cotton Thermoplastic
Nylon Polyester
PVC Biodegradable
Bakelite Artificial fibres
PET Artificial wool
Acrylic Chain of glucose units
cellouse Non-biodegradable
Paper Natural fibre
Plastic Bags Cook wares
Teflon Thermosetting
Answer

Answer:

Column ‘A’ Column ‘B’
Cotton Natural fibre
Nylon Artificial fibres
PVC Thermoplastic
Bakelite Thermosetting
PET Polyester
Acrylic Artficial wool
cellouse Chain of glucose units
Paper Biodegradable
Plastic Bags Non-biodegradable
Teflon Cook wares

Fill in the blanks with appropriate words:

1. Synthetic fibres are made by ………….

Answer

Answer: human beings

2. Many small units combine to form a large single unit called a ………….

Answer

Answer: polymer

3. A nylon wire is …………. than steel wire.

Answer

Answer: stronger

4. All the synthetic fibres are prepared using raw materials of petroleum origin called ………….

Answer

Answer: petrochemicals

5. Plastics are …………. conductors of electricity.

Answer

Answer: poor

6. Nylon was prepared from …………. , …………. and ………….

Answer

Answer: coal, water, air.

State whether the statements given below are True or False’.

1. All fibres are made up of very large units which in turn are made up of many small units.

Answer

Answer: True

2. Nylon was also known as artificial silk in China.

Answer

Answer: False

3. Acrylic is an artificial wool.

Answer

Answer: True

4. Plastics are light, strong and durable.

Answer

Answer: True

5. It is not advised to store food items in plastic containers as it may react with the w ills of container.

Answer

Answer: False

6. Bake lite is poor conductor of electricity.

Answer

Answer: True

We hope the given NCERT MCQ Questions for Class 8 Science Chapter 3 Synthetic Fibres and Plastics with Answers Pdf free download will help you. If you have any queries regarding Synthetic Fibres and Plastics CBSE Class 8 Science MCQs Multiple Choice Questions with Answers, drop a comment below and we will get back to you soon.

Class 8 Science MCQ: