Conservation of Plants and Animals Class 8 Extra Questions and Answers Science Chapter 7

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Class 8 Science Chapter 7 Extra Questions and Answers Conservation of Plants and Animals

Conservation Of Plants And Animals Class 8 Questions And Answers Question 1.
Name a sanctuary of India.
Answer:
Bharatpur bird sanctuary.

Conservation Of Plants And Animals Question Answer Question 2.
Name a national park of India.
Answer:
Kaziranga National Park.

Conservation Of Plants And Animals Questions And Answers Question 3.
Name a wildlife sanctuary of India.
Answer:
Lockchao wildlife sanctuary.

Conservation Of Plants And Animals Class 8 Question Answer Question 4.
Name a biosphere reserve of India.
Answer:
Great Nicobar Biosphere Reserve.

Conservation Of Plants And Animals Class 8 Solutions Question 5.
What causes drought?
Answer:
Reduced rainfall causes drought.

Conservation Of Plants And Animals Class 8 Question 6.
Name the areas meant for conservation of biodiversity
Answer:
Biosphere Reserve.

Question Answer Of Conservation Of Plants And Animals Question 7.
Name two wildlife sanctuaries of Panchmarhi biosphere reserve.
Answer:
Bori and Panchmarhi.

Chapter 7 Science Class 8 Question 8.
Give two examples each of flora and fauna.
Answer:
Examples of flora: Mango, Jamun Examples of fauna: Chinkara, cheetal.

Conservation Of Plants And Animals Question And Answer Question 9.
Name one endemic animal.
Answer:
Indian giant squirie1 is an endemic animal.

Class 8 Science Chapter 7 Short Question Answer Question 10.
Name two endemic flora of Panchmarhi.
Answer:
Sal and wild mango are two endemic flora of Panchmarbi.

Class 8 Science Chapter 7 Extra Questions Question 11.
Apart from wildlife sanctuaries, name one place where animals are protected?
Answer:
Zoo.

Class 8 Science Chapter 7 Very Short Question Answer Question 12.
Name the first reserve forest of India.
Answer:
Satpura.

Conservation Of Plants And Animals Question Answers Question 13.
What is special about the forest of Satpura?
Answer:
The finest teak of India is found in this forest.

Class 8 Science Chapter 7 Conservation Of Plants And Animals Question Answer Question 14.
Do the tribals still live in forest?
Answer:
Yes, many tribals still live in forests.

Ncert Solutions For Class 8 Science Chapter 7 Conservation Of Plants And Animals Question 15.
Name one animal which has become completely extinct?
Answer:
Dinosaur.

Class 8 Science Conservation Of Plants And Animals Question Answer Question 16.
Define biosphere.
Answer:
Biosphere is that part of earth in which living organisms exist or which support life.

Question 17.
What is biodiversity?
Answer:
Biodiversity is the variety of plants, animals and microorganisms generally found in an area.

Question 18.
Name two natural causes of deforestation.
Answer:
Two natural causes of deforestation are :

1. forest fire, and
2. severe drought.

Question 19.
Define endemic species.
Answer:
The species that are exclusively found in a particular area only and not naturally found anywhere else are known as endemic species.

Question 20.
What do you mean by species?
Answer:
Species is a group of populations which are capable of interbreeding with each other.

Question 21.
State some examples of fauna, endemic to Panchmarhi Biosphere Reserve.
Answer:
Bison, Indian giant squirrel and flying squirrel are some of the fauna endemic to the Panchmarhi Biosphere Reserve.

Question 22.
What, does a sanctuary provide?
Answer:
It provides protection and suitable living conditions to wild animals.

Question 23.
Why are even protected forests not safe?
Answer:
Even protected forests are not safe because poachers encroach and destroy them.

Question 24.
What is a rock shelter?
Answer:
Rock shelters are the evidences of prehistoric human life in the jungles of Satpura National Park. They were meant for human living.

Question 25.
What idea do the rock shelters give?
Answer:
The rock shelters give us an idea about the life of the prehistoric/primitive humans.

Question 26.
What do you mean by the term Project Tiger?
Answer:
“Project Tiger” is the name of a project which was launched by the government of our country to .protect the tigers of the country.

Question 27.
What was the objective of Project Tiger?
Answer:
The objective of Project Tiger was to ensure the maintenance of a viable population of tigers in our country.

Question 28.
Why is Satpura Tiger Reserve a unique place?
Answer:
The Satpura Tiger Reserve is unique in the sense that a significant increase in the population of tigers has been seen here.

Question 29.
Are there different Red Data Books for plants and animals?
Answer:
Yes, there are different Red Data Books for plants, animals and other species.

Question 30.
What do you mean by reforestation?
Answer:
Reforestation means restocking of the destroyed forests by planting new trees.

Question 31.
Define endangered animals with two examples.
Answer:
Animals whose numbers are diminishing to a level that they might face extinction are known as the endangered animals. This is because survival of some animals has become difficult because of disturbances in their natural habitat.
The example of the endangered animals are: Indian elephant, Bengal tiger, Indian lion, Indian Rhino and Gharial.

Question 32.
What are the causes and consequences Of deforestation?
Answer:
Causes of deforestation :

• Forests are cleared for accommodating expanding urban areas and for meeting increasing demands.
• Forests are destroyed to clear land for crops and cattle grazing.
• Trees are cut down to be used for firewood.

Consequences of deforestation :

• Soil erosion
• Loss of biodiversity
• Floods and droughts
• Climate change due to global warming
• Disruption of water cycle

Question 33.
Explain the term Biosphere Reserve. What is its importance?
Answer:
Biosphere Reserves are the areas meant for conservation of biodiversity (plants, animals and microorganisms found in an area). Biosphere Reserves help to maintain the biodiversity and culture of that area.

Question 34.
Define the term “Wildlife Sanctuaries.” Name some threatened wild animals. How re they protected?
Answer:
Wildlife Sanctuaries are the areas where wild animals are protected and conserved. Some of the threatened wild animals like black buck, white-eyed buck, elephant, golden cat, pink-headed duck, gharial, marsh crocodile, python, rhinoceros, etc. are protected and preserved in different Wildlife Sanctuaries.

Question 35.
What are found in rock shelters of Panchmarhi Biosphere Reserves?
Answer:
There are rock paintings found in the rock shelters. Figures of animals, men shown as fighting, hunting, dancing, and
playing musical instruments are depicted in these rock paintings. Figures of man-eater tiger and a group of people are also shown in these rock paintings.

Question 36.
Define a desertification and deforestation with two consequences of each.
Answer:
Desertification: Excessive deforestation leads to removal of the top layer of the soil which exposes the lower, hard and rocky layers. This soil has less humus and is less fertile. Gradually the fertile land gets converted into deserts. It is called desertification. Agriculture, animal husbandry and groundwater pumping are all significant contributors to the process.
Consequences of desertification :

• Desertification affects the agriculture to a large extent.
• It results in decease in rainfall.
• Desertification exposes the land to floods.
• It results in decease in the level of groundwater.

Deforestation :
Clearing of forests by cutting down forest trees over a wide area is called deforestation.
Consequences of deforestation :

• Soil erosion
• Loss of biodiversity
• Floods and droughts
• Climate change due to global warming
• Disruption of water cycle.

Multiple Choice Questions (MCQs)

1. Following irrigation system is more suitable for areas where sufficient water is not available
(a) Drip system
(b) Sprinkler system
(c) None.
Answer:
(a) Drip system.

2. An ecosystem is composed of
(a) Living component
(b) Non-living component
(c) Both.
Answer:
(c) Both.

3. In Pachmarhi Biosphere Reserve Bison, Indian giant squirrels are found they are the example of
(a) endemic species
(b) endangered species
(c) extinct species
(d) none of these
Answer:
(a) endemic species.

Extra Questions for Class 8 Science