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Online Education for Natural Vegetation and Wild Life Class 7 Extra Questions Geography Chapter 6
Natural Vegetation And Wildlife Class 7 Extra Questions Question 1.
What is biosphere?
Answer:
Biosphere is the narrow zone on the upper part of the lithosphere where land, air and water meet and together support the life.
Class 7 Geography Chapter 6 Extra Questions And Answers Question 2.
On which factor does the growth of vegetation depend?
Answer:
- Change in height,
- Climatic changes,
- Slope,
- Thickness of soil.
Class 7 Geography Chapter 6 Extra Questions Question 3.
Write the extension of biosphere.
Answer:
Biosphere extends from less than 11 km below sea level to the tropopause, which is less than 17 km above sea level.
Extra Questions Of Natural Vegetation And Wildlife Class 7 Question 4.
Natural vegetation can be classified into how many categories?
Answer:
- Forests,
- grasslands and
- shrubs and scrubs.
Class 7 Geography Ch 6 Extra Questions Question 5.
Which type of climate is suitable for the growth of forests and grasslands?
Answer:
- Forests grow in the region where temperature and rainfall are plentiful.
- Grasslands grow in the regions of moderate rainfall.
Ncert Class 7 Geography Chapter 6 Extra Questions Question 6.
Where are tropical evergreen forests found in the world?
Answer:
Tropical evergreen forests occur in the regions near the equator and close to the tropics. There regions are hot and receive heavy rainfall throughout the year.
Class 7 Chapter 6 Geography Extra Questions Question 7.
Name the trees found in tropical evergreen forests.
Answer:
- Rosewood,
- Ebony and
- Mahogany.
Geography Class 7 Chapter 6 Extra Questions Question 8.
Where are tropical deciduous forests found in the world?
Answer:
Tropical deciduous forests are found in large parts of India, Northern Australia and in Central America.
Extra Questions For Class 7 Geography Chapter 6 Question 9.
Why do trees in monsoon forests shed their leaves?
Answer:
In monsoon forests, trees shed their leaves in the dry season to conserve water.
Chapter 6 Geography Class 7 Extra Questions Question 10.
Name the animals found in monsoon forests.
Answer:
- Tigers,
- lions and
- elephants.
Class 7 Geography Chapter 6 Question Answer Question 11.
Which type of trees are found in temperate evergreen forests? Name some trees.
Answer:
Temperate evergreen forests consist of both hard and softwood trees like oak, pine, eucalyptus, etc.
Natural Vegetation And Wildlife Class 7 Questions Answers Question 12.
Where are temperate deciduous forests found in the world?
Answer:
- Northeastern part of USA,
- China,
- New Zealand,
- Chile and
- Coastal region of Europe.
Class 7 Geography Chapter 6 Short Questions And Answers Question 13.
Name three trees and animals found in the temperate deciduous forests.
Answer:
(i) Trees –
(a) Oak,
(b) ash and
(c) beech.
(ii) Animals –
(a) Deer,
(b) foxes and
(c) wolves.
Natural Vegetation And Wildlife Class 7 Extra Questions And Answers Question 14.
How Mediterranean trees have adapted themselves to the dry climatic conditions?
Answer:
Mediterranean trees adapt themselves in dry summer with the help of their thick barks and wax-coated leaves which help them in transpiration.
Class 7 Geography Chapter 6 Worksheet Question 15.
In which type of climate are Mediterranean forests found?
Answer:
Mediterranean forests are found in the regions marked with hot dry summers and rainy mild winters.
Natural Vegetation And Wildlife Extra Questions Class 7 Question 16.
Which natural vegetation has been cleared off on a large scale to cultivate fruits? Name some fruits.
Answer:
Mediterranean vegetation has been cleared off on a large scale to cultivate fruits such as oranges, figs, olives and grapes.
Class 7 Geography Chapter 6 Natural Vegetation And Wildlife Extra Questions Question 17.
Write another name of coniferous forests. Where are these forests found?
Answer:
Coniferous forests are also known as Taiga. These are found in the higher latitudes (50°-70°) of northern hemisphere and at higher altitudes.
Ncert Solutions For Class 7 Geography Chapter 6 Extra Questions Question 18.
Write three features of the trees found in coniferous forests.
Answer:
They are :
- tall,
- softwood and
- evergreen.
Geography Chapter 6 Class 7 Extra Questions Question 19.
Name the trees and animals found in coniferous forests.
Answer:
Trees –
(i) Chir,
(ii) pine and
(iii) cedar.
Animals –
(i) Silver fox,
(ii) mink and
(iii) polar bear.
Class 7 Natural Vegetation And Wildlife Extra Questions Question 20.
In which type of region thorny bushes are found?
Answer:
Thorny bushes are found in the dry desert-like regions.
Question 21.
Why is vegetation cover scarce in the desert regions?
Answer:
- Scanty rainfall and
- Scorching heat.
Question 22.
Can you name some of the great deserts of the world?
Answer:
- Atacama desert,
- Kalahari desert,
- Gobi desert,
- Thar desert,
- Great Australian desert and
- Sahara desert.
Question 23.
Name some of the common animals of the desert which you have learnt earlier.
Answer:
- Camel,
- jackal and
- fox.
Question 24.
Where is tundra vegetation found?
Answer:
Tundra vegetation is found in the polar areas of Europe, Asia and North America.
Question 25.
Which type of vegetation is found in tundra?
Answer:
- Mosses,
- lichens and
- small shrubs.
Question 26.
Name the animals found in tundra.
Answer:
- Seal,
- walruses,
- musk-oxen,
- arctic owl,
- polar bear and
- snow foxes.
Question 27.
Why are tropical rain forests called evergreen forests?
Answer:
The region where tropical rainforests are found, there is no particular dry season so the trees do not shed their leaves altogether. That is why they are called evergreen forests.
Question 28.
Name the trees found in tropical deciduous forests. Also, write their uses.
Answer:
The trees found in deciduous forests are:
- Sal,
- Teak,
- Neem and
- Shisham.
Uses-
- Making furniture,
- transport and
- constructional materials.
Question 29.
Write the location of temperate evergreen forests. Also, name the countries where they are found.
Answer:
The temperate evergreen forests are located in the mid-latitudinal coastal region. They are found along the eastern margins of the continents, e.g., in south-east USA, south China and in south-east Brazil.
Question 30.
Where is Mediterranean vegetation found?
Answer:
- In the areas around the Mediterranean sea in Europe, Africa and Asia.
- California in USA.
- South-west Africa.
- Southwestern South America.
- South-west Australia.
Question 31.
Write the uses of trees found in coniferous forests.
Answer:
- Coniferous trees are used for making pulp, which is used for manufacturing paper and newsprint.
- Matchboxes and packing boxes are also made.
Question 32.
Distinguish between tropical and temperate grasslands.
Answer:
| Tropical grasslands | Temperate grasslands |
| (i) These grasslands grow on either side of the equator and extend till the tropics. | (i) These grasslands are found in the mid- latitudinal zones and in the interior parts of the continents. |
| (ii) Here grasses grow very tall, about 3 to 4 metres high. | (ii) The grass which grows here is short and nutritious. |
| (iii) Savannah grasslands of Africa and Llanos in South America are examples of such type of grasslands. | (iii) Steppes in Asia and Prairies in North America are examples of such types of grasslands. |
| (iv) Elephants, zebras, giraffes, deer and leopards are found in these regions. | (iv) Wild buffaloes, bison and antilopes are common in these regions. |
Multiple Choice Questions (MCQs)
1. Which one of the following is different from the other three, with reference to the factors affecting the growth of vegetation?
(a) Temperature
(b) Moisture
(c) Slope
(d) Type of vegetation.
Answer:
(d) Type of vegetation.
2. Which one of the following is false regarding the categories of natural vegetation?
(a) Forest
(b) Plain areas
(c) Grasslands
(d) Shrubs.
Answer:
(b) Plain areas.
3. Trees of which one of the following forests do not shed their leaves throughout the year?
(a) Temperate forests
(b) Tropical Deciduous forests
(c) Tropical Evergreen forests
(d) Thorny forests.
Answer:
(c) Tropical Evergreen forests.
4. Which one of the following trees is not found in the Tropical Evergreen forests?
(a) Teak
(b) Rosewood
(c) Mahogany
(d) Ebony
Answer:
(a) Teak.
5. In which one of the following countries are the Tropical Deciduous forests found?
(a) Norway
(b) Canada
(c) India
(d) Russia.
Answer:
(c) India.
6. Eucalyptus is a tree of;
(a) Topical Evergreen forests
(b) Temperate Deciduous forests
(c) Thorny bushes
(d) Temperate Evergreen forests.
Answer:
(d) Temperate Evergreen forests.
7. Which oile of the following statements is false about the Temperate Deciduous Forests?
(a) These are found in the north-eastern part of USA, China, Chile etc.
(b) They shed their leaves in the dry seasons.
(c) Softwood, evergreen trees are found there.
(d) Deer, foxes, wolves are the main animals of these forests.
Answer:
(c) Softwood, evergreen trees are found there.
8. Which one of the following vegetations is found on the west and south-west margins of continents?
(a) Mediterranean forests
(b) Grasslands
(c) Tropical Deciduous forests
(d) Coniferous forests.
Answer:
(a) Mediterranean forests.
9. The Coniferous Forests are also known as;
(a) Tundra forests
(b) Monsoon forests
(c) Taiga forests
(d) Arctic forests.
Answer:
(c) Taiga forests.
10. The woods of which one of the following forests are useful for making pulp?
(a) Mediterranean forests
(b) Coniferous forests
(c) Tropical grasslands
(d) Deciduous forests.
Answer:
(b) Coniferous forests.
11. Which one of the following statements is false about the Tropical Grasslands?
(a) These are found near the poles.
(b) These grow near the equator.
(c) Savannah of Africa is an example of Tropical Grassland.
(d) Elephant, Zebra, etc. are its main animals.
Answer:
(a) These are found near the poles.
12. Bisons are mainly found in;
(a) Tropical Grasslands
(b) Temperate Grasslands
(c) Thorny Bushes
(d) Tundra Vegetation.
Answer:
(b) Temperate Grasslands.
13. Thorny Bushes are found in which one of the following areas?
(a) Interiors of countries
(b) Coastal areas
(c) Oceanic floors
(d) Deserts.
Answer:
(d) Deserts.
14. Which one of the following is not associated with the Tundra Type of Vegetation?
(a) Polar areas of Europe
(b) Polar areas of Asia
(c) Polar areas of North America
(d) Northern part of Africa.
Answer:
(d) Northern part of Africa.
15. Arctic owl and polar bear are the main animals of;
(a) Temperate Grassland
(b) Tropical Grassland
(c) Arctic Areas
(d) Thorny Bushes
Answer:
(c) Arctic Areas.