Solution of Chapter 6. Natural Vegetation and Wild Life (Our Environment Book)

Exercise

1

Which are the two factors on which the growth of vegetation mostly depends?
1

Which are the three broad categories of natural vegetation?
1

Name the two hardwood trees commonly found in tropical evergreen forest.
1

In which part of the world tropical deciduous forest is found?
1

In which climatic conditions, citrus fruits are cultivated?
1

Write the uses of coniferous forest.
1

In which part of the world seasonal grassland is found?
2

Tick the correct Answer.

Mosses and lichens are found in:


(a) Decorative vegetation.


(b) Tropical evergreen forest.


(c) Tundra vegetation.
2

Tick the correct Answer.

Thorny bushes are found in:


(a) Hot and humid


(b) Hot and dry deserted climate


(c) Cold Polar climate
2

Tick the correct Answer.

In tropical evergreen forest, one of the common animals is:


(a) Monkey


(b) Giraffe


(c) Camel
2

Tick the correct Answer.

One important variety of coniferous forest is:


(a) Rosewood


(b) Pine


(c) Teak
2

Tick the correct Answer.

Steppe grassland is found in:


(a) South Africa


(b) Australia


(c) Central Asia
3

Match the following:


(i) Walrus



(a) Soft wood tree



(ii) Cedar



(b) An animal of tropical deciduous forest



(iii) Olives



(c) A polar animal



(iv) Elephants



(d) Temperate grassland in Australia



(v) Campos



(e) Thorny shrubs



(vi) Downs



(f) A citrus fruit




(g) Tropical grassland of Brazil
4

Give reasons

The animal is polar region have thick fur and thick skin?
4

Give reasons

Tropical deciduous trees shed their leaves in the dry season.
4

Give reasons

The type and thickness of vegetation changes from place to place.
5

For Fun

In the crossword table given below, some words are hidden. They are all about vegetation and wildlife and are to be found horizontally and vertically. Two have been worked out for you. Work in pairs with a friend.
6

Now can you tell why Salima saw changes in the natural vegetation as she climbed higher and higher? What type of vegetation did she see in the Himalayas starting with the foothills and going to the higher altitudes?