Natural Vegetation and Wildlife
Page No 51
1. Choose the right answer from the four alternatives given below:
(i) To which one of the following types of vegetation does rubber belong to?
- (a) Tundra
- (b) Himalayan
- (c) Tidal
- (d) Tropical Evergreen
(ii) Cinchona trees are found in the areas of rainfall more than
- (a) 100 cm
- (b) 70 cm
- (c) 50 cm
- (d) less than 50 cm
(iii) In which of the following state is the Simlipal bio-reserve located?
- (a) Punjab
- (b) Delhi
- (c) Odisha
- (d) West Bengal
(iv) Which one of the following bio-reserves of India is not included in the world network of bio reserve?
- (a) Manas
- (b) Gulf of Mannar
- (c) Nilgiri
- (d) Nanda Devi
2. Answer the following questions briefly.
(i) What factors are responsible for the distribution of plants and animals in India?
(ii) What is a bio-reserve? Give two examples.
Bio-reserves are protected areas. This is done to protect natural vegetation, wildlife and the environment.
- Gulf of Mannar
(iii) Name two animals having habitat in the tropical and montane type of vegetation.
- Tiger, Elephant.
- Snow Leopard
3. Distinguish between
(i) Flora and Fauna
Plant species of a particular region is called flora and animal species of a particular region is called fauna.
(ii) Tropical Evergreen and Deciduous forests
Tropical Evergreen Forests:
- They are called rain forest.
- No definite time for trees to shed leaves.
- Rainfall is more than 200 cm.
Tropical Deciduous Forests:
- They are called Monsoon forest.
- Trees shed leaves for about six to eight weeks in the dry summer.
- Rainfall range is between 200 cm to 70 cm.
4. Name different types of vegetation found in India and describe the vegetation of high altitudes.
- Tropical evergreen forests
- Tropical deciduous forests
- Tropical Thorn forests and scrubs
- Montane forests
- Mangrove forests
Vegetation in high altitudes
- Alpine vegetation found in altitudes above 3600 m.
- Trees in these areas are junipers, birches and pines.
5. Quite a few species of plants and animals are endangered in India. Why?
- Increasing population
- Hunting by poachers.
6. Why has India a rich heritage of flora and fauna?
- A country with diverse relief features
- Availability of different types of soil.
- Variation in climatic conditions