(i) To which one of the following types of vegetation does rubber belong to?
(d) Tropical Evergreen
Ans: (d) Tropical Evergreen
(ii) Cinchona trees are found in the areas of rainfall more than
(a) 100 cm
(b) 50 cm
(c) 70 cm
(d) less than 50 cm
Ans: (a) 100 cm
(iii) In which of the following state is the Simlipal bio-reserve located?
(d) West Bengal
Ans: (c) Odisha
(iv) Which one of the following bio-reserves of India is not included in the world network of bioreserve?
(c) Gulf of Mannar
(d) Nanda Devi
Ans: (a) Manas
(i) What is a bio-reserve? Give two examples.
Ans: Bio-reserves are the large areas where vegetation, wildlife and the environment are conserved to preserve the biological diversity. In totality there are 14 bio-reserves in India. For e.g. Sunderbans Bio-reserve in West Bengal and Nanda Devi Bio-reserve in Uttaranchal.
(ii) Name two animals having habitat in tropical and montane type of vegetation.
Ans: The common animals found in the tropical forests are elephants and monkeys and the common animals found in the montane forests are Kashmir stag and spotted dear.
(i) Flora and Fauna
Ans: The word ‘flora’ is used to denote plants of a particular region or period and the species of animals are referred to as ‘fauna’.
Flora and Fauna: Comparison
(ii) Tropical Evergreen and Deciduous Forests
Ans: Tropical Evergreen Forests:
Q4. Name different types of vegetation found in India and describe the vegetation of high altitudes.
Ans: The different types of vegetation found in India are:
In mountainous areas, the decrease in temperature with increasing altitude leads to the corresponding change in natural vegetation:
Q5. Quite a few species of plants and animals are endangered in India. Why?
Ans: Many plants and animals are endangered in India due to a number of reasons:
As a result of these activities about 1300 plant species are endangered and 20 plant species have become extinct. Quite a few animal species are also endangered.
Q6. Why has India a rich heritage of flora and fauna?
Ans: India has a rich heritage of flora and fauna due to the following reasons:
Q. On an outline map of India, label the following.
(i) Areas of Evergreen Forests
(ii) Areas of Dry Deciduous Forests
(iii) Two national parks each in Northern, Southern, Eastern and Western parts of the Country
Ans: The outline of India’s map is given below with the labelling of the above -mentioned areas.
|1. What is natural vegetation and why is it important?|
|2. What are the factors influencing the distribution of natural vegetation?|
|3. What are the major types of natural vegetation found in India?|
|4. How does deforestation affect natural vegetation and wildlife?|
|5. What are the measures taken to conserve natural vegetation and wildlife?|