Mention the role played by different species in the ecosystem.
The role of different species:
(i)The animals have provided us draught power, transportation, meat, eggs.
(ii)The fish provide nutritive food.
(iii)Many insects help in pollination of crops and fruit trees and exert biological control on such insects, which are harmful.
Define an ecosystem
What factors are responsible for the distribution of plants and animals in India?
What is a bio-reserve? Give two examples.
Distinguish between flora and fauna.
Distinguish between tropical evergreen and deciduous forests.
Name different types of Vegetation found in India and describe the vegetation of high altitudes.
Quite a few species of plants and animals endangered in India. Why?
Why has India a rich heritage of flora and fauna?
How many plant species are found in India?
Deltaic soil supports ______vegetation.
Mock Test Series
