Answer the following questions in brief:
1. Why is the earth called a watery or blue planet?
2. Name some methods of water conservation.
3. What do you mean by natural vegetation?
4.
4. What are the main features of taiga forests?
5. What are the causes of depletion of animals?
Why is conservation of wildlife important?
Answers
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Answer:
1 ) because the earth is 71% of full land area is covered with water.
2 ) Irrigation
3 ) the vegetation tat is grown naturally
Answer:
1)Composition and structure of the oceans. Planet Earth has been called as "Blue Planet" due to abundant water on the earth surface
2)i) Protection of water from pollution
II) Redistribution of water
III) Rational use of ground water
3)it refers to a plant community which has grown naturally without any human aid and has been redistributed for long time.
4) Evergreen trees, cold weather, thin layer of soil, short growing season
5)loss of mobility cause of deterioration of the environment are the destruction of forests, expansion of agricultural land and urbanization.