Answer the following questions briefly.
(a) What are the four major domains of the Earth?
(b) Name the major continents of the Earth.
(c) Name the two continents that lie entirely in the Southern Hemisphere.
(d) Name the different layers of atmosphere.
(e) Why is the Earth called the ‘blue planet’?
(f) Why is the Northern Hemisphere called the Land Hemisphere?
(g) Why is the biosphere important for living organisms?
Answer the following questions.
(i) What are the three layers of the Earth?
(ii) What is a rock?
(iii) Name three types of rocks.
(iv) How are extrusive and intrusive rocks formed?
(v) What do you mean by a rock cycle?
(vi) What are the uses of rocks?
(vii) What are metamorphic rocks?
Answer the following questions briefly. Why are river plains thickly populated?
(a) What is the true shape of the Earth?
(b) What is a globe?
(c) What is the latitudinal value of the Tropic of Cancer?
(d) What are the three heat zones of the Earth?
(e) What are the parallels of latitude and meridians of longitudes?
(f) Why does the Torrid Zone receive maximum amount of heat?
(g) Why is it 5.30 P.M. in India and 12.00 noon in London?