MAJOR DOMAINS OF THE EARTH
1. Answer the following questions briefly.
(a) What are the four major domains of the earth?
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(b) Name the major continents of the earth.
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(c) Name the two continents that lie entirely in the Southern Hemisphere.
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(d) Name the different layers of atmosphere.
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(e) Why is the earth called the ‘blue planet’?
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(f) Why is the Northern Hemisphere called the Land Hemisphere?
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(g) Why is the Biosphere important for living organisms?
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2. Tick the correct answers.
(a) The mountain range that separates Europe from Asia is
(i) the Andes (ii) the Himalayas (iii) the Urals
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(b) The continent of North America is linked to South America by
(i) an Isthmus (ii) a Strait (iii) a Canal
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(c) The major constituent of atmosphere by per cent is
(i) Nitrogen (ii) Oxygen (iii) Carbon dioxide
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(d) The domain of the earth consisting of solid rocks is
(i) the Atmosphere (ii) the Hydrosphere (iii) the Lithosphere
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(e) Which is the largest continent?
(i) Africa (ii) Asia (iii) Australia
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