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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3. Fill in the blanks.

(a) The deepest point on the earth is _____________ in the Pacific Ocean.

(b) The _____________ Ocean is named after a country.

(c) The _____________ is a narrow contact zone of land, water and air that

supports life.

(d) The continents of Europe and Asia together are known as _____________.

(e) The highest mountain peak on the earth is _____________.