Manipur Board Class 6 Social Science Chapter 5 Four Realms of the Earth Question Answer Solution. We have uploaded this page so that students of Manipur State Board can learn online by their smartphone / laptop or other devices.
Manipur Board Class 6 Social Science Chapter 5: Four Realms of the Earth
- Board – Board of Secondary Education, Manipur.
- Class – 6
- Subject – Social Science
- Topic – Exercise Solution / Notes / Question Answer.
1.)
a) Which is the smallest continent in the world?
Ans. The smallest continent in the world is Australia.
b) Why is the Indian Ocean called half an ocean?
Ans. The Indian Ocean called half an ocean because the Indian Ocean does not open out on the north as it is bounded by the continent of Asia.
c) What is atmosphere?
Ans. The layer of air surrounding the earth is called Atmosphere.
2.)
a) Explain the four realms of the earth.
Ans. The four realms of the earth are,
i) Lithosphere: the realm of land.
ii) Hydrosphere: the realm of water.
iii) Atmosphere: the realm of air.
iv) Biosphere: the realm of life.
b) Name the continents of the world.
Ans. There are seven continents in the world which are Asia, Europe, Africa, North America, South America, Australia and Antarctica.
c) Which are the three major landforms of the earth?
Ans. The three major landforms of the earth are,
i) Mountains: highland regions with pointed peaks.
ii) Plateaus: highland regions with flat summits.
iii) Plains: lowland regions with flat and level surface.
d) What are the two most dominant gases of the atmosphere?
Ans. The two most dominant gases of the atmosphere are Nitrogen and Oxygen which constitute about 99 per cent of the atmosphere.
3.)
a) The largest Ocean is –
(A) Atlantic Ocean (B) Pacific Ocean (C) Indian Ocean (D) Arctic Ocean
Ans. (B) Pacific Ocean.
b) The plant takes in –
(A) Nitrogen (B) Oxygen (C) Carbon-dioxide (D) Hydrogen
Ans. (C) Carbon-dioxide.
c) Which one is not a feature of major landform –
(A) Plains (B) Plateaus (C) Mountains (D) Hills
Ans. (D) Hills
4)
a) Asia and Europe are collectively known as Continent.
b) Highland regions with pointed peaks are called Mountains.
c) Water bodies on the earth’s surface are collectively known as Hydrosphere.
d) The deepest ocean on the earth is the Pacific Ocean.