NCERT Solutions for Class 6 Geography Chapter 5 – Major Domains of the Earth
| Category | NCERT Solutions for Class 6 |
| Subject | Geography (Social Science) |
| Chapter | Chapter 5 – Major Domains of the Earth |
1. Answer the following questions briefly.
(a) What are the four major domains of the earth?
Answer: The major domains of the earth, are lithosphere, atmosphere, hydrosphere and biosphere. The first three domains function together to form the biosphere, which sustains life on earth.
(b) Name the major continents of the earth.
Answer: The major continents of the earth are Africa, Antarctica, Asia, Australia/Oceania, Europe, North America, and South America.
(c) Name the two continents that lie entirely in the Southern Hemisphere.
Answer: Antarctica and Australia lie entirely in the Southern Hemisphere.
(d) Name the different layers of atmosphere.
Answer: The atmosphere can be divided into layers based on its temperature and distance from the surface. These layers are the troposphere, the stratosphere, the mesosphere and the thermosphere.
(e) Why is the earth called the ‘blue planet’?
Answer: The earth is called the blue planet because 2/3 of the earth or 71% of the earth is covered my water in the oceans. The ocean appears to be blue and thus the name.
(f) Why is the Northern Hemisphere called the Land Hemisphere?
Answer: The Northern Hemisphere is called the Land Hemisphere because most of the landmasses in terms of continent are found there while there is an abundance of water masses in the southern hemisphere.
(g) Why is the Biosphere important for living organisms?
Answer: The biosphere, is the layer within the planet Earth where life exists. This layer ranges from heights of up to ten kilometres above sea level, to depths of the ocean. The ranges are determined according to the zones which helps life to sustain, has water and oxygen. This biosphere is an integral part of all the domains as it is the only sphere sustaining life.
NCERT Solutions for Class 6 Geography Chapter 5 – Major Domains of the Earth
2. Tick the correct answers.
(a) The mountain range that separates Europe from Asia is
(i) the Andes
(ii) the Himalayas
(iii) the Urals
Answer
Answer: (iii) the Urals
(b) The continent of North America is linked to South America by
(i) an Isthmus
(ii) a Strait
(iii) a Canal
Answer
Answer: (i) an Isthmus
(c) The major constituent of atmosphere by per cent is
(i) Nitrogen
(ii) Oxygen
(iii) Carbon dioxide
Answer
Answer: (i) Nitrogen
(d) The domain of the earth consisting of solid rocks is
(i) the Atmosphere
(ii) the Hydrosphere
(iii) the Lithosphere
Answer
Answer: (iii) the Lithosphere
(e) Which is the largest continent?
(i) Africa
(ii) Asia
(iii) Australia
Answer
Answer: (ii) Asia
NCERT Solutions for Class 6 Geography Chapter 5 – Major Domains of the Earth
3. Fill in the blanks.
(a) The deepest point on the earth is Mariana Trench in the Pacific Ocean.
(b) The Indian Ocean is named after a country.
(c) The Biosphere is a narrow contact zone of land, water and air that supports life.
(d) The continents of Europe and Asia together are known as Eurasia.
(e) The highest mountain peak on the earth is Mt. Everest.
NCERT Solutions for Geography (Social Science)