NCERT Solution for Geography Chapter 5 Major Domains of Earth Class 6
Earth is the only planet which has life. The surface of the earth is a complex zone where the three main components of the environment meet, overlap and interact. There are four major domains of the earth - lithosphere, atmosphere, hydrosphere and biosphere. The atmosphere is divided into four layers based on composition, temperature and other properties. The different layers of the atmosphere are troposphere, startosphere, mesosphere, thermosphere and exosphere. so, to have a clear understanding of these topics refers to the NCERT Solutions of Class 6 Social Science Geography Chapter 5. Students can benefit greatly by referring to these solutions while preparing for their exam.
Intext Question, Page - 33
Q. Name the strait between India and Sri Lanka.
Answer:
Palk Strait
Intext Question, Page - 34
Q. Count the squares given in Figure 5.3 and answer the following :
(a) Name the largest and smallest continents; (b) Which is larger - North or South America ?
Answer:
(a) Largest continent is Asia. Smallest continents is Australlia.
(b) North America is larger than South America.
1. Answer the following questions briefly.
(a) What are the four major domains of the earth ?
Answer:
The four realms of the earth are :
- Lithosphere
- Hydrosphere
- Atmosphere
- Biosphere
(b) Name the major continents of the earth.
Answer:
The major continents of the earth are :
Asia, Africa, Europe, North America, South America, Australia and Antarctica.
(c) Name the two continents that lie entirely in the Southern Hemisphere.
Answer:
The two continents that lie entirely in the Southern Hemisphere are :
- Australia
- Antarctica
(d) Name the different layers of the atmosphere.
Answer:
The different layers of the atmosphere are :
Troposphere, Stratosphere, Mesosphere, Thermosphere and Exosphere.
(e) Why is the earth called the 'blue planet' ?
Answer:
More than 71 percent of earth is covered with water. Therefore, from outer space it appears blue. That is why, it is called a blue planet.
(f) Why is Northern Hemisphere called land Hemisphere ?
Answer:
The greater part of the land masses lie in the Northern Hemisphere.
(g) Why is the Biosphere important for the living organisms ?
Answer:
The biosphere is the narraow zone of contact between land, water and air. It is in this zone that life that is unique to the planet exists. The growth and survival of the biosphere is made possible by the transfer of energy and matter between elements of the environment.
2. Tick the correct answers.
(a) The mountain range that separates Europe from Asia is
(i) the Andes (ii) the Himalayas (iii) the Ural
Answer:
(iii) the Ural
(b) The continent of North America is is linked to South America by
(i) Isthmus (ii) Strait (iii) Suez Canal
Answer:
(i) Isthmus
(c) The major constituent of atmosphere by percent is
(i) Nitrogen (ii) Oxygen (iii) Nitrogen
Answer:
(i) Nitrogen
(d) The domain of the earth consisting of solid rocks is
(i) the Atmosphere
(ii) the Hydrosphere
(iii) the Lithosphere
Answer:
(iii) the Lithosphere
(e) Which is the largest continent ?
(i) Africa (ii) Asia (iii) Australia
Answer:
(ii) Asia
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 the narrow contact zone of the land, water and air that supports life.
(d) The continent of europe and Asia together are known as_______.
(e) The highest mountain in peak on the earth is_______.
Answer:
(a) Marina Trench, (b) Indian, (c) Biosphere, (d) Eurasia, (e) Mt. Everest