HBSE 6th Class Social Science Solutions Geography Chapter 5 Major Domains of the Earth

Haryana State Board HBSE 6th Class Social Science Solutions Geography Chapter 5 Major Domains of the Earth Textbook Exercise Questions and Answers.

Haryana Board 6th Class Social Science Solutions Geography Chapter 5 Major Domains of the Earth

HBSE 6th Class Geography Major Domains of the Earth Textbook Questions and Answers

Question 1.
Answer the following questions briefly:
(a) What are the four major domains of the earth?
Answer:
The four major domains of the earth are:

• Lithosphere
• Atmosphere
• Hydrosphere
• Biosphere.

(b) Name the major continents of the earth.
Answer:
The major continents of the earth are:

• Asia
• Africa
• North America
• South America
• Europe
• Australia

(c) Name the two continents that lie entirely in the southern hemisphere.
Answer:

• Australia
• Antarctica.

(d) Name the different layers of atmosphere.
Answer:
The different layers of atmosphere.

• Triphosphate
• Stratosphere
• Mesophere
• Thermosphere
• Erosphere

(e) Why is earth called the blue planet?
Answer:
Earth is called the blue planet because 71 percent of the earth is covered with water only.

(f) Why is Northern Hemisphere called the Land Hemisphere?
Answer:
Northern hemisphere is called the land hemisphere because the greater part of the land lies in the Northern Hemisphere.

(g) Why is Biosphere important for living organisms?
Answer:
Biosphere is the zone where the life exists. It is the narrow zone where we find land, water and air together, which contains all forms of life.

Question 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:
(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:
(i) an Isthmus

(c) The major constituent of atmosphere by percent is:
(i) Nitrogen
(ii) Oxygen
(iii) Carbon dioxide
Answer:
(i) Nitrogen

(d) The domain to 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

Question 3.
Fill in the blanks :

1. The deepest point of earth is _________ in the Pacific Ocean,
2. The _________ Ocean is named after a country.
3. The _________ is a narrow contact zone of land, water and air that supports life.
4. The continents of Europe and Asia are known as _________.
5. The highest mountain peak on earth is _________.

Answer:

1. Mariana Trench
2. Indian
3. Biosphere
4. Eurasia
5. Everest.

THINGS TO DO

1. Cut the outline of the continents from an outline map of world and arrange them according to their decreasing sizes.
2. Cut the outline of the continents from an outline map of the world and try to fit them together as a Jig-saw puzzle.
3. Collect pictures of expeditions to the Himalayas. Write about the kind of equipment carried by the climbers for protection against sunshine, temperature and the lack of air.

MAP SKILLS

Question 4.
Map skills :
On the outline map of the world, mark the following:
Europe, Asia, Antarctica, South America, Australia, Indian Ocean, Pacific Ocean, Atlantic Ocean, Ural Mountains and Isthmus of Panamas.

HBSE 6th Class Geography Major Domains of the Earth Important Questions and Answers

Very Short Answer Type questions

Question 1.
Where is the greatest depth recorded?
Answer:
The greatest depth is recorded at Mariana Trench in the Pacific Ocean.

Question 2.
Which continents surrounded the Pacific Ocean?
Answer:
Asia, Australia, North America, South America.

Question 3.
What is the shape of the Indian Ocean?
Answer:
The shape of Indian Ocean is almost triangular.

Short Answer Type Questions

Question 1.
Give reason: though earth is a ‘blue planet’, we face shortage of water.
Answer:
More than 97% of Earth’s water is found in the oceans and is too salty for human use. A large proportion of the rest of water is in the form of ice-sheets and glaciers or under the ground and a very small percentage is available.

Question 2.
What is lithosphere? State its condition.
Answer:
The outer layer of the earth is called the crust. Crust is like the skin of the earth. The hard crust forms the outer solid surface of the earth. It is called lithosphere where the word ‘litho’ means stone or rock. About one third of the earth surface is occupied by land while the rest is covered with water.

Long Answer Type Questions

Question 1.
Name the seven continents of the world. Write three important features of each of them.
Answer:
The seven continents are :

• Asia
• Europe
• Africa
• North America
• South America
• Australia
• Antarctica.

(i) Asia:

• Asia is the largest continent. The Tropic of Cancer passes through Asia.
• Asia is separated from Europe by the Ural Mountains on the west.

(ii) Europe:

• Europe is much smaller than Asia.
• Europe lies to the west of Asia.
• It is bounded by water bodies on three sides.

(iii) Africa:

• Africa is the second largest continent after Asia.
• The equator or 0° latitude runs almost through the middle of the continent.
• It is the only continent through which the Tropic of Cancer, the equator and the Tropic of Capricorn pass.

(iv) North America:

• North America is the third largest continent of the world.
• The continent lies completely in the Northern and Western hemisphere.
• Three oceans namely Atlantic Ocean, Arctic Ocean, Pacific Ocean surround this continent.

(v) South America :

• South America lies mostly in the Southern Hemisphere.
• The Andes, world’s longest mountain range, runs through its length from north to south.
• The world’s largest river, Amazoh lies in this continent.

(vi) Australia:

• Australia is the smallest continent.
• Australia lies completely in the Southern Hemisphere.
• Australia is an island continent because it is surrounded on all sides by the oceans and seas.

(vii) Antarctica:

• Antarctica lies completely in the Southern Hemisphere.
• Antarctica is permanently covered with thick ice-sheets, there are no permanent human settlements.
• Many countries have research stations in Antarctica. For example: Maitri and Dakshin Gangotri are research stations of India in Antarctica.

Major Domains of the Earth Class 6 HBSE Notes

• Lithosphere : The uppermost solid layer of our earth.
• Hydrosphere: The water-mass of the earth including oceans, seas, rivers, lakes, underground water, ice sheets and water vapour in the atmosphere.
• Atmosphere : The layer of various gases which surround the earth.
• Biosphere : The narrow zone where the lithosphere, hydrosphere and atmosphere are in contact with each other and in which life exists.
• Continent: A large mass of land.
• Ocean : A vast area of water surrounding landmasses.
• Mountain : A mountain is a conical mass of land rising too much greater heights than the surrounding areas.
• Plateau : A plateau is a large area of fairly level land rising much above the surrounding areas.
• Plains: Low-lying flat surfaces with very gentle slopes are called plains.
• Eurasia: The combined landmass of Asia and Europe is called Eurasia.
• Coastal plains: Plains located along the coasts are called coastal plains.