Class 8 Geography Chapter 2 Water resource and conservation

Assertion (A) : The Earth is called as ‘Water Planet’.

Reason (R) : One-third of the Earth Surface is covered with water.

• Both A and R are true and R is the correct explanation of A

• R is true but A is false

• A is true But R is False

• Both A and R are true but R is not the correct explanation of A

The life on the Earth began in

• Frozen Mountains

• Primitive Oceans

• Hot Deserts

• River Plains

Oceans cover what portion of the Earth surface

• Two-thirds

• One-thirds

• Three-fourths

• Almost Half

(A) Fresh water accounts for only about 2.7 per cent.

(B) 70 per cent of this occurs as ice sheets and glaciers.

• Only B is true

• Neither A is true nor B is true

• Both A and B are true

• Only A is true

What percent of fresh water is available and fit for human use?

• 2 %

• 1 %

• 1.3 %

• 2.7 %

Which of following is not as source of fresh water

• Rivers

• Ground Water

• Ponds

• Oceans

Total volume of water on the Earth is constant and we can’t change it.

• True

• False

Water Cycle includes to process of

• Evaporation

• Precipitation

• Run-off

• All of the above

By fixing a dripping tap we may save ___________ litres of water in a year.

• 1000

• 1100

• 1200

• 1300

Which of the following is not a domestic use of water

• Irrigation

• Cooking

• Bathing

• Drinking