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Rajat Sahney

· started a discussion

· 1 Months ago

. (Question: 217905.0 )

it asked which option is not correct but option A is the right answer then how A is correct option...?

Question:

Which of the following statements about the hydrosphere is correct?

Options:
A)

 

It consists of all water bodies of the Earth.

B)

 

Of the total amount of water found on the Earth, 70% is in the form of oceans.

C)

 

20% water is available in the form of ice sheets, glaciers and underground water.

D)

 

Only 10% of water is available as fresh water for human use.

Solution:

Ans: (d) All forms of water (oceans, rivers, lakes, glaciers, underground water, water vapour, etc.) available on the Earth are collectively called hydrosphere. Of the total amount of the Earth’s water, 97% is in the form of oceans and 3% is in the form of ice sheets, glaciers and underground water. Less than 1% portion is available as fresh water for human use.

marcia singson

· commented

· 1 Months ago

isn't only 1% of fresh water available for human use is stated in the detail solution? then according to it D is not correct about the hydrosphere..right?
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