Question (5/279)

Consider the following which can be found in the ambient atmosphere :

1. Soot
2. Sulphur hexafluoride
3. Water vapour

Which of the above contribute to the warming up of the atmosphere? 

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(A)  1 and 2 only

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(B)  3 only

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(C)  2 and 3 only

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(D)  1, 2, and 3

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Question (6/279)

Consider the following statements :

1. On the planet Earth, the fresh water available for use amounts to about less than 1% of the total water found. 
2. Of the total fresh water found on the planet Earth 95% is bound up in polar ice caps and glaciers. 

Which of the statements given above is/are correct?

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(A)  1 only

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(B)  2 only

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(C)  Both 1 and 2

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(D)  Neither 1 nor 2

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