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The percentage of fresh water in reservo...

The percentage of fresh water in reservoirs, lakes, ponds, rivers and canals is:

A

`77.2% `

B

`22.4% `

C

`0.36%`

D

`30.3% `

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The correct Answer is:
C
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AGRAWAL EXAM CART BIHAR-POLLUTION OF AIR AND WATER-IMPORTANT QUESTIONS
  1. Which of the following method is not employed in the purification of w...

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  2. Which household technique is commonly used to remove all the microorga...

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  3. Which of the following is not a chemical method to purify water ?

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  4. How is chlorination done to purify water ?

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  5. What does 3R stand for?

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  6. The percentage of fresh water in reservoirs, lakes, ponds, rivers and ...

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  7. Identify the incorrect statement in the following?

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  8. The most commonly used chemic method for purifying water is :

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  9. Which disease is caused by the mic organisms present in the water?

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  10. Which of the following can not be us for purification of water?

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  11. The layer of air present around the ear is called :

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  12. Name the substances which contamina the air.

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  13. When air is contaminated by unwant substances which have a harmful eff...

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  14. Name the colourless poisonous gas which is produced from incomplete bu...

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  15. When fog is mixed with smoke this .......... is caused.

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  16. Name the water which is fit for drinking

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  17. When the average temperature of the earth's atmosphere is gradually in...

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  18. Name the gas released from refrigerators, air conditioner.

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  19. Which gas damage ozone layer?

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  20. The Taj Mahal is being affected by:

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