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Select the correct answer : Decrease o...

Select the correct answer :
Decrease of amount of ozone in stratosphere is called depletion of ozone and it is caused by

A

UV radiations of sun

B

excessive use of detergents

C

burning coal and wood,

D

use of CFC compound

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ICSE-ATMOSPHERIC POLLUTION-EXERCISE 8(D)
  1. Explain the formation of ozone in the atmosphere.

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  2. What is the function of ozone in the atmosphere?

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  3. Name the following Chemicals responsible for ozone layer destruction

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  4. Name any two: natural sources of atmospheric pollution.

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  5. Name any two: gases which are responsible for the formation of acid ...

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  6. Explain the term "global warming'. State two ways by which global warm...

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  7. State two effects of ozone depletion.

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  8. What is the cause of acid rain? Give any two impacts of acid rain.

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  9. Explain the methods of preventing acid rain.

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  10. State an advantage of CNG (Compressed Natural Gas).

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  11. State how CFC break ozone layer.

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  12. Describe the methods of saving ozone layer.

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  13. Fill in the blanks : The pollutants such as NO2 , SO2 , SO3 dissolv...

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  14. Fill in the blanks : Excessive release of carbon dioxide in the atmo...

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  15. Fill in the blanks : Ozone layer prevents the harmful……………… radiatio...

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  16. Fill in the blanks : Decrese of the concentreation of ozone in the s...

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  17. Fill in the blanks : Ozone depletion is mainly caused by the active…...

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  18. Select the correct answer : Excessive release of carbon dioxide in t...

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  19. Select the correct answer : Inhalation of air polluted with carbon m...

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  20. Select the correct answer : Decrease of amount of ozone in stratosph...

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