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Pollutants and Their Sources and Their Effects

Which of the ...

Question

Which of the is responsible for depletion of ozone layer? Options are :-

Smog

Carbon monoxide

Nitrogen dioxide

Chlorofluorocarbons

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Solution

Chloroflurocarbons are responsible Ozone layer depletion.

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Similar questions

Ozone layer depletion is caused due to ___.

(CFCs/methane/nitrogen oxides/sulphur dioxide)

Q. Assertion :Chlorofluorocarbons are responsible for ozone depletion. Reason: Ozone level decreases by as much as 67% every year.

Question 6
Depletion of ozone is mainly due to

(a) chlorofluorocarbon compounds
(b) carbon monoxide
(c) methane
(d) pesticides

Q. Which compounds are responsible for the depletion of ozone layer?

Q. Which of the following contribute to global warming?
(i) Carbon dioxide
(ii) Carbon monoxide
(iii) Chlorofluorocarbons
(iv) Methane
(v) Nitrogen dioxide
(vi) Nitrous oxide

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Pollutants and Their Sources and Their Effects

Standard VIII Biology

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