Single Answer MCQ
Q-00019713

Which chemical is primarily responsible for ozone layer depletion?

1

Carbon dioxide

2

Methane

3

Chlorofluorocarbons (CFCs)

4

Nitrous oxide

Answer and Solution

Answer

C. Chlorofluorocarbons (CFCs)

Solution:

Chlorofluorocarbons (CFCs) are the key contributors to ozone layer depletion as they release chlorine atoms in the stratosphere, which break down ozone molecules.

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