Question:
Which one of the following is the main substance responsible for ozone layer depletion?
Which one of the following is the main substance responsible for ozone layer depletion?
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CFCs are a major environmental concern as they directly impact the ozone layer, which protects us from harmful ultraviolet radiation.
Updated On: Nov 5, 2025
- Chlorofluorocarbon (CFC)
- Carbon dioxide (CO2)
- Carbon monoxide (CO)
- Nitric acid (HNO3)
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The Correct Option is A
Solution and Explanation
Chlorofluorocarbons (CFCs) are primarily responsible for the depletion of the ozone layer. These compounds release chlorine atoms in the stratosphere, which react with ozone molecules, breaking them down.
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