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प्रश्न
Ozone layer depletion is mainly caused by ______.
विकल्प
PAN
CO2
CFCs
Coal burning
MCQ
रिक्त स्थान भरें
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उत्तर
Ozone layer depletion is mainly caused by CFCs.
Explanation:
Chlorofluorocarbons (CFCs) release chlorine atoms in the stratosphere. These chlorine atoms destroy ozone molecules, leading to depletion of the ozone layer.
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