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Which of the following is responsible for the depletion of the ozone layer in the stratosphere?

  1. A
    Carbon dioxide
  2. B
    Methane
  3. C
    Chlorofluorocarbons (CFCs)
  4. D
    Nitrous oxide

Solution & Step-by-step Explanation

Chlorofluorocarbons (CFCs) released from refrigerators and ACs reach the stratosphere. There, UV rays release Chlorine atoms from CFCs, which then act as catalysts to break down Ozone () into Oxygen (), leading to ozone depletion.

Practice this question

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Which of the following is responsible for the depletion of the ozone layer in the stratosphere?
A
Carbon dioxide
B
Methane
C
Chlorofluorocarbons (CFCs)
D
Nitrous oxide

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