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Which of the following pollutants is responsible for depletion of ozone layer?

174. Which of the following pollutants is responsible for depletion of ozone layer?

Q. Which of the following pollutants is responsible for depletion of ozone layer?

  1. Un-burnt hydrocarbon
  2. UV rays
  3. Chlorofluorocarbons
  4. Oxides of nitrogen

Answer: Chlorofluorocarbons

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