Multiple choice

Which of the following statements is not true for ozone layer?

  1. Depletion of the ozone layer is due to the burning of wood and charcoal.

  2. Use of aerosol depletes the ozone layer.

  3. Ozone layer is very important for the existence of life on earth.

  4. Ozone layer absorbs mist of harmful ultra-violet radiations coming from sun.

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A Correct answer
Explanation

Ozone depletion is primarily caused by chlorofluorocarbons (CFCs) found in aerosols and refrigerants, not by the burning of wood or charcoal. The other statements correctly describe the importance and function of the ozone layer.

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