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Natural Resources — Science STD 9 — Question

Gujarat BoardEnglish MediumSTD 9ScienceNatural Resources3 Marks
Question
Briefly explain depletion of ozone layer and its effects.
✓

Answer

Ozone depletion is caused by certain chemicals called ozone depleting substances. They include chlorofluoro carbons, methyl bromide, nitrogen oxides and chlorine. Effects of ozone depletion:
  1. Skin cancer.
  2. Damage of eyes.
  3. Damage of immune system.
  4. Decreased crop yields.

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