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NEETChemistryEnvironmental Chemistry

What does the presence of ozone in the stratosphere primarily protect against?

Options

  1. AAcid rain
  2. BGreenhouse effect
  3. CUltraviolet (UV) radiation
  4. DSmog

Correct answer

C. Ultraviolet (UV) radiation

Step-by-step solution

Ozone in the stratosphere prevents about 99.5% of the sun’s harmful ultraviolet (UV) radiations from reaching the earth’s surface, protecting humans and other animals from its effects.

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