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Electromagnetic Waves question

2001 · Q135
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Electromagnetic Waves question

2001 · Q135

NEETPhysicsElectromagnetic WavesMCQ+4 / −1
Biological inportance of ozone layer is
  1. A
    it stops ultraviolet rays
  2. B
    ozone layer reduces green house effect
  3. C
    ozone layer reflects radio waves
  4. D
    ozone layer controls O2/H2 ratio in atmosphertte.
View written solutionFree

Correct answer: A

The ozone layer absorbs the harmful ultraviolet rays coming from sun.

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