A considerable part of the harmful ultraviolet radiation of the sum does not reach the earth surface, because of the fact that, there is a layer of _____________ high above earth's atmosphere, which absorbs it?
Correct answer: C. Ozone
- A. Hydrogen
- B. Carbon dioxide
- C. Ozone
- D. None of these
Explanation
The ozone layer absorbs much of the Sun’s harmful ultraviolet radiation before it reaches Earth’s surface. Hydrogen and carbon dioxide do not provide this protective UV absorption.
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