General Knowledge - Chemistry - Discussion

Discussion Forum : Chemistry - Section 1 (Q.No. 11)
11.
The gas present in the stratosphere which filters out some of the sun's ultraviolet light and provides an effective shield against radiation damage to living things is
helium
ozone
oxygen
methane
Answer: Option
Explanation:
No answer description is available. Let's discuss.
Discussion:
11 comments Page 2 of 2.

Resmy said:   1 decade ago
Ozone (O3) in stratosphere reflects uv radiation. And protect us from skin cancer. So it is considered as an umbrella to the earth.


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