Question

Name the gas which is known as the earth natural shield.Explain how.

Answer 1

Ozone acts as the Earth's natural shield.

The ozone layer acts as a filter for the shorter wavelength and highly hazardous ultraviolet radiation (UVR) from the sun, protecting life on Earth from its potentially harmful effects. 

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Answer 2

Explanation:

ozone layer is the gas which protect us from the natural shield