Question : Which of the following gases shields the surface of the Earth from ultraviolet (UV) radiation from the Sun?

Option 1: Carbon monoxide

Option 2: Ozone

Option 3: Oxygen

Option 4: Carbon dioxide


Team Careers360 17th Jan, 2024
Answer (1)
Team Careers360 21st Jan, 2024

Correct Answer: Ozone


Solution : The correct answer is Ozone .

The French physicists Charles Fabry and Henri Buisson discovered the ozone layer in 1913. 97 to 99 per cent of the medium-frequency UV radiation emitted by the sun is absorbed by the ozone layer.

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