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Which of the following forms a layer in the atmosphere blocking the ultraviolet light to enter earth’s atmosphere?

Option: 1

O3


Option: 2

CO2


Option: 3

O2

 


Option: 4

H2O


Answers (1)

best_answer

As we learn

Ozone -

The oxygen in the atmosphere, when reacts with ultraviolet light changes into ozone O3

- wherein

It forms a layer in the atmosphere blocking the ultraviolet light to enter earth's atmosphere.

 

 Correct option is 1

 

Posted by

Rakesh

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