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Question
Ozone layer protects the life on Earth from the harmful effects of UV radiations by absorbing them. 
Options:
A .  True
B .  False
C .  Ozone layer present in the atmosphere prevents harmful UV rays from reaching the Earth.
D .  Water cycle is not possible without atmosphere.
Answer: Option A
:
A
Ozone layer is present in the lower parts of thestratosphere. It absorbs all the ultraviolet radiations and does not allow them to reach Earth's surface, thus protecting all living organisms from the harmful effects of UV radiations.

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