The ozone layer in earth's atmosphere is crucial for human survival because it
A
reflects ultraviolet rays
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B
reflects radio signals
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C
absorbs ultraviolet rays
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D
reflects infrared rays
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Solution
The correct option is C absorbs ultraviolet rays An ozone layer, present in the stratosphere, absorbs the ultraviolet rays emitted by the sun and thus it prevents us from skin diseases and mutation. So, the correct answer is option (c).