(A) Infra-red (X)
(B) Ultraviolet ()
(C) X-rays (X)
(D) Gamma rays (X)
(E) None of these (X)
Answers: Ozone layer prevents Ultraviolet radiation from entering the atmosphere.
(A) Infra-red (X)
(B) Ultraviolet ()
(C) X-rays (X)
(D) Gamma rays (X)
(E) None of these (X)
Answers: Ozone layer prevents Ultraviolet radiation from entering the atmosphere.
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