Question

which wavelength of the harmful UV radiation is prevented by Ozone Layer from entering the earth's atmosphere.
a. 200-310nm
b. 400-700 nm
c. 320-400nm
d. more than 700 nm

Answer 1

A) 200 to 310 nm........

Answer 2

The correct answer to this my mate is
200 - 310 nn!!

HOPE IT HELPS!!

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