The upper stratosphere consisting of the ozone layer protects us from the sun's radiation that falls in the wavelength region of :

Question:

The upper stratosphere consisting of the ozone layer protects us from the sun's radiation that falls in the wavelength region of :

1. $600-750 \mathrm{~nm}$

2. $0.8-1.5 \mathrm{~nm}$

3. $400-550 \mathrm{~nm}$

4. $200-315 \mathrm{~nm}$

Correct Option: , 4

Solution:

Ozone protects most of the medium freequnecies ultravoilet light from $200-315$ $\mathrm{nm}$ wave length.