Question

In the lower layers of atmosphere, what range of wavelengths of light is predominant?

(a) Less than 100 nm

(b) Greater than 300 nm

(c) Between 100-300 nm

(d) All wavelengths are equally present

The question was asked in my homework.

Origin of the question is Atmosphere in section Atmosphere & Greenhouse Gases of Environmental Engineering

Answer 1

Right choice is (b) Greater than 300 nm

For explanation: In the lower layers of atmosphere, light of wavelengths greater than 300nm are present and it is because of this reason, there is generally no ozone formation at the ground level.