Question

Which of the following UV radiations is responsible for causing sun burns and skin cancer?

(a) UV-A

(b) UV-B

(c) UV-C

(d) All of the mentioned

I have been asked this question by my college director while I was bunking the class.

I'm obligated to ask this question of Ozone Depletion topic in division Atmosphere & Greenhouse Gases of Environmental Engineering

Answer 1

Correct answer is (b) UV-B

For explanation I would say: UV-B radiations of 315-280nm is responsible for causing sunburns, genetic damage as well as skin cancer.