Question

UV radiation of wavelengths shorter than UV-B is almost completely absorbed by Earth’s atmosphere, given that the ozone layer is intact. But, UV-B damages DNA, and mutation may occur. It causes

• A. Various types of skin cancers
• B. Damage to skin cells
• C. Ageing of the skin
• D. All of the above

Answer 1

The correct option is D All of the above

Effect of UV-B radiation
UV-B radiation, carries high energy and if transmitted through the ozone layer, may cause various skin problems such as follows:

• Ageing of the skin
• Damage to skin cells
• Various types of skin cancers

Final answer
(D) All of the above