Question

Stratospheric ozone protects us from:

• A. UV A and microwave radiations
• B. UV B and UV C
• C. UV A and UV B
• D. UV A, B and C

Hint:

Ozone in the stratosphere forms the ”ozone layer,” a critical barrier against UV radiation.

Answer 1

The Correct Option is B

1. Stratospheric ozone absorbs harmful UV B and UV C radiation from the sun, which can cause skin cancer, cataracts, and DNA damage.
2. UV A is less harmful and largely reaches the Earth's surface.