The gas that is most useful in protecting humans against solar radiation is?
- chlorine
-
ozone
- carbon (IV) oxide
- hydrogen sulphide
The correct answer is: B
Explanation
The ozone layer in the stratosphere absorbs a portion of the radiation from the sun, preventing it from reaching the planet's surface.
Most importantly, it absorbs the portion of UV light called UVB.
There is an explanation video available .