Question

Ozone molecules are destroyed by

a.

carbon dioxide molecules.

c.

deoxyribonucleic acids.


b.

chlorofluorocarbons.

d.

ultraviolet radiation

Answer 1

The correct answer is B(c?): chlorofluorocarbons. Their reaction with ozone molecules is catalysed by UV radiation, oxygen (O2) is a product. Ozone is an important component of the atmosphere because it protects Earth's surface from UV.