Question

Microorganisms can break down PAHs in soil or water in a period of a week or a month.

• A. True
• B. False

Answer 1

The correct option is A True

PAHs can break down to longer-lasting products by reacting with sunlight and other chemicals in the air, generally over a period of days to weeks. Breakdown in soil and water generally takes weeks to months and is caused primarily by the actions of microorganisms.