Lesson: Chapter 15 — The biosphere

Household chemicals and waste 4 of 5 Reset answers

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Question 4

Which is NOT a feature of persistent organic pollutants?

A They are highly poisonous B They build up in food chains C They last a long time D They break down quickly in sunlight

The right answer is the one marked above.

They break down quickly in sunlight. Persistent means they do not break down.

Answer the question to continue.