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Check your knowledge! Take our fun quiz for the advanced Pollution Section of the Atmosphere Chapter of our textbook! Follow the instructions and then click on the "Check it!" button for each question.

Advanced Activities: Pollution

1.	Fill in the blanks.
	Smog is made of and .

2.	Oil refineries are the leading cause of acid rain. (Choose true or false.)
	True False

3.	What are some possible effects of global warming?
	Melting of polar ice caps. Severe weather. Holes in the ozone layer. Decreased land mass upon which humans can live.

4.	Which of these are possible effects of the hole in the ozone layer? (Check all the possible effects.)
	Skin cancer. Melting of polar ice caps. Less life in the oceans. Poor crop yields.

5.	Which of these are the effects of sewage being drained into the ocean? (Check the correct answer.)
	Illness in humans. Death of plant life. Death of animal life. Disruption of the food chain. All of the above.

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