Air pollution Quiz
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5 questions, one answer each
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1. Which pollutant is made by incomplete combustion and is toxic?
- A. Sulfur dioxide
- B. Carbon monoxide
- C. Nitrogen dioxide
- D. Argon
2. Where does the nitrogen in nitrogen oxides from car engines come from?
- A. The air
- B. The petrol
- C. The catalytic converter
- D. The exhaust pipe
3. Which two pollutants mainly cause acid rain?
- A. Carbon monoxide and particulates
- B. Carbon dioxide and oxygen
- C. Sulfur dioxide and nitrogen oxides
- D. Particulates and argon
4. What does a catalytic converter change carbon monoxide into?
- A. Carbon
- B. Sulfur dioxide
- C. Soot
- D. Carbon dioxide
5. Which step reduces sulfur dioxide from a coal power station?
- A. Adding a catalytic converter to the chimney
- B. Passing the chimney gases through calcium carbonate
- C. Burning the coal faster
- D. Removing nitrogen from the air