Form 1 Air Pollution Quiz

Which of the following is a source of smoke, dust, and carbon monoxide?

• Power plants

• Construction sites

• Exhaust of vehicles and factories

• Refrigerators

Which gas from air pollution reduces oxygen in the blood and causes mental problems?

• Sulphur dioxide

• Carbon monoxide

• Nitrogen dioxide

• Oxygen

What is a major pollutant released by aerosol sprays and refrigerators?

• Carbon monoxide

• Sulphur dioxide

• Chlorofluorocarbon (CFC)

• Methane

Which source contributes pollutants like pesticides and chemical fertilizers?

• Power plants

• Agriculture and plantation activities

• Vehicles

• Forests

Which pollutant causes damage to the nervous system and is especially harmful to children?

• Tar

• Lead particles

• Nitrogen dioxide

• Smoke

What happens to limestone buildings due to acid rain?

• They catch fire

• They become stronger

• They become cooler

• They corrode

Which of the following contributes to the greenhouse effect?

• Excessive nitrogen

• Excessive sulphur

• Excessive carbon dioxide

• Excessive oxygen

What environmental effect is caused by sulphur dioxide and nitrogen dioxide?

• Global warming

• Thinning of the ozone layer

• Acid rain

• Air freshening

How does smoke and haze affect photosynthesis in plants?

• Increases oxygen production

• Increases sunlight

• Decreases sunlight reaching plants

• No effect

What can radioactive materials from nuclear plants pollute?

• Forests only

• Only water

• Air and atmosphere

• Only roads