Question Paper
Class / Subject: Class 9 (ICSE) · Chemistry
Chapter: Chapter 8 — Chapter 8: Atmospheric Pollution
Time Allowed: 32 minutes
Max Marks: 16
1. What is a common air pollutant? [1]
(A) Carbon monoxide
(B) Only oxygen
(C) Only nitrogen
(D) Only water vapour
2. What are major sources of air pollution? [1]
(A) Vehicles and industries
(B) Only natural sources
(C) Only volcanoes
(D) Only forests
3. What health issue can air pollution cause? [1]
(A) Respiratory problems
(B) Better health always
(C) No health effects
(D) Only skin issues
4. What causes acid rain? [1]
(A) Sulfur and nitrogen oxides
(B) Only carbon dioxide
(C) Only oxygen
(D) Only water vapour
5. What intensifies the greenhouse effect? [1]
(A) Pollutants like CO2 and methane
(B) Clean air only
(C) Only oxygen
(D) Nothing intensifies it
6. What does the greenhouse effect contribute to? [1]
(A) Climate change
(B) Cooling of the Earth only
(C) No effect on climate
(D) Reduced global temperatures
7. What can reduce air pollution? [1]
(A) Cleaner fuels and public transport
(B) Increasing vehicle use
(C) Ignoring emissions
(D) Nothing can reduce it
8. Why address atmospheric pollution? [1]
(A) To protect health, environment and climate
(B) No reason
(C) It's not important
(D) Only for scientists
9. What is a common air pollutant? [1]
(A) Carbon monoxide
(B) Only oxygen
(C) Only nitrogen
(D) Only water vapour
10. What are major sources of air pollution? [1]
(A) Vehicles and industries
(B) Only natural sources
(C) Only volcanoes
(D) Only forests
11. What health issue can air pollution cause? [1]
(A) Respiratory problems
(B) Better health always
(C) No health effects
(D) Only skin issues
12. What causes acid rain? [1]
(A) Sulfur and nitrogen oxides
(B) Only carbon dioxide
(C) Only oxygen
(D) Only water vapour
13. What intensifies the greenhouse effect? [1]
(A) Pollutants like CO2 and methane
(B) Clean air only
(C) Only oxygen
(D) Nothing intensifies it
14. What does the greenhouse effect contribute to? [1]
(A) Climate change
(B) Cooling of the Earth only
(C) No effect on climate
(D) Reduced global temperatures
15. What can reduce air pollution? [1]
(A) Cleaner fuels and public transport
(B) Increasing vehicle use
(C) Ignoring emissions
(D) Nothing can reduce it
16. Why address atmospheric pollution? [1]
(A) To protect health, environment and climate
(B) No reason
(C) It's not important
(D) Only for scientists