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Class 12 Biology Practice Test: Environmental Issues - Air Pollution and its Control
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Class 12 Biology Practice Test: Environmental Issues - Air Pollution and its Control
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15 Questions

1. What are the agents that bring about such an undesirable change (pollution) are called?
2. What are the agents that bring about such an undesirable change (pollution) are called?
3. Which industries release particulate air pollutants along with harmless gases, such as nitrogen, oxygen, etc.?
4. Which is the most widely used technique for removing particulate matter?
5. Which act was passed to protect and improve the quality of our environment?
6. What is the impact of air pollution on plants?
7. What does CPCB stand for?
8. What is an undesirable change in physical, chemical, or biological characteristics of air, land, water, or soil due to the introduction of contaminants called?
9. What amount of noise may damage eardrums thus permanently impairing hearing ability?
10. What amount of noise may damage eardrums thus permanently impairing hearing ability?
11. On what does the harmful effect of pollution depend on?
12. What was the position of Delhi among the 41 most polluted cities of the world in the 1990s?
13. Where are the catalytic converters fitted?
14. Which act was passed to protect and improve the quality of our environment?
15. Where are the catalytic converters fitted?

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