Pollution Control Questions and Answers – Standards for Air Pollutants

This set of Pollution Control Multiple Choice Questions & Answers (MCQs) focuses on “Standards for Air Pollutants”.

1. How do air pollutants standards control the emissions of pollutants?
a) By controlling the sources
b) By constraining the pollutant concentration
c) By maintaining atmospheric instability
d) By dispersing pollutants
View Answer

Answer: a
Explanation: Laws and standards can control pollutant sources by controlling the sources of pollution themselves. These standards ensure that the maintenance of ideal concentrations in the atmosphere will result from it.

2. Which of the following is not a reason for why newer regulation laws, like Central Air Act, were adopted?
a) To make regulation more strict
b) To cover all sectors
c) To upgrade old laws
d) To get rid of the old acts
View Answer

Answer: d
Explanation: Old pollution control laws had become outdated and did not cover all industries like chemical manufacture, power plants, et cetera. The regulations also needed to be implemented more strictly to maintain good quality air.

3. When was the first anti-pollution law enacted?
a) 1910
b) 1920
c) 1930
d) 1940
View Answer

Answer: b
Explanation: The first anti-pollution law in India was enacted in 1920 by the government of Bombay (now Mumbai). It was called the “Smoke Nuisance Act”; it was later adopted by the whole state for pollution control.

4. Which of the following is a function of the Central Board in terms of pollution control?
a) Prohibit the use of pollution-causing materials
b) Regulate industries
c) Sponsor research concerning air pollution control
d) Make air pollution control areas
View Answer

Answer: c
Explanation: Sponsoring research is the work of the central board. The rest of the listed options are jobs of the state boards and the state governments. The Central Board advises and coordinates the work of state boards and governments.

5. Which of the following is not a purpose of the Central Board, when it comes to prevention and control of air pollution?
a) Do research
b) Advise the central government
c) Sponsor research
d) Make air quality standards
View Answer

Answer: a
Explanation: The central board does not itself do research when it comes to controlling air pollution. However, the central board authority supports and encourages research, which is carried out by scientists.

6. When it comes to air pollution control, which of the following is in the administration of the state governments?
a) Inspect premises that may be causing pollution
b) Making air pollution control areas
c) Take emission samples
d) Advise the central government
View Answer

Answer: b
Explanation: The state government can make pollution control areas, where emissions need controlling. They can also prohibit the use of certain fuels and release of these pollutants in such control areas. The other options listed come under the authority of the state and central boards.

7. Which of the following is not a task of the state pollution control board?
a) Inspect premises of industries
b) Take samples of emissions
c) Prevent the use of fuels in control areas
d) Close or regulate industries
View Answer

Answer: c
Explanation: The state board can inspect industries and take samples to investigate their emissions. They can also choose to regulate or close plants and factories if it is found that they do not follow the standards.

8. Which of the following is the advisory body that advises state governments about pollution control?
a) Central Pollution Control Board
b) State Pollution Control Board
c) Environmental Pollution Agency
d) Environmental Protection Advisory Committee
View Answer

Answer: d
Explanation: The Central Pollution Control Board advises the central government and the state PCB carries out inspections. The Environmental Protection Advisory Committee counsels the state government to take effective control measures.

9. Why are pollution standards set into place?
a) To avoid unwanted effects
b) To prevent ruining aesthetic
c) To make clean air
d) To regulate industries
View Answer

Answer: a
Explanation: Pollution standards are set into place to prevent the unwanted effects of pollutants. The lower amount of air pollutants in the atmosphere, the minute the damage to human health, property and vegetation. Industries are regulated as a consequence of pollution control.

10. Which of the following is not a reason why standards vary from place to place?
a) Meteorological conditions
b) Geological conditions
c) Geographical conditions
d) Population
View Answer

Answer: b
Explanation: The meteorological factors include weather conditions, and the geographical conditions include the topography of areas. The standards are set into place depending on these factors, along with the population.

Sanfoundry Global Education & Learning Series – Pollution Control.

To practice all areas of Pollution Control, here is complete set of 1000+ Multiple Choice Questions and Answers.

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Manish Bhojasia - Founder & CTO at Sanfoundry
Manish Bhojasia, a technology veteran with 20+ years @ Cisco & Wipro, is Founder and CTO at Sanfoundry. He lives in Bangalore, and focuses on development of Linux Kernel, SAN Technologies, Advanced C, Data Structures & Alogrithms. Stay connected with him at LinkedIn.

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