Q.

Which of the following are examples of air pollutants?

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a

Smoke and dust

b

Suspended air particulate matter

c

Harmful gases

d

All of the above

answer is C.

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Detailed Solution

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  • Air pollutants are substances that cause air pollution. 
  • Example: Harmful gases such as Sulphur dioxide, Nitrogen dioxide; suspended particulate matter such as smoke and dust.
  • Vehicular emissions, fuel oils, by-products of manufacturing and power generation, particularly coal-fueled power plants, and fumes from chemical products are the primary sources of human-made air pollution.
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