Which of the following agents is mainly responsible for the secondary pollutants?

Which of the following agents is mainly responsible for the secondary pollutants?

(a) Smog and Ozone

(b) Sulphur trioxide

(c) Nitrogen dioxide

(d) All of the above

Answer: (d) Smog and Ozone, Sulphur trioxide, Nitrogen dioxide are mainly responsible for the secondary pollutants. Pollutants that originate in the atmosphere are known as secondary pollutants. These contaminants aren’t directly emitted by a source (like vehicles or power plants). Rather, they emerge when pollutants produced from these sources combine with molecules in the atmosphere to create a new pollutant.

More Questions on Air Pollution

1. Who was the first scientist to coin the term SMOG and to describe the layers of SMOG?

2. Which of the following pollutants are responsible for the cause of SMOG?

3. Which of the following is called the secondary air pollutant?

4. Which of the following particles is called the particulate pollutants?

5. Which of the following agents is responsible for turning the Taj Mahal yellow?

6. Which of the following statements is true about SMOG?

7. What type of precautions should be taken to survive when the ozone level is high?

8. Which of the following statements is true about the Air Quality Index?

9. The major photochemical smog is________.

10. Which of the following diseases are caused by smog?

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