Home »
MCQs »
Energy and Environment Engineering MCQs
Which of the following is the example of primary pollutants?
63. Which of the following is the example of primary pollutants?
- Carbon monoxide
- Oxides of sulphur
- Hydrocarbons
- All of the above
Answer: D) All of the above
Explanation:
Primary pollutants include, Carbon monoxide, Oxides of sulphur, Hydrocarbons, hydrogen cyanide, etc.