McqMate
| Q. |
The most common cause of pollution of air is – |
| A. | Carbon dioxide |
| B. | Carbon monoxide |
| C. | Sulphur dioxide |
| D. | Smoke |
| Answer» C. Sulphur dioxide | |
|
Explanation: The most common sources of air pollution include particulates, ozone, nitrogen dioxide, and sulfur dioxide. The largest sources of SO2 emissions are from fossil fuel combustion at power plants (73%) and other industrial facilities (20%). Smaller sources of SO2 emissions include industrial processes such as extracting metal from ore, and the burning of high sulfur containing fuels by locomotives, large ships, and non-road equipment. It is linked with a number of adverse effects on the respiratory system. |
|
View all MCQs in
ChemistryNo comments yet