What is particulate matter?
- ASolid waste
- BAir pollutant
- CWater pollutant
- DSoil pollutant
- ENone of the above/More than one of the above
Show answer and explanation
Correct answer: (b) Air pollutant
Explanation
Particulate matter (PM), also called particulate pollutants, is a complex mixture of extremely fine particles and tiny liquid droplets present in the air. It is one of the major factors affecting air quality.