Q. The pollutants which are already present in nature, but are released in substantial amounts by man are known as
A) Qualitative pollutants
B) Degradable pollutants
C) Primary pollutants
D) Quantitative pollutants
Explanation
Quantitative pollutants are those substances which are already present in the environment, but are termed as pollutants when their concentration (quantity) increase in the environment, e.g., $CO_{2}$is present on the environment in greater quality than normal.
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.