One of the following is not a water pollutant?
- Inorganic fertilizers
- Warm water affluent
-
Oxygen gas
- Biodegradable waste
The correct answer is: C
Explanation
Oxygen is not a water pollutant. In fact, oxygen is essential for the survival of life in water.
Some examples of water pollutants include:
- Chemical pollutants: Pesticides, fertilizers, and waste from landfills and septic systems
- Organic wastes, Microbial contaminants ,Nutrients ,Plastics ,Faecal waste ,Radioactive substances ,Phosphorus and nitrogen.
There is an explanation video available .