Question

viruses, bacteria, and parasitic worms found in water that cause diseases are considered which of these categories of water pollution? organic chemicals infectious agents inorganic chemicals heavy sediment

Explanation:

The question is about classifying water pollution caused by viruses, bacteria, and parasitic worms. Infectious agents in water pollution are organisms (like microbes, parasites) that spread diseases. Organic chemicals are carbon - based compounds (not living pathogens), inorganic chemicals are non - carbon - based substances, and heavy sediment is solid particles. So the correct category is infectious agents.

Answer:

B. infectious agents