Question

Give the source of pathogen in water?

Answer 1

Main sources of pathogens in water -

Industrial waste-

➡️This includes wastes discharged from factories, refineries into the water bodies.✔️

➡️These wastes contains harmful chemicals such as alkalis, acids etc.✔️

➡️ And toxic metals like mercury, arsenic etc. Which kills the aquatic life.

Sewage-

➡️This contains waste water from our household and other domestic waste dumped into water bodies.✔️

Agricultural run off-

➡️This is the waste water released from agricultural field which contains pesticides and fertilizers that affects the aquatic life.✔️

Oil spills-

➡️Oils released from oil drums which are accidentally discharged from ships into the water bodies.✔️