Question

Presence of the fertilizers and sewage in polluted

water provides a lot of nitrogen, causing excessive growth

of algae which subsequently reduces the amount of

dissolved oxygen in water.Can you name this process of

reduction of dissolved oxygen due to the excess growth of

algae.

(a) Biomagnifications

(b) Eutrophication

(c) Algal bloom

(d) Decomposition​

Answer 1

Answer:

Nutrient pollution is the process where too many nutrients, mainly nitrogen and phosphorus, are added to bodies of water and can act like fertilizer, causing excessive growth of algae.

Step-by-step explanation:

Answer 2

Answer:

(b) is the correct answer