Question

1.
Domestic sewage, released into rivers, causes-
growth of algae
increase in oxygen
survival of aquatic life
killing of bacteria​

Answer 1

Answer:

Eutrophication most commonly arises from the oversupply of nutrients, most commonly as nitrogen or phosphorus, which leads to overgrowth of plants and algae in aquatic ecosystems. After such organisms die, bacterial degradation of their biomass results in oxygen consumption, thereby creating the state of hypoxia.

Answer 2

Answer:

growth of algae

hope it helps you