Biological Consequences Flashcards
(3 cards)
1
Q
Define sewage
A
- Faeces
2
Q
Consequences of sewage pollution in rivers (4)
A
- bacteria
- respiration (by bacteria)
- use oxygen ( so river becomes anoxic)
- death of (other) organisms (like fish)
3
Q
Biological consequences of water pollution by sewage (8)
A
- bacteria
- decompose
- respiration
- less oxygen
- fish die
- mineral ions
- algal bloom
- eutrophication
