Eutrophication Flashcards
0
Q
What happens to the water plants?
A
They die and decompose
1
Q
What causes an algal bloom?
A
Sewage or fertilisers, that contain nitrate, that leach into the water system due to flooding or heavy rain
2
Q
What causes decay?
A
Bacteria and fungi that use oxygen to respire
3
Q
What happens to the oxygen levels in the water system?
A
They decrease
4
Q
What happens to any animals?
A
They suffocate and die
