liiist these in order of 1-4

decomposers increase oxygen consumption

algae consume the available nutrients an then begin to die off

decomposers break down algae and increase in number

an algal bloom occurs

1 answer

1. An algal bloom occurs
2. Algae consume the available nutrients and then begin to die off
3. Decomposers break down algae and increase in number
4. Decomposers increase oxygen consumption