produce their own food using light from the Sun. stop the flow of energy from one organism to another. break down dead organisms and recycle nutrients into the soil. are microscopic and other organisms cannot consume them.
I gave my students this multiple choice question: Decomposers are important in the food chain because they

Only one answer is correct among these 4 choices:
- produce their own food using light from the Sun.
- stop the flow of energy from one organism to another.
- break down dead organisms and recycle nutrients into the soil.
- are microscopic and other organisms cannot consume them.

Could you tell me which one is correct?

break down dead organisms and recycle nutrients into the soil.