Question

multiple - choice question
decomposers are important because
they produce the oxygen that we breathe.
they recycle nutrients back into the soil.
they produce the food for the rest of the ecosystem.

Explanation:

Decomposers break down dead organisms and waste materials, recycling nutrients back into the soil for plants and other organisms to use. Producers like plants produce oxygen and food for the ecosystem, not decomposers.

Answer:

they recycle nutrients back into the soil.