Biology

The correct answer is: D.They break down dead animals and replace nutrients in the soil.

Decomposers, such as fungi, bacteria, and certain insects, play a vital role in ecosystems by breaking down dead organisms (plants, animals, and other organic matter). This process of decomposition releases important nutrients back into the soil, enriching it and making these nutrients available for producers (plants). This recycling of nutrients is essential for maintaining soil fertility and supporting the growth of new plant life, which in turn sustains the entire food web.

Here's why the other options are incorrect:

A.They provide energy to consumers: While decomposers are essential for nu...