AP BIOLOGY

Detailed explanation-1: -Fungi, bacteria, earthworm and dung beetles feed on decaying matter and serve as decomposers. Hyenas are carnivores and can not be considered as decomposers and feed by hunting the living animals. Thus, the correct answer is C.

Detailed explanation-2: -They include fungi along with invertebrate organisms sometimes called detritivores, which include earthworms, termites, and millipedes. Fungi are important decomposers, especially in forests.

Detailed explanation-3: -Decomposers (fungi, bacteria, invertebrates such as worms and insects) have the ability to break down dead organisms into smaller particles and create new compounds.

Detailed explanation-4: -Fungi and bacteria are the major organisms decomposing dead leaves and other organic matter.