Why are decomposers such as bacteria important to an ecosystem's food web?

they recover nutrients from dead matter and waste.
they feed the primary producers.
they take in energy from inorganic compounds.
they provide nutrition directly to consumers.

The correct answer would be They recover nutrients from dead matter and waste.

Decomposers refer to organisms which get their nutrition by breaking down the dead organic waste (dead animals and plants).

They decompose the dead matter and return the nutrients to the ecosystem.

Decomposers include bacteria, fungi, and some insects.

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the generally accepted parts of modern cell theory include: all known living things are made up of one or more cells. all living cells arise from pre-existing cells by division. the cell is the fundamental unit of structure and function in all living organisms.