Written by the Fiveable Content Team • Last updated September 2025
Verified for the 2026 exam
Verified for the 2026 exam•Written by the Fiveable Content Team • Last updated September 2025
Definition
Decomposition is the process by which organic matter breaks down into simpler substances through the action of decomposers like bacteria and fungi. It plays an important role in nutrient cycling by releasing nutrients back into the environment.
Detritivores are organisms that feed on dead plant or animal material. They play a crucial role in decomposition by breaking down organic matter into smaller particles.
Nutrient cycling refers to the movement and exchange of nutrients between living organisms, soil, water bodies, and the atmosphere. Decomposition is an important part of nutrient cycling.
Microorganisms, such as bacteria and fungi, are tiny living organisms that play a key role in decomposition. They break down organic matter into simpler substances.