AP BIOLOGY

Detailed explanation-1: -Bacteria and fungi are called decomposer because they break down the dead and decaying organic matter into a simpler substance. It provides the nutrients back to the soil.

Detailed explanation-2: -Saprotrophs are organisms that break down dead matter. Examples of decomposers: fungi, bacteria, earthworms, insects. Examples of detritivores: millipedes, earthworms, crabs, flies, etc. Examples of saprotrophs: fungi and bacteria.

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. We use decomposers to restore the natural nutrient cycle through controlled composting.

Detailed explanation-4: -Explanation: A decomposer is an organism that breaks down organic material. This includes the remains of dead organisms. Bacteria, worms, snails, slugs, and fungi are types of decomposers.

Detailed explanation-5: -Bacteria and fungi are called decomposers because bacteria and fungi break down the dead and decaying organic matter into simpler substances and provide the nutrients back to the soil. Advantages of decomposers to the environment:i They act as natural scavengers. ii They help in recycling of nutrients.