Details activity Length 5 activities Topics AnimalsEcology and EvolutionFungi, Bacteria & VirusesSustainability Activity form Unit Language English publish

Decomposers play crucial role in the one of life—without them, garbage would just pile up! These tasks help students examine decomposers, with particular relevance come waste cycling and also sustainability.

You are watching: Why are decomposers important to ecosystems

Decomposers are consisted of of the FBI (fungi, bacteria and invertebrates—worms and also insects). They room all living things that get energy by eating dead animals and also plants and also breaking under wastes of other animals.





Compostable or biodegradable garbage is waste from once living organisms that can be broken down and also recycled through decomposers.

In ours homes, we have the right to recycle food waste into usable nutrients making use of worms together decomposers.

Decomposers are also used in commercial applications such together oil pour out cleanups.


Introducing DecomposersRottingFood net TagComposting 101Portable Worm Farm


List and also identify instances of decomposers and also describe their function within a basic food web.

Differentiate between compostable waste and non-biodegradable waste.

Explore the active procedure of decomposition.

Create a worm compost farm.


See tasks for materials.


Energy enters the food chain native the sun.

Producers (e.g. Plants) create facility organic substances (essentially food) using power from sunlight and other materials.

Consumers (e.g. Animals) obtain their power by eating the producer and/or other consumers.

Scavengers and also decomposers get their power by eat dead plants or animals.

Rotting food (or food that’s gone ‘bad’) doesn’t look or smell an excellent but it consists of a wealth of nutrients, consisting of carbon, nitrogen, and also phosphorous. Living organisms require these nutrient to produce cells, tissues and to provide energy for life processes.

When a plant or pet dies, nutrient would continue to be forever locked in the dead tissues if that weren’t for decomposers. The decomposers finish the bicycle by returning crucial molecules to the tree producers.

Decomposers (fungi, bacteria, invertebrates such as worms and insects) have actually the capability to failure dead organisms right into smaller particles and also create new compounds. We use decomposers to regain the herbal nutrient bike through managed composting.

Decomposers space the connect that keeps the circle of life in motion. The nutrient that decomposers release right into the setting become component of the soil, make it abundant and an excellent for plant growth. This nutrients end up being a component of brand-new plants that flourish from the abundant soil.



Biodegradability: Biological and also biochemical breakdown of organic materials by the environment. Biodegradability simply means that soil micro-organisms and also natural weathering procedures are capable of decomposing the material right into soil nutrient without leaving any type of harmful residual water behind. Or: something the rots.

Bioplastics: plastic made native renewable plant material or plant assets like cornstarch, potato starch, or tapioca. These can biodegrade.

Bioremediation: Any procedure that uses micro-organisms, fungi, algae, environment-friendly plants or their enzymes to enhance the state the a organic environment transformed by contaminants.

Compost: Verb: the controlled process of decomposing necessary material. Noun: organic product that have the right to be provided as a tool to thrive plants. Humus (mature compost) is a stable product that is dark brown or black and has a soil-like, earthy smell. Given enough time, all biodegradable material will oxidize to humus.

Decomposer: An organism, regularly a bacterium, fungus, or invertebrate that feeds on and breaks down dead tree or animal matter, making organic nutrients easily accessible to the ecosystem. Or: ‘FBI’ (fungi, bacteria, invertebrates)

Decomposition: The action or procedure of break down; the rotting or decaying of tree or pet matter.

Invertebrate: An pet that lacks a backbone or spinal column.

Nutrients: Organic and inorganic compounds that a living organism demands to live and grow or a substance provided in an organism’s metabolism which need to be take away in from its environment. Or: food.

Organic waste: Waste produced by or native a once-living organism. The is capable of decay and is composed of carbon compounds.

See more: Trace The Flow Of Blood Through The Nephron, Kidney Blood Vessels Diagram & Function

Vermicomposting: utilizing earthworms/red wiggler worms to turn organic waste into very high quality compost.