Ecosystems

The way living and nonliving things interact in an environment.

• population

• community

• ecosystem

• food chain

Organisms that make food.

• producer

• decomposer

• consumer

• habitat

Having too many of at least one kind of living thing.

• overpopulation

• community

• ecosystem

• habitat

These organisms break down the remains of others.

• producers

• consumers

• decomposers

• ecosystem

A group of only one type of organism.

• population

• community

• food chain

• producers

A living thing's home.

• community

• decomposer

• habitat

• biotic

Organisms that eat producers or other consumers.

• producer

• consumer

• decomposer

• population

The living parts of an ecosystem.

• habitat

• community

• decomposers

• abiotic

The way in which organisms get the food they need to survive.

• food chain

• overpopulation

• smog

• abiotic

These are examples of producers.

• mice

• birds

• trees

• grass