Living Things and Ecosystems

An ecosystem is all the living and nonliving things that interact in an area.

A tropical forest is a type of ecosystem that is warm and wet, with many trees and plants.

Plants need sunlight, water, and carbon dioxide to perform photosynthesis.

Aquatic means related to water.

An organism is any living thing that can carry out life on its own.

A producer is a living thing that makes its own food, like plants.

A decomposer is an organism that breaks down dead plants and animals.

A habitat is the place where an organism lives.

A food chain shows how energy and nutrients flow from one living thing to another.

A predator is an animal that hunts and eats other animals.