By Nada

The amount of people, animals, plants, etc in an environment 

An animal that hunts other animals as food

The need of something

different things

A way of using something repeatedly without it running out

Different kinds of animals, plants, people, insects which still have simmilarities

An effect after an action

A space where someone lives (rainforest, grassland, etc)

non-living object

Someone who makes things

Someone who uses things

Only eats meat

The action of what happens after death

Only eats plants

Is hunted by the predator

living thing

Eats both plants and meat

A small part of an environment

A person that studies the natural world

An area that includes all the things needed for living and non-living things to thrive

Parts of a biome that effect it in many ways

A special region of Earth that includes ecosystems