An area's avrerage weather conditions over a long time.

Different populations living in the same area. 

Area or place where an organism lives in an ecosystem.

All the living and nonliving things in an environment and the many ways they interact.  

Specific role an organism has in its habitat 

The transfer of energy from one organism to another by eating and being eaten.

Animal that gets food by eating other animals

Living thing that makes its own food.

System of overlapping food chains in which the flow of energy branches out in many directions.

Animal that eat plants and other animals

Living thing that eats other living things.

Animal that eats plants.

Organism that breaks down plant and animal waste and remains. 

Occurs when two or more living things need the same resources in order to survive.