1. Ecosystem

2. All of the living and non-living things and all of their interactions in an area.

3. Living

4. A part of the ecosystem like a plant or animal with basic needs that must be met.

5. Nonliving

6. A part of the ecosystem that is not living, such as sunlight, air (includes oxygen and carbon dioxide), water, rocks, and soil.

7. Organism

8. A single, self-contained living thing.

9. Adaptation

10. An inherited trait or learned behavior that helps on organism survive in its surroundings.

11. Producer

12. An organism that uses sunlight to make its own food for energy.

13. Consumer

14. An organism that gets energy by eating other organisms.

15. Carnivore

16. An animal that gets energy by only eating other animals.

17. Herbivore

18. An animal that gets energy by only eating plants.

19. Omnivore

20. An animal that gets energy by eating both plants and animals.

21. Symbiotic

22. A long-term relationship between two different kinds of organisms where one or both receive benefit.

23. Decomposer

24. An organism that consumes dead or nonliving biomass without need for internal digestion.