1. Ecosystem A place with living and nonliving things.

2. Carbon Dioxide A gas made of carbon and oxygen atoms that plants need for photosynthesis.

3. Carnivore Animals that eat meat. They usually have sharp teeth and powerful jaws.

4. Herbivores An animal that eats only plants or plant products.

5. Nonliving Something that will not grow, change, or require a food source (sun, water, rocks, air).

6. Food Chain The path of food energy from one organism to another in an ecosystem.

7. Food Web Several connected food chains in an ecosystem.

8. Producer An organism that makes its own food.

9. Population All the living things in an ecosystem.

10. Survive The ability to remain alive.

11. Consumer A consumer is a living thing that eats other living things to survive. It cannot make its own food.

12. Prey An animal that is hunted, caught, and eaten by another animal.

13. Consumer A consumer is a living thing that eats other living things to survive. It cannot make its own food.

14. Community Groups of different populations that live in the same ecosystem.

15. Interact To influence each other, to work together

16. Species All the members of the same kind of organism on Earth.

17. Scavengers An animal that eats other dead animals (it doesn’t kill them, it eats the dead bodies that it finds).

18. Carnivore Carnivores are animals that eat meat. They usually have sharp teeth and powerful jaws.

19. Predator An organism that hunts, catches and eats other animals.

20. Organisms All the living things in an ecosystem.

21. Decomposer An animal that breaks down dead organisms.