Chapter 5

3. term used to describe an animal that has not been seen in the wild for 50 years or more
4. an organism which a parasite lives.
7. times of the year when fires occur the most
10. an animal that only eats plants
11. the term used to describe different living animals
12. a consumer that eats only other animals
16. the process of mating two different animals to produce a new one.
18. A system formed by organisms interacting with each other and with their non-living surroundings in a balanced way.
19. a number of food chains combined

1. Non-living factors in the environment.
2. organisms that get the energy they need from breaking down dead matter.
4. a scientist who studies the growing of plants.
5. the flow of energy from one organism to another in a series of feeding relationship
6. an animal that is eaten by a predator
8. an organism that lives on or in a host taking food or shelter from the host, the host is usually harmed or killed.
9. the process used by plants to make their own food.
13. active or hunting at night.
14. a consumer that eats both plants and animals.
15. an animal that eats other animals
17. raised bank built to stop water from reaching buildings in floods