Section 4

3. An organism, like a plant, that makes its own food from sunlight.
4. The movement of phosphorus through the soil, water, and living organisms.A cycle
8. An animal that eats only plants.
9. The variety of life in the world or in a particular habitat or ecosystem.Parasitism One organism benefits while the other is harmed.
10. An organism that eats other organisms for energy.
11. An animal that eats both plants and animals.
15. One organism benefits while the other is unaffected.

1. An animal that eats only other animals.
2. All the members of one species living in a particular area.
5. The flow of carbon through the air, land, water, and living things. A cycle
6. A group of different species living together in the same area.
7. The process where nitrogen moves between the air, soil, plants, and animals.A cycle
12. A community of living things and their environment, interacting together.
13. Both organisms benefit.
14. A large area with a specific climate and types of plants and animals.