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Science Chapter 4
Term | Definition |
---|---|
ecosystem | all the living and nonliving things in an environment and the many ways they interact |
habitat | the area or place where an organism lives in an ecosystem |
population | all the members of one species that live within an area of an ecosystem |
producers | plants that make or produce their own food |
consumers | living things that eat other living things |
herbivores | animals that eat plants |
carnivores | animals that get food by eating other animals |
omnivores | animals that eat plants and other animals |
decomposers | organisms that break down plant and animal waste and remains |
food chain | the transfer of energy from one organism to another by eating and being eaten |
food web | a system of overlapping food chains in which the flow of energy branches out in many directions |
competition | when two or more living things need the same resources in order to survive |