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ecosystem
johnnas ecosystem vocabulary
| Term | Definition |
|---|---|
| ecosystem | all the living and non-living things in an area and their interactions |
| habitat | a place that provides all things an organism needs to live |
| population | a group of organisms of one species that live in an area at the same time |
| community | the group of all populations in an area |
| producer | organisms that make their own food for energy |
| consumer | organisms that cannot make their own food |
| decomposer | organisms that get their energy from breaking down wastes and dead organisms |
| food chain | a series of steps by which energy moves from one type of living thing to another |
| food web | a diagram that combines many food chains into one picture |
| predator | a consumer that hunts and eats other animals |
| prey | an animal that is hunted by other food |
| pollution | any substance that damages the environment |
| conservation | an attempt to preserve or protect an environment from harmful changes |