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Lesson 6
Ecosystems
Term | Definition |
---|---|
Predator | An animal that hunts and eats another animal |
Prey | An animal that is hunted for food |
Producers | They make their own food for energy |
Consumers | They are organisms that cannot make their own food |
Herbivore | Eat only plants |
Carnivore | Eat only meats |
Omnivore | Eat all things |
Scavengers | Eat dead animals |
Decomposers | Animals that consume waste and dead organisms and break them down |
Food Chain | Series of steps of which energy moves from one thing to another |
Food Web | A diagram that combines many food chains |
Parasite | Lives on or in another organism, takes nutrients from organisms |
Symbiosis | A long-term relationship between two different organisms |
Ecosystem | all the living and nonliving things in an area and their interactions |
Habitat | provides all the things an organism needs to live |
Biotic Factor | Living organisms |
Abiotic Factor | Non-living |
Population | group of one species living in an area |
Community | group of one species living in an area |
Niche | the role that an organism has in an ecosystem |
Carrying Capacity | the number of organisms that can live in a habitat |