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Ecosystems

Fifth Grade Vocabulary Terms For Ecosystems

TermDefinition
Producer A living thing that can make its own food.
Consumer Organisms that get energy by eating other organisms.
Decomposer A living thing that breaks down and feeds on the remains of once living things.
Carnivore An organism that only eats meat.
Herbivore An organism that only eats plants or other producers.
Omnivore An animal that eats both plants and meat.
Ecosystem An area where living and nonliving things interact.
Abiotic Nonliving things in an environment.
Biotic Living things in an environment.
Habitat The natural home of an organism that provides the organism everything it needs to survive.
Population A group of the same kind of organism that live in one area.
Community All organisms living together in one ecosystem.
Niche Role that each species plays in a community.
Predator Organisms that hunt and eat other organisms.
Prey Organisms that are hunted and eaten.
Food Chain Shows how energy is passed from organism to organism in an ecosystem.
Food Web A combination of many food chains.
Commensalism One organism benefits while the other is not harmed or affected.
Mutualism Both organisms benefit.
Parasitism One organism benefits while the other one is harmed.
Parasite An organism that harms another organism.
Host An organism that is being harmed.
Climax Community The last phase in succession.
Threatened A species whose population is beginning to go down.
Endangered A species whose population is so low that it is in danger of becoming extinct.
Extinct A species that no longer exists.
Adaptation A feature that a species has that helps it to adapt to survive in its environment.
Invasive Species A species that lives in a habitat that it is non-native to. This species disrupts the balance of that ecosystem.
Created by: melmatt
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