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Ecosystem Vocabulary
| Term | Definition |
|---|---|
| ecosystem | all the interactions of a group of organisms with each other and their environment |
| habitat | place where an organism lives and gets what it needs to survive |
| symbiosis | close relationship between two species that benefits at least one of the species |
| limiting factor | an environmental factor that tends to limit the population size |
| abiotic factors | non-living factors in an ecosystem |
| biotic factors | living organisms in an ecosystem |
| mutualism | relationship between 2 species in which both species benefit |
| organism | living that that has the ability to act independently |
| competition | struggle between organisms to survive; fight for food, water, space, etc. |
| predation | interaction in which one organism kills another for food |
| host | organism that a parasite lives in or on |
| decomposer | breaks down wastes and dead organisms Examples : bacteria and fungi |
| producer | an organism that can make its own food |
| carnivore | consumers that eat only animals Examples : cougar, wolf, .....l |
| parasite | organism that lives on or in a host in a parasitic relationship |
| consumer | organism that gets its energy by feeding or eating other organisms |
| omnivore | consumers that eat both plants and animals Examples : fox, bears, and humans |
| scavenger | special carnivore that feeds on the dead bodies of organisms - example : hyenas and vultures |
| parasititism | relationship in which one organism lives on or in a host and harms it |
| herbivore | consumers that eat only plants Examples : moose, cows, elk, deer, rabbit.... |
Created by:
lamartinlee
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