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All the members of one species in a particular area. population
An environment that provides the things an organism needs to live, grow, and reproduce. habitat
The community of organisms that live in a particular area, along with nonliving surroundings. ecosystem
A living thing. organism
A group of land ecosystems with similar climates and organisms. biome
The role of an organism in its habitat, or how it makes it's living. niche
A close relationship between two species that benefits at least one of the species. symbiosis
A relationship between two species in which both species benefit. mutualism
The organism that benefits by living on or on in a parasitism interaction. parasite
The pattern of overlapping food chains in an ecosystem. food web
A series of events in which one organism eats another and obtains energy food chain
The organism that parasite lives in or on in a parasitism interaction. host
Created by: lawdog88