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Symbiosis Vocab

TermDefinition
Commensalism a relationship between two organisms in which one organism benefits and the other is unaffected
Competition the relationship between species that attempt to use the same limited resource
Decomposer an organism that feeds by breaking down organic matter from dead organisms; examples include bacteria and fungi
Habitat the place where an organism usually lives
Host The larger participant in a symbiotic relationship, serving as home and food source for the smaller symbiont.
Mutualism a relationship between two species in which both species benefit
Niche the position (way of life) of a species in an ecosystem in terms of the physical characteristics (such as size, location, temperature, and pH) of the area where the species lives and the function of the species in the biological community.
Parasite an organism that lives on or in a host and causes harm to the host
Parasitism a relationship between two species in which one species, the parasite, benefits from the other species, the host, and usually harms the host.
Predator Any animal that lives by preying on other animals
Prey An organism that is killed and eaten by another organism, a predator.
Symbiosis a relationship in which two different organisms live in close association with each other
Biotic the living organisms in an ecosystem
Abiotic describes the nonliving part of the environment, including water, rocks, light, and temperature
Created by: Christensent