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Topic 6 Ecosystems

Science

TermDefinition
Niche the role of an organism in its habitat ; including how an organism eats, and what other organisms eat it
Competition more than one species of organism can live in the same habitat while obtaining the same food
Predation an interaction in which one organism kills another for food and/or nutrients
Symbiosis any relationship in which two species live closely together
Commensalism a relationship in which one species benefits while the other species is neither helped or harmed
Mutualism a relationship in which both species benefit
Parasitism a relationship in which one species benefits and the other is harmed
Succession when ecosystems and their communities are changing all the time
Pioneer Species the first species to populate and live in an area
Colonize the occupation of a habitat or territory by a single population of species
Dominate to take over or control
Ecosystem Services the benefits humans receive from an ecosystem(s)
Ecology the study of how organisms interact with their environment
Natural Resource resources from nature ; not man-made
Conservation the practice of using less of a resource(s)
Sustainability the way humans interact with their environment(s) the insures there will be enough resources for the future
Ecological Restoration the process of the recovery of an ecosystem
Created by: kll11200
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