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chapter 8

TermDefinition
Population A group of organisms of the same species that live in a specific geographical area and interbreed
Density The number of individuals of the same species that live in a given unit of area
Dispersion In Ecology the pattern of distribution of organisms in a population
Growth Rate An expression of the increase in the size of an organism or population over a given period of time
Reproductive Potential The maximum number of offspring that a given organism can produce
Exponential Growth Logarithmic growth, or growth in which numbers increase by a certain factor in each successive time period
Carrying Capacity The largest population that an environment can support at any given time
Niche The unique position occupied by a species, both in terms of its physical use of its habitat and its functions within an ecological community
Competition The relationship between two species ( or individuals) in which both species ( or individuals) attempt to use the same limited resource such that both are negatively affected by the relationship
Predation An interaction between two organisms in which one organism, the predator, kills and feeds on the other organism, the prey
Parasitism A relationship between two species in which one species, the parasite, benefits from the other species, the host, which is harmed
Mutualism A relationship between two species in which both species benefit
Commensalism A relationship between two organisms in which one organism benefits and the other is unaffected
Symbiosis A relationship in which two different organisms live in close association with each other
Created by: user-1962505
 

 



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