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Population D/E

population group of organisms of the same species that occupy the same geographic place at the same time
parasitism symbiotic relationship in which one organism benefits at the expense of another organism
competition ecological relationship in which two organisms attempt to obtain the same resource
predation process by which one organism hunts and kills another organism for food
commensalism ecological relationship in which one species receives a benefit but other species is not affected one way or another
mutualism ecological relationship between two species in which each species gets a benefit from the interaction
limiting factor environmental factor that limits the growth and size of population
carrying capacity number of individuals that the resources of an environment can normally and persistently support
punctuated equilibrium theory that states that speciation occurs suddenly and rapidly followed by long periods of little evolutionary change
gradualism principle that states that the changes in landforms result from show changes over a long period of time
evolution change in species over time; process of biological change by which descendants come to differ form ancestors
Created by: meg.minor.15



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