APES Miller 16th Ed. Ch. 5 Vocabulary
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Created by:
Enviroworld on October 29, 2009
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Classes:
AP Environmental Science, UPA APES 2012-2013
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21 terms
Terms | Definitions |
|---|---|
 interspecific competition | in a community competition for resources between members of different species |
| predation | interaction in which one organism captures and feeds on another organism |
| parasitism | symbiotic relationship in which one organism lives in or on another organism (the host) and consequently harms it |
| mutualism | symbiotic relationship in which both species benefit from the relationship |
| commensalism | symbiotic relationship in which one member of the association benefits and the other is neither helped nor harmed |
| prey | an organism that is killed and eaten by another organism |
| predator-prey relationship | relationship that has evolved between two organisms, in which one organism has become the prey for the other |
| coevolution | evolution in which two or more species interact and exert selective pressures on each other that can lead each species to undergo adaptations |
| resource partioning | Species end up sharing or splitting the resource, which makes them no longer in competetion (Hawks & Owls--different time) |
| population dynamics | The study of how complex interactions between biotic and abiotic factors influence variations in population size. |
| age structure | the distribution of individuals among different ages in a population |
| biotic potential | the maximum reproductive rate of an organism, given unlimited resources and ideal environmental conditions |
| intrinsic rate of increase | rate at which the population of a species would grow if it had unlimited resources |
| environmental resistance | All the limiting factors that act together to limit the growth of a population. |
| carrying capacity | largest number of individuals of a population that a environment can support |
| logistic growth | Growth rates regulated by internal and external factors that establish an equilibrium with environmental resources |
| secondary succession | refers to the channges after a communty is disrupted after a natural disaster or human actiona |
| inertia | The reluctance of any organism to change its state of motion |
| nonnative species | Species that migrate into an ecosystem or are deliberately or accidentally introduced into an ecosystem by humans. |
| primary succession | an ecological succession that begins in a an area where no biotic community previously existed |
| resilience | the ability to recover |
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