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20.2
| Question | Answer |
|---|---|
| species richness | the number of species in a community |
| species evenness | the relative abundance of each species |
| species-area effect | the relationship that larger areas contain more species than smaller areas do |
| disturbance | events that change communities, remove or destroy organisms from communities, or alter resource availability |
| stability | the tendancy of a community to maintain relatively constant conditions |
| ecological succession | the gradual, sequential growth of a community of species in an area |
| primary succession | the development of a community in an area that has not supported life previously |
| secondary succession | the sequential replacement of species that follows disruption of an existing community |
| pioneer species | the species of organisms that predominate early in succession |
| climax community | the traditional description of succession is that the community proceeds through a predictable series of stages until it reaches a stable end point |
Created by:
gbadger24
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