Ecosystems
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Created by:
pre_med_chick on November 5, 2010
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Description:
test 2
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8 terms
Terms | Definitions |
|---|---|
 Population dynamics | -changes in population size, density, dispersion, & age distribution -growth limits -exponential vs. logistic growth -carrying capacity -r- vs. K-strategists -survivorship curves |
| population size | number of individuals in a population at a given time |
| population density | number of individuals per unit area in terrestrial ecosystems or per unit volume in aquatic ecosystems |
| dispersion | spatial patterning individuals |
| age structure | proportion of individuals in each age group (e.g., prereproductive, reproductive, & postreproductive) of a population. |
| reproductive strategies |  |
| Survivorship curve |  I-late loss II- constant loss III- early loss |
| Factors controlling growth |  |
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