Ecology
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12 terms
Terms | Definitions |
|---|---|
 carrying capacity | the maximum amount of individuals an ecosystem can support over a long period of time |
| limiting factor | a biotic or abiotic factor that prevents a population from growing |
| immigration | a population of organisms moving into an ecosystem |
| emigration | a population of organisms moving out of an ecosytem |
| commensalism | A close relationship where one organism benefits while the other is not affected at all |
| mutualism | A close relationship in which both organisms benefit |
| symbiosis | any close relationship between 2 organisms or 2 species. May benefit or harm one of them |
| estuary | An area of water where salt water and fresh water mix |
| wetland | an area of land covered by water. An important ecosystem |
| succession | Changes over time from one type of community to another |
| biodiversity | The different types of species in a given community |
| pioneer species | The first species to move into an area, examples are moss and lichens |
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