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Chapter 18 Section 2
| Question | Answer |
|---|---|
| habitat | the place where an organism usually lives |
| biotic factor | an enviromental factor that is associated with or results from the activiites of living organisms |
| abiotic factor | an enviromental factor that is not associated with the activites of living organisms |
| tolerance curve | a graph of the performance of an organism versus the value of an enviromental variable |
| acclimation | an organism's change in response to a change in the organisms enviroment |
| dormancy | a state in which seeds, spores, bulbs and other reproductive organs stop growth and development and reduce their metabolism, especially resperation |
| migration | in general any movement of individuals or populations from one location to another; specifically, a periodic group movement that is characteristic of a given population or species |
| niche | a unique position occupied by a species, both in terms of its physical use |