Terms for chapter 18 section 2
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| habitat | the place where an organism usually lives
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| biotic factor | an environmental factor that is associated with or results from the activities of living organisms
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| abiotic factor | an environmental factor that is not associated with the activities of living organisms
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| tolerance curve | a graph of the performance of an organism versus the value of an environmental variable
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| acclimation | an organism's change in response to a change in the organism's environment
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| conformer | organisms that do not regulate their internal conditions; they change as their exteral environment changes
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| regulator | organisms that use energy to control some of their internal conditions
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| dormancy | a state in which seeds, spores, bulbs, and other reproductive organs stop growth and development and reduce their metabolism, especially respiration
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| 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
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| niche | the unique position occupied by a species, both in terms of its physical use of its habitat and its function within an ecological community
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| generalist | species with broa niches; they can tolerate a range of conditions and use a variety of resources
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| specialist | species that have narrow niches
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