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a living thing, as an animal or plant, that influences or affects an ecosystem: How do humans affect other biotic factors?
Weather is not a biotic factor because it is not alive.


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  • Biotic

    pertaining to life. Historical Examples The Recent Mammals of Tamaulipas, Mexico Ticul Alvarez The Recent Mammals of Tamaulipas, Mexico Ticul Alvarez The Biotic Associations of Cockroaches Louis M. Roth Birds from Coahuila, Mexico Emil K. Urban The Breath of Life John Burroughs Birds from Coahuila, Mexico Emil K. Urban A Distributional Study of the Amphibians […]

  • Biotic-potential

    the capacity of a population of organisms to increase in numbers under optimum environmental conditions. biotic potential The maximum capacity of an individual or population to reproduce under optimal environmental conditions. Populations rarely reproduce at their biotic potential because of limiting factors such as disease, predation, and restricted food resources.

  • Biotical

    pertaining to life. adjective of or relating to living organisms (of a factor in an ecosystem) produced by the action of living organisms Compare edaphic adj. biotic (bī-ŏt’ĭk)

  • Biotin

    a crystalline, water-soluble vitamin, C 10 H 16 O 3 N 2 S, of the vitamin B complex, that is present in all living cells and functions as a growth factor and as a catalyst in carboxylation reactions. noun a vitamin of the B complex, abundant in egg yolk and liver, deficiency of which causes […]

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