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PSSA VOCAB UNIT 1

TermDefinition
ecosystem A community of living organisms and their interrelated physical and chemical environment.
environment The total of the surroundings(AirWaterSoilVegetationPeople Wildlife)influencing each living being’sExistenceIncluding physicalBiological and all other factors; the surroundings of a plant or animals including other plants or animals, climate and location.
homeostasis The tendency for a system to remain in a state of equilibrium by resisting change.
abiotic A nonliving factor or element (e.g., light, water, heat, rock, energy, mineral).
biotic An environmental factor related to or produced by living organisms.
biomes A community of living organisms of a single major ecological region.
niche The role played by an organism in an ecosystem; its food preferences, requirements for shelter,Special behaviors and the timing of its activities (e.g., nocturnal, diurnal), interaction with otherOrganisms and its habitat.
Created by: smallmaxs
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