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Ecology Rempalski

QuestionAnswer
ecology study of interactions among organisms. p. 63
biosphere contains combined portions of the planet in which all life exists, including land, water, and air, or atmosphere. p. 63
species group of organisms so similar to 1 another that they can breed together. p.64
population p. 64, group of individuals that belong to the same species and live in a defined area.
communities assembalages of diff. populations that live in a defined area. p.64
ecosystem p.64, a collection of the organisms that live in a particular place, together with their nonliving or physical environment. 64
autotrophs p. 67, use energy from the environment to fuel the assembly of simple inorganic compounds.
producers p. 67, capture energy from sunlight and those that capture chemical energy.
heterotroph p. 68, obtains energy from the food it consumes.
food webs 69, network of complex interactions formed by the feeding relationships among the various organisms in an ecosystem. page. 70
trophic level each step in a food chain or food web p. 70
biomass the total amount of living tissue within a given trophic level. p. 72
biochemical cycle biological, geological, and chemical aspects of the biosphere 74
Created by: lindseyrempalski
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