Brinbeal SC - Biological Terms Flashcards - Ecosystems

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Ecosystem

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A biological community of interacting organisms and their physical environment.

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Habitat

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The natural home or environment of an animal, plant, or other organism.

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Linneaus Taxonomy

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A system of classification of organisms based on shared characteristics, developed by Carl Linnaeus.

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Linneaus Taxonomy

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Species

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The basic unit of classification, a group of living organisms consisting of similar individuals capable of exchanging genes or interbreeding.

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Kingdom

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A major category in the classification of organisms, ranking above phylum.

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Autotrophic

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Organisms that produce their own food from inorganic substances, using light or chemical energy.

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Heterotrophic

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Organisms that cannot synthesize their own food and rely on other organisms — both plants and animals — for nutrition.

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Dichotomous key

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A term used to describe a division or contrast between two things that are represented as being opposed or entirely different.

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Photosynthesis

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The process by which green plants and some other organisms use sunlight to synthesize foods with the help of chlorophyll.