Ecosystem Vocabulary

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biotic

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Refers to living components in an ecosystem, such as plants, animals, and microorganisms.

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abiotic

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Refers to non-living physical and chemical elements in an ecosystem, such as sunlight, temperature, and soil.

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organism

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An individual living entity that can react to stimuli, reproduce, grow, and maintain homeostasis.

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ecosystem

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A community of living organisms, together with the non-living components of their environment, interacting as a system.

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population

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A group of individuals of the same species living in a particular geographic area.

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community

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Many different populations that live together in a defined area.

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producer

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Organisms such as plants and algae that produce their own food through photosynthesis.

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primary consumer

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Herbivores that feed on producers.

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secondary consumer

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Carnivores that feed on primary consumers.

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tertiary consumer

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Carnivores that feed on secondary consumers.