Community Ecology

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What is Commensalism?

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A type of symbiotic relationship where one organism benefits while the other is neither helped nor harmed. Example: A bird nesting in a tree.

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What is a Community in ecology?

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A group of different populations that live in a given area and interact with each other.

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What is Parasitism?

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A symbiotic relationship where one organism benefits at the expense of another. Example: A tapeworm living in a human's intestines.

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What is the energy transfer factor at each trophic level in an energy pyramid?

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The energy at each trophic level decreases by a factor of 10.

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What is Ecology?

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The study of interactions between organisms and their environment.

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What is Mutualism?

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A symbiotic relationship where both organisms benefit. Example: Bees pollinating flowers.

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Define Ecosystem.

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A community of living organisms interacting with their physical environment.

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What is a Niche?

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The role or function of an organism or species within an ecosystem, including its habitat, resource use, and interactions.

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What is a Population?

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A group of individuals of the same species that live in a specific area.

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What is a Trophic Level?

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Each step in a food chain or food web, representing the flow of energy and nutrients.