Unit 9 Flashcard 1 Ecological Hierarchy (InClass)

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What is a community in ecology?

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A community is defined as all of the populations of all the species of living organisms within a particular habitat.

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What is competition in ecological terms?

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Competition is a relationship between organisms where they vie for the same resources, such as food, space, or mates.

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What is predation?

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Predation is a biological interaction where one organism (the predator) eats another organism (the prey).

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What is mutualism?

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Mutualism is a symbiotic relationship where both organisms benefit from the interaction.

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What is symbiosis?

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Symbiosis is the general term used to describe the interaction between two different organisms that are living in close physical association.

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What is an ecosystem?

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An ecosystem is a community of living organisms interacting with their physical environment.

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What is a habitat?

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A habitat is the natural environment in which a species or community of species lives.

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What is the difference between a population and a community?

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A population consists of individuals of the same species living in a specific area, while a community includes all populations of different species in that area.

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What is commensalism?

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Commensalism is a type of symbiotic relationship where one organism benefits while the other is neither helped nor harmed.

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What is parasitism?

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Parasitism is a relationship where one organism benefits at the expense of another organism.