Symbiosis Practice

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What is Symbiosis?

Back

Symbiosis is a biological term that describes the interaction between two different organisms living in close physical proximity, often to the advantage of one or both.

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Define Commensalism.

Back

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

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Example of Commensalism.

Back

An example of commensalism is the relationship between goby fish and sea urchins, where the goby fish gets protection from predators while the sea urchin is unaffected.

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Define Mutualism.

Back

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

Front

Example of Mutualism.

Back

An example of mutualism is the relationship between ostriches and gazelles, where both species help each other by watching for predators.

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Define Parasitism.

Back

Parasitism is a symbiotic relationship where one organism benefits at the expense of the other, causing harm.

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Example of Parasitism.

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An example of parasitism is mistletoe extracting nutrients from an oak tree, harming the tree in the process.

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What is Predation?

Back

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

Front

Example of Predation.

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An example of predation is a frog catching and eating an insect.

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What is the role of a predator in an ecosystem?

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Predators help control the population of prey species, maintaining balance in the ecosystem.