Symbiotic Relationships

Front

What is a symbiotic relationship?

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A symbiotic relationship is a close interaction between two different species, where at least one species benefits from the relationship.

Front

What are the three main types of symbiotic relationships?

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The three main types of symbiotic relationships are mutualism, commensalism, and parasitism.

Front

Define mutualism.

Back

Mutualism is a type of symbiotic relationship where both species benefit from the interaction.

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Define commensalism.

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

Front

Define parasitism.

Back

Parasitism is a type of symbiotic relationship where one species benefits at the expense of the other.

Front

Example of mutualism:

Back

An example of mutualism is the relationship between bees and flowering plants, where bees get nectar and plants get pollinated.

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Example of commensalism:

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An example of commensalism is barnacles attaching to whales; barnacles benefit by getting a place to live, while whales are unaffected.

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Example of parasitism:

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An example of parasitism is a tick feeding on a dog; the tick benefits by getting food, while the dog suffers.

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What is ectoparasitism?

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Ectoparasitism is a form of parasitism where the parasite lives on the outside of the host's body.

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What is endoparasitism?

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Endoparasitism is a form of parasitism where the parasite lives inside the host's body.