Symbiotic Relationships

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What is symbiosis?

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Symbiosis is a close and long-term interaction between two different species, which can be beneficial, neutral, or harmful to one or both parties.

Tags

NGSS.MS-LS2-2

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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.

Tags

NGSS.MS-LS2-2

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What is mutualism?

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

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What is parasitism?

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

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Example of commensalism:

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Skunks living in abandoned woodchuck burrows, where skunks benefit and woodchucks are unaffected.

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Example of mutualism:

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Clownfish living in sea anemones, where clownfish provide food and anemones provide protection.

Tags

NGSS.MS-LS2-2

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Example of parasitism:

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Ticks feeding on the blood of mammals, benefiting the tick while harming the host.

Tags

NGSS.MS-LS2-2

Front

What is the role of the clownfish in its relationship with the sea anemone?

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The clownfish provides food for the sea anemone and receives protection in return.

Tags

NGSS.MS-LS2-2

Front

What is the role of the spider in its relationship with the tree?

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The spider builds a web on the tree for shelter without harming the tree, demonstrating commensalism.

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What is the difference between mutualism and commensalism?

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In mutualism, both organisms benefit; in commensalism, one benefits while the other is unaffected.

Tags

NGSS.MS-LS2-2