Symbiosis Practice

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What is symbiosis?

Back

Symbiosis is a close and long-term interaction between two different biological species.

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What are the three main types of symbiosis?

Back

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

Front

Define mutualism.

Back

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

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Define parasitism.

Back

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

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Define commensalism.

Back

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

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Example of mutualism.

Back

An example of mutualism is bees pollinating flowers while obtaining nectar.

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Example of parasitism.

Back

An example of parasitism is a tapeworm living in the intestines of a host.

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Example of commensalism.

Back

An example of commensalism is barnacles attaching to a whale; the barnacles benefit while the whale is unaffected.

Front

What is the role of a predator in an ecosystem?

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A predator is an organism that hunts and eats other organisms (prey), helping to control population sizes.

Front

What is the role of prey in an ecosystem?

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Prey are organisms that are hunted and eaten by predators, contributing to the food web.