Species Interactions

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What is Commensalism?

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A type of species interaction where one organism benefits while the other is neither helped nor harmed. Example: Barnacles attaching to whales.

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What is Predation?

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A relationship where one organism (predator) eats another organism (prey), usually of a different species. Example: A lion hunting a zebra.

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What is Parasitism?

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A relationship where one organism (the parasite) benefits at the expense of another organism (the host), causing harm. Example: Ticks feeding on deer.

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What is Mutualism?

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A type of interaction where both organisms benefit from the relationship. Example: Bees pollinating flowers while collecting nectar.

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What is Carrying Capacity?

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The largest number of individuals of a species that an environment can support long term.

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What is Competition in ecology?

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An interaction where organisms compete for the same resources, such as food, water, or space.

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What is the difference between Mutualism and Commensalism?

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In Mutualism, both species benefit, while in Commensalism, one species benefits and the other is unaffected.

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What is an example of a predator-prey relationship?

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A hawk hunting a rabbit.

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What is the role of a parasite in an ecosystem?

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Parasites can regulate host populations and influence community dynamics.

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What is an example of Competition?

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Two species of birds competing for the same nesting sites.