Flashcard Review: Interactions Among Living Things

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What is a predator?

Back

A predator is an organism that hunts and eats other organisms for food.

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What is a prey?

Back

Prey is an organism that is hunted and eaten by predators.

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What is a host in a parasitic relationship?

Back

A host is an organism that provides a habitat and food for a parasite.

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What is a parasite?

Back

A parasite is an organism that lives on or in a host and benefits at the host's expense.

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Define niche in ecology.

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A niche is the role or function of an organism or species within an ecosystem, including its habitat, resource use, and interactions with other organisms.

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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 commensalism?

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

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What are adaptations?

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Adaptations are traits or behaviors that enhance an organism's ability to survive and reproduce in its environment.

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What is carrying capacity?

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Carrying capacity is the maximum number of individuals of a species that an environment can support sustainably.

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What are biotic factors?

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Biotic factors are the living components of an ecosystem that affect the survival and reproduction of organisms.