Ecology

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What is ecology?

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Ecology is the study of how living organisms interact with each other and their environment.

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What is a host in ecology?

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A host is an organism that provides a source of energy or nutrients for another organism, often a parasite.

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What is a parasite?

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

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What happens to animal populations when plant populations increase?

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When plant populations increase, herbivore populations, like rabbits and mice, often increase as well due to more available food.

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What is an invasive species?

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An invasive species is a non-native species that spreads widely in a new ecosystem and competes with native species for resources.

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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 is parasitism?

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Parasitism is a relationship where one organism benefits at the expense of another, harming the host.

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What is mutualism?

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

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What is competition in ecology?

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Competition occurs when two or more organisms vie for the same resources, such as food, water, or space.

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What is a food chain?

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A food chain is a linear sequence of organisms through which nutrients and energy pass as one organism eats another.