Ecology Review 2

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What is secondary succession?

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Secondary succession is the process of ecological recovery that occurs in an area where a disturbance has destroyed an existing ecosystem but left the soil intact, such as after a forest fire or windstorm.

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What is mutualism?

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Mutualism is a type of symbiotic relationship between two species where both benefit from the interaction, such as ants protecting aphids in exchange for honeydew.

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What is parasitism?

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Parasitism is a relationship between two species where one organism (the parasite) benefits at the expense of the other (the host), such as a flea feeding on a cat's blood.

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What are pioneer species?

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Pioneer species are the first organisms to colonize a barren environment in primary succession, often including lichen and moss.

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What is primary succession?

Back

Primary succession is the ecological process that occurs in lifeless areas where soil has not yet formed, such as after a volcanic eruption.

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What is an ecosystem?

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An ecosystem is a community of living organisms interacting with their physical environment, including both biotic and abiotic components.

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What is a population in ecology?

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A population is a group of individuals of the same species living in a specific area at the same time.

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What is a community in ecology?

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A community is a group of different species that live together in a particular area and interact with each other.

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What is the difference between a food chain and a food web?

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A food chain is a linear sequence of organisms through which nutrients and energy pass, while a food web is a complex network of interconnected food chains.

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What is biodiversity?

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Biodiversity refers to the variety of life in a particular habitat or ecosystem, including the number of different species and genetic diversity.