AP Environmental Science Unit 2 Biodiversity

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What is species richness?

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Species richness refers to the number of different species in a community.

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What is species evenness?

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Species evenness measures how evenly individuals are distributed among different species in a community.

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What is biodiversity?

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Biodiversity refers to the variety of life in a particular habitat or ecosystem.

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What is an organism's optimum range?

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An optimum range is an organism's comfort zone where it can thrive.

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What is an ecological niche?

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An ecological niche is the role and position a species has in its environment, including all interactions with biotic and abiotic factors.

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What are the main threats to biodiversity?

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Habitat destruction, climate change, pollution, overfishing, and invasive species.

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What is habitat destruction?

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Habitat destruction is the process in which natural habitat is rendered unable to support the species present.

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What is climate change?

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Climate change refers to significant changes in global temperatures and weather patterns over time.

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What are invasive species?

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Invasive species are non-native species that spread widely in a new habitat and can cause harm to the environment, economy, or human health.

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What is the importance of biodiversity?

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Biodiversity is crucial for ecosystem stability, resilience, and the provision of ecosystem services.