Biodiversity

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What is biodiversity?

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Biodiversity, also known as biological diversity, refers to the number of different species in a given area.

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What are keystone species?

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Keystone species are species that are critical to the functioning of an ecosystem.

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Define a community in ecological terms.

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A community is defined as several different populations in the same geographic area.

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What is an exotic species?

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An exotic species is a species that is not native to a particular region.

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What is an invasive species?

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An invasive species is a species that is not native to a particular region and has no natural predators and little competition.

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Why is biodiversity important for ecosystems?

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Biodiversity is important for ecosystems because it contributes to resilience, productivity, and stability.

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What role do keystone species play in their ecosystems?

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Keystone species play a crucial role in maintaining the structure of an ecological community.

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How can invasive species affect native species?

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Invasive species can outcompete native species for resources, leading to declines or extinctions of native populations.

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What is the difference between native and non-native species?

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Native species are those that naturally occur in a specific region, while non-native species are introduced from other areas.

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What factors can threaten biodiversity?

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Factors that can threaten biodiversity include habitat destruction, pollution, climate change, and invasive species.