Biodiversity and Evolution

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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, genetic diversity, and ecosystem diversity.

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What is carrying capacity?

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Carrying capacity is the largest number of individuals of a species that an environment can sustain for a long period of time without degrading the environment.

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What does it mean for a species to be extinct?

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A species is considered extinct when there are no remaining individuals alive anywhere in the world.

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What is an endangered species?

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An endangered species is one whose population is so low that it has a great tendency to become extinct.

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What is pollution?

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Pollution is the introduction of unnatural chemicals or substances that contaminate the air, soil, and water.

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What is the significance of species distribution in a community?

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Species distribution refers to how species are spread out in a given area, which is an important index of biodiversity.

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What is an exotic species?

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An exotic species is a non-native species that is introduced to a new environment, which can disrupt local ecosystems.

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What does endemic mean?

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Endemic species are those that are native to and found only within a specific geographic area.

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What is the difference between threatened and endangered species?

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Threatened species are at risk of becoming endangered in the near future, while endangered species are at immediate risk of extinction.

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What is eutrophication?

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Eutrophication is the process by which water bodies become overly enriched with nutrients, leading to excessive growth of algae and depletion of oxygen.