Biodiversity Review

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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 diversity of species, genetic variation, and ecosystem diversity.

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What is a keystone species?

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A keystone species is a species that has a disproportionately large effect on its environment relative to its abundance, playing a critical role in maintaining the structure of an ecological community.

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What is an invasive species?

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An invasive species is a non-native species that adversely affects the habitats and bioregions it invades, often outcompeting native species for resources.

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What is composting?

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Composting is the process of recycling organic waste, such as food scraps and yard waste, into a valuable fertilizer through natural decomposition.

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What should NOT be included in a compost pile?

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Plastic should not be included in a compost pile as it does not decompose and can contaminate the compost.

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What is municipal solid waste?

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Municipal solid waste is the waste generated by households and businesses, which typically includes items like food scraps, paper, plastics, and metals.

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What is a landfill?

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A landfill is a designated area where waste is disposed of by burying it, often leading to environmental concerns such as soil and water contamination.

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What is the role of decomposers in an ecosystem?

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Decomposers, such as bacteria and fungi, break down dead organic matter, recycling nutrients back into the ecosystem and supporting plant growth.

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What is the significance of biodiversity in ecosystems?

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Biodiversity is crucial for ecosystem resilience, providing stability, productivity, and the ability to recover from disturbances.

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What is the difference between endangered and threatened species?

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Endangered species are at a very high risk of extinction, while threatened species are likely to become endangered in the near future.