APES Unit 02 Exam Review

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What are ecosystem services?

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Ecosystem services are the positive benefits that wildlife or ecosystems provide to people, including provisioning, regulating, cultural, and supporting services.

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What happens to the population of prey when the population of a predator increases?

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When the population of a predator increases, there is often a decrease in the population of its prey.

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What is a regulating service in an ecosystem?

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A regulating service is a benefit provided by ecosystems that helps regulate environmental conditions, such as the breakdown of organic waste by microbial organisms.

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What does high resilience in an ecosystem mean?

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High resilience means that an ecosystem can recover rapidly after disturbances, such as a forest fire.

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Which species is not a terrestrial indicator species?

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Crocodile is not a terrestrial indicator species; it is an aquatic species.

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What is ecological succession?

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Ecological succession is the process by which ecosystems change and develop over time, often following a disturbance.

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Define biodiversity.

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

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What is species richness?

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Species richness is the number of different species represented in a given ecological community.

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What are cultural services in ecosystems?

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Cultural services are non-material benefits that contribute to the cultural, spiritual, and recreational well-being of people.

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What is the difference between resistance and resilience in ecosystems?

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Resistance is the ability of an ecosystem to withstand disturbances without changing, while resilience is the ability to recover after disturbances.