Env Sci Fall Final Review

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What is bioaccumulation?

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The process by which certain substances, such as pesticides or heavy metals, accumulate in living organisms over time, often leading to higher concentrations in organisms higher up the food chain.

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What is the food chain?

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A linear sequence of organisms through which nutrients and energy pass as one organism eats another.

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Define competition in ecology.

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The interaction between organisms or species in which both are harmed as they compete for limited resources such as food, water, or territory.

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What is an ecosystem?

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A community of living organisms interacting with their physical environment, including both biotic and abiotic components.

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What are renewable resources?

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Natural resources that can be replenished naturally over time, such as solar energy, wind energy, and biomass.

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What are nonrenewable resources?

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Natural resources that cannot be replenished within a human timescale, such as fossil fuels and minerals.

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What is exponential growth in population?

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A growth pattern where the population size increases at a constant rate per time period, leading to a rapid increase in numbers.

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What is biodiversity?

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The variety of life in a particular habitat or ecosystem, including the number of different species and genetic diversity.

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What is a community in ecology?

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A group of different species that live together in one area and interact with each other.

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What is the role of producers in an ecosystem?

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Organisms, such as plants and algae, that produce their own food through photosynthesis and serve as a primary energy source for other organisms.