GB2425S1 QUiz 9 - Biogeochemical Cycles, Symbiosis, Biodiversity

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Eutrophication

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The addition of an excess of nutrients to a body of water, often leading to algal blooms and depletion of oxygen.

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Parasitism

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A type of symbiotic relationship where one organism benefits at the expense of another, such as cowbirds laying eggs in other birds' nests.

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Biodiversity

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

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Tropical jungles vs. gardens

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Tropical jungles have a greater variety of species than gardens.

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Fertilizer

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A substance added to crops and fields that can cause excess nutrients to accumulate in waterways.

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Symbiosis

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A close and long-term interaction between two different species, which can be mutualistic, commensalistic, or parasitic.

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Mutualism

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A type of symbiotic relationship where both organisms benefit from the interaction.

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Commensalism

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A type of symbiotic relationship where one organism benefits and the other is neither helped nor harmed.

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Ecosystem

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A biological community of interacting organisms and their physical environment.

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Nutrient cycle

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The process by which nutrients are recycled in the environment, including biogeochemical cycles.