ScienceThe Phosphorus Cycle
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The Phosphorus Cycle

Tucker Hernandez avatar Tucker Hernandez
10 September 2022
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question
The movement of phosphorus from the environment to organisms and then back into the environment
answer
phosphorus cycle
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What is different about the phosphorus cycle?
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it doesn't involve the atmosphere
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Why is it important to humans?
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needed to form bones and teeth, it's the P in ATP
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Why is it such a slow process?
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it has to go through rocks and doesn't involve the atmosphere
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How do plants get phosphorus?
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from soil, water, through their roots
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How do animals get phosphorus?
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by eating plants and animals
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How is phosphorus added to soil and water?
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rocks erode, phosphorus dissolves as phosphate (excretion and decomposition)
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How do phosphates end up in the ocean?
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runoff
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How does phosphate end up in rocks?
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sediment eventually turns back into rocks containing phosphorus in the ocean
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What is PO4?
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phosphate
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How do people affect the phosphorus cycle?
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fertilizers which can cause algal blooms