Phosphorus Cycle cycle through rocks, water, soil and sediments and organisms. rain and weathering cause rocks to release phosphate ions and other minerals. This inorganic phosphate is then distributed in soils and water. Plants take up inorganic phosphate from the soil.

chemical reactions: phosphate changes into phosphorous

components: inorganic: plants, water, animals organic: rocks, phosphate, phosphorous

human impact: deforestation, urbanization, burning of fossil fuels

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