Phosphorus Cycle

What are the important biological factors in the Phosphorus Cycle?

• Animals

• Decomposers

• Plants

• Water

• Rocks

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SC.HS.8.3

This is NOT a part of the phosphorus cycle.

• Phosphate is incorporated into sedimentary rocks

• Phosphate bound to soil

• Atmospheric phosphate

• Phosphate is absorbed from the soil by plants

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SC.HS.8.3

_____ brings phosphorous into our waterways. .

• precipitation
• runoff
• transpiration
• condensation

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SC.HS.8.3

This is released by the weathering of rocks.

• Carbon
• Oxygen
• Phosphorus
• Nitrogen

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SC.HS.8.3

Which of the following statements is true of the phosphorus cycle?

• Phosphorus enters the atmosphere as phosphates.

• The phosphorus cycle utilizes the processes of erosion, and weathering.

• Phosphates are used in carbohydrate and glucose storage.

• Phosphoru

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SC.HS.8.3

What role do decomposers play in the phosphorous cycle?

• absorb phosphorous 
• release phosphorous into atmosphere
• return phosphorous into the soil
• combustion

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SC.HS.8.3

What are some ways humans influence the phosphorus cycle?

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SC.HS.8.3

Match the following

• the breaking down of rocks

• Erosion

• the movement of sediment by wind or water

• Weathering

• rocks, minerals, or other molecules carried by water to bodies of water

• Runoff

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SC.HS.8.3

True or False: Phosphorus cycles through the biosphere, geosphere, hydrosphere, and atmosphere.

• True

• False

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SC.HS.8.3

How does phosphorus enter the biological part of the phosphorus cycle?

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SC.HS.8.3