Which of the Following Statements About the Phosphorus Cycle Is

Multiple Choice

Which of the following statements about the phosphorus cycle is false?

A) The main abiotic reservoir for phosphorus is in the soil.
B) Plants release dissolved phosphate ions into the soil.
C) Phosphates that drain from soils into the sea becomes part of new rock and will cycle back into living organisms.
D) Guano can be used by farmers to add phosphorus to the soil.