The largest reservoir of phosphorus in the biosphere is the
A. Atmosphere
B. Ocean
C. Organisms
D. Rocks
Answer: Option D
Solution(By Examveda Team)
The largest reservoir of phosphorus in the biosphere is the Rocks.Phosphorite, phosphate rock or rock phosphate is a non-detrital sedimentary rock that contains high amounts of phosphate minerals.
The phosphate content of phosphorite (or grade of phosphate rock) varies greatly, from 4% to 20% phosphorus pentoxide (P2O5). Areas of oceanic upwelling cause the formation of phosphates.
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