naitsirhc10 naitsirhc10

12-05-2020
Biology

contestada

Phosphorus is?
A.found freely in the atmosphere

B.returned to the soil by rhizoblum

C.added to the soil through weathering

D.usually very abundant in an ecosystem

Respuesta :

mmarimar72480 mmarimar72480

21-05-2020

Answer:

D. ususally very abundant in an ecosystem

Explanation:

Most commercial phosphorus is produced by mining and heating calcium phosphate. Phosphorus is the eleventh most abundant element in the Earth's crust

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