Mineralization of soil phosphorus from organic matter of crop residues is dependent on soil . . . . . . . . activity.

Answer: Option D

Mineralization of soil phosphorus from organic matter of crop residues is dependent on soil biological activity as it is done in the presence of soil microorganisms like bacteria, fungus and earthworms.
Mineralization is the process of oxidation and decomposition of chemical substances present in organic matter into soluble forms.