A. Soil
B. Land
C. Earth
D fragmented rock
Submitted by: gmsyed
Author: gmsyed
A. Primary orthophosphate
B. Secondary orthophosphate
C. both
D. None of these
Submitted by: gmsyed
A. Primary orthophosphate
B. Secondary orthophosphate
C. Both
D. None of these
Submitted by: gmsyed
A. H2po4
B. HPO4-2
C. Both
D. Non of these
Submitted by: gmsyed
