The series of processes by which nitrogen andÂ its compounds are inter-converted in the environment andÂ in living organisms is called _____ .

The series of processes by which nitrogen andÂ its compounds are int

1.	The series of processes by which nitrogen andÂ its compounds are inter-converted in the environment andÂ in living organisms is called _____ .
A.	Absorption of Nitrogen
B.	Ammonification
C.	Nitrogen Fixation
D.	Nitrogen Cycle
Answer» E.