Which of the Following is the Conversion of Ammonium Ion⁺

Question

Which of the following is the conversion of ammonium ion⁺ into nitrogen gas (N₂)?
A) assimilation
B) anammox
C) nitrogen fixation
D) nitrification
E) denitrification

Accepted Answer

Anammox (anaerobic ammonium oxidation) is the process where ammonium ions are converted into nitrogen gas under anaerobic conditions.