The process that releases nitrogen gas (N₂) back into the atmosphere is denitrification. This process is carried out by certain bacteria that convert nitrates (NO₃⁻) and nitrites (NO₂⁻) in the soil into nitrogen gas, effectively returning it to the atmosphere.
Which process releases nitrogen gas (N2) back into the atmosphere?
decay
nitrification
nitrogen fixation
denitrification
1 answer