What is nitrogen fixation?
A) the conversion of nitrate (NO₃⁻) into nucleic acids
B) the incorporation of ammonia (NH₃) into amino acids
C) the release of ammonia (NH₄⁻) from decomposing organic material
D) the conversion of atmospheric nitrogen (N₂) into ammonia (NH₃)
E) the conversion of ammonia (NH₃) into ammonium ion (NH₄⁺)

Question

Quizplus · Accepted Answer

Nitrogen fixation is the process of converting atmospheric nitrogen gas (N₂) into a form that can be used by living organisms, usually ammonia (NH₃). This process is carried out by certain bacteria and can occur naturally through lightning or human activities such as the Haber process.

What Is Nitrogen Fixation