Multiple choice

The process in which some soil bacteria use organic nitrogen-containing compounds as a source of carbon, and release ammonium ions into the soil, is known as _________.

  1. nitrification

  2. nitrogen fixation

  3. denitrification

  4. nitrogen mineralization

  5. None of these

Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Some soil bacteria use organic nitrogen-containing compounds as a source of carbon, and release ammonium ions into the soil. This process is known as nitrogen mineralization.