OverviewHardQuestion 10795
Question
The best summary of nitrogen metabolism is:
- AAtmospheric nitrogen becomes useful to plants through fixation, transformations by microbes, and assimilation into amino acidsCorrect
- BPlants use N2 directly through stomata
- COnly legumes need nitrogen
- DDenitrification increases nitrate in soil
Correct answer
Atmospheric nitrogen becomes useful to plants through fixation, transformations by microbes, and assimilation into amino acids
Explanation
This integrates fixation, nitrification, denitrification, and assimilation.