Nitrogen.
Plants cannot use atmospheric nitrogen directly. Nitrogen from the air must be converted into the different form so plants can absorb it. Thus plants need nitrogen-fixing bacteria to convert atmospheric nitrogen into ammonium, which is available for plants to absorb it.
as you see you got this problem wrong becuase Its c :)
btw i got same question are we on same schools lol
Kodak black need some milk he a good rapper
