How is nitrogen present in atmosphere used by plants?
3 points
A .Nitrogen is the most plentiful gas in the air.
B>Plants need nitrogen for their survival. They cannot take nitrogen directly from the air.
c. Bacteria in the soil or the roots fix nitrogen by changing its form so that plants can use it.
d.A& B . ARE CORRECT
e.A.B,C ARE CORRECT
correct answer I will mark as brilliantest
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