A) Free nitrogen gas
B) Nitric acid
C) Nitrite
D) Nitrates
Correct Answer: D
Solution :
Higher plants generally utilize the oxidized forms such as nitrate \[(NO_{3}^{-})\] and nitrite \[(NO_{2}^{-})\] or the reduced form \[(NH_{4}^{+})\] chief source of nitrogen are the nitrates of calcium and potassium.
You need to login to perform this action.
You will be redirected in
3 sec
