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Leguminous plants are able to fix atmospheric nitrogen through the process of symbiotic nitrogen fixation. Which one of the following statements is not correct for this process of nitrogen fixation?

A)  Leghaemoglobin scavenges oxygen and is pinkish in colour.

B)  Nodules act as sites for nitrogen fixation.

C)  The enzyme nitrogenase catalysis the conversion of atmospheric \[{{N}_{2}}toN{{H}_{3}}\]

D)  Nitrogenase is insensitive to oxvaen.