Question

With regard to the biological nitrogen fixation by Rhizobium in association with soybean, which one of the following statement/ statements does not hold true?

• A. Nitrogenase is $Mo$ - Fe protein
• B. Nitrogenase may require oxygen for its functioning.
• C. Leg – hemoglobin is a pink coloured pigment.
• D. Nitrogenase helps to convert $N_{2}$gas into two molecules of ammonia.

Answer 1

Answer: (B)

Nitrogenase may require oxygen for its functioning.