Identify the odd one out in the context of nutrition.

  • A
    Anabaena
  • B
    Nostoc
  • C
    Azospirillum
  • D
    Oscillatoria

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The enzyme nitrogenase is:

$A$ free-living anaerobic bacterium capable of $N_2$ fixation in soil is

Which element is required for the activation of nitrogenase enzymes?

Complete the given reaction:
$N_2 + 8e^- + 8H^+ + 16 \,ATP \rightarrow$

If by radiation all nitrogenase enzymes are inactivated,then there will be no

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