Cobalt is . . .

  • A
    involved in osmoregulation and ionic balance in plants.
  • B
    important in the structure of co-enzymes and ion balance.
  • C
    essential for nitrogen fixation in leguminous plants.
  • D
    required for the mechanism of iron absorption.

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Similar Questions

$Azotobacter$ and $Clostridium$ are nitrogen-fixing bacteria and are found in:

The enzyme nitrogenase is:

Which component is fixed by $Rhizobium$ bacteria?

$N_2 + 8e^- + X + 16 ATP \rightleftharpoons 2NH_3 + Y + 16 ADP + 16 \Pi$

The function of leghaemoglobin during biological nitrogen fixation in root nodules of legumes is to

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