$Azotobacter$ is a.......

  • A
    Symbiotic nitrogen-fixing bacterium
  • B
    Free-living nitrogen-fixing bacterium
  • C
    Symbiotic nitrogen-fixing cyanobacterium
  • D
    Free-living nitrogen-fixing cyanobacterium

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Similar Questions

Ureides are preferred forms for storage and transport of nitrogen in

Which of the following can use molecular nitrogen as a nutrient?

Which of the following organisms is a nitrogen fixer?

Which enzyme is involved in nitrogen metabolism?

$A -$ The enzyme nitrogenase is highly sensitive to molecular oxygen.
$R -$ To protect nitrogenase enzymes,the nodule contains an oxygen scavenger called leghaemoglobin.

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