Which one of the following can utilize molecular nitrogen $(N_2)$ as a nutrient for growth?

  • A
    Rhizobium
  • B
    Spirogyra
  • C
    Mucor
  • D
    Methanococcus

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Similar Questions

Nitrogen-fixing bacteria are associated with which of the following plant families?

Rhizobium lives symbiotically with root nodules and fixes atmospheric nitrogen. It provides nitrogenous compounds to the host and in turn takes food from the host. This food taken by the bacterium is:

Nitrogen fixation in root nodules of $Alnus$ is brought about by

Which of the following are the part or example of symbiotic mutualistic association?
$I.$ Yeast
$II.$ Rhizobium
$III.$ Mycorrhiza
$IV.$ Oscillatoria

In which of the following are root nodules found?

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