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നെൽവയലുകളിലെ സാധാരണ നൈട്രജൻ ഫിക്സർ ആണ് .....

Aറൈസോബിയം

Bഅസോസ്പൈറില്ലം

Cഫ്രാങ്കിയ

Dഓസിലേറ്റോറിയ

Answer:

B. അസോസ്പൈറില്ലം


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