STANDARDBotany-Biological Nitrogen Fixation
STANDARD Botany Free-living Nitrogen Fixers MCQ Question
Type: MCQ-conceptual-Medium
Free living atmospheric nitrogen fixing bacteria in soil are ______, ______
A
Rhizobium, Azospirillum
B
Azotobacter, Azospirillum
C
Anabaena, Nostoc
D
Azospirillum, Nostoc
Correct Answer
Option B
Detailed Explanation
Azotobacter and Azospirillum are free-living nitrogen-fixing bacteria found in soil.
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