Class 11 Biology Mineral Nutrition Biological Nitrogen Fixation

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$A$ free-living anaerobic bacterium capable of $N_2$ fixation in soil is

AIPMT 1990 All AIPMT

A
Rhizobium
B
Azotobacter
C
Streptococcus
D
Clostridium

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Class 11

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Mineral Nutrition

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Biological Nitrogen Fixation

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