Which of the following is a free-living aerob | vedclass

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Question

(A) $Azotobacter$ is a free-living,aerobic bacterium that is capable of fixing atmospheric nitrogen.$Rhizobium$ is a symbiotic nitrogen-fixing bacteri

Vedclass · Accepted Answer

$Azotobacter$

Vedclass · Answer

(A) $Azotobacter$ is a free-living,aerobic bacterium that is capable of fixing atmospheric nitrogen.$Rhizobium$ is a symbiotic nitrogen-fixing bacterium found in the root nodules of legumes.$Clostridium$ is generally an anaerobic bacterium.$Streptomyces$ are actinobacteria known for antibiotic production,not primary nitrogen fixation.Therefore,the correct answer is $Azotobacter$.

Which of the following is a free-living aerobic bacterium capable of nitrogen fixation?

Similar Questions

Which of the following is a free-living,aerobic,and non-photosynthetic nitrogen-fixing bacterium?

Provide definitions/explanations for the following terms:
$(1)$ Biological Nitrogen Fixation
$(2)$ Root Nodules

Which one of the following elements plays an important role in biological nitrogen fixation?

Which of the following reactions shows nitrogen fixation?

$N_2 + 8e^- + X + 16 ATP \rightleftharpoons 2NH_3 + Y + 16 ADP + 16 Pi$

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