Aiims
Microbes In Human Welfare
AIIMS 2018
MCQ+1 / -0.332018
Match the organisms given in Column I to
their functions given in Column II and
choose the correct option.
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| Column I | Column II | ||
|---|---|---|---|
| A. | Thiobacillus | 1. | Free-living nitrogen-fixing cyanobacteria |
| B. | Nitrosomonas | 2. | Denitrification |
| C. | Nostoc | 3. | Free-living aerobic nitrogen-fixing bacteria |
| D. | Azotobactor | 4. | \(\mathrm{NH_3}\) to Nitrite |