Microbes in Human Welfare · Biology · AIIMS
MCQ (Single Correct Answer)
1
Match the organisms given in Column I to their functions given in Column II and choose the correct option.
| 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 |
AIIMS 2018
2
Match Column I (Antibiotic) with Column II (Source) and choose the correct option from the codes given below.
| Column I | Column II | ||
|---|---|---|---|
| A. | Fumagillin | 1. | Gliocladium virens |
| B. | Bacitracin | 2. | Streptomyces griseus |
| C. | Streptomycin | 3. | Bacillus polymyxa |
| D. | Viridin | 4. | Aspergillus fumigatus |
| E. | Polymixin | 5. | Bacillus licheniformis |
AIIMS 2018