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प्रश्न
Match the following.
| Microorganism | Role Played |
| Nitrosomonas | Nitrogen fixation |
| Azotobacter | Ammonification |
| Pseudomonas species | Nitrification |
| Putrefying bacteria | Denitrification |
उत्तर
| Microorganism | Role Played |
| Nitrosomonas | Nitrification |
| Azotobacter | Nitrogen fixation |
| Pseudomonas species | Denitrification |
| Putrefying bacteria | Ammonification |
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| Column I | Column II |
| A Acidic | (i) Phenylalanine (Phe) |
| B Neutral | (ii) Cysteine (Cys) |
| C Aromatic | (iii) Valine (Val) |
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Select the correct answer from the options given below.
