12th Biology Monthly Exam Answer key 2023
| 1 | C | 11 | D | 21 | A |
| 2 | B | 12 | C | 22 | C |
| 3 | B | 13 | A | 23 | D |
| 4 | A | 14 | A | 24 | D |
| 5 | B | 15 | B | 25 | A |
| 6 | A | 16 | D | 26 | C |
| 7 | A | 17 | D | 27 | A |
| 8 | B | 18 | A | 28 | D |
| 9 | A | 19 | D | 29 | B |
| 10 | A | 20 | B | 30 | B |
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All Monthly Exam Question paper 2023
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