The Bihar Board is administering the Class 12/ Intermediate Examinations in February 2025. The Biology (I.Sc) Exam is scheduled on February, 2025. Our team has compiled a selection of past year and model papers 2025 for students to study and practice at home. Below are the download links for Bihar Board Class 12 Biology Model Papers 2025. We provide examination paper 2025 formats, syllabi organized by lessons, and sample papers 2025.
Bihar 12th Class Biology Exam Pattern 2025
- The total duration of the exam is 3 hours 15 minutes.
- The MCQs have 4 options.
- Answers for MCQs will be on OMR Sheet.
| Section | Question type | Total no. of questions | No. of questions to be attempted | Mark per question | Total marks |
| Section A | Multiple Choice Questions (MCQs) | 70 | 35 | 1 | 35 |
| Section B | Short Answer Type Questions | 20 | 10 | 2 | 20 |
| Section C | Long Answer Type Questions | 6 | 3 | 5 | 15 |
| Total | 96 | 48 | 70 |
Download Bihar 12th Class Biology Question Paper 2025
| Question Paper Type | Download Link |
| Bihar Board Class 12 Biology Question Paper 2020 pdf | Click Here to Download |
| Bihar Board Class 12 Biology Question Paper 2024 pdf | Click Here to Download |
| Bihar Board Class 12 Biology Model Question Paper pdf | Click Here to Download |
| Bihar Board Class 12 Biology Questions Set-1 pdf | Click Here to Download |
| Bihar Board Class 12 Biology Questions Set-2 pdf | Click Here to Download |
| Bihar Board Class 12 Biology Questions Set-3 pdf | Click Here to Download |
| Bihar Board Class 12 Biology Questions Set-4 pdf | Click Here to Download |
| Bihar Board Class 12 Biology Previous and Model Papers Folder | Click Here to Download |