Biology 12th Class Pairing Scheme 2025 – All Punjab Board
Preparing for your 12th class Biology exam under the Punjab Board? This updated Biology 12th Class Pairing Scheme 2025 will help you strategize your studies effectively. By understanding the paper pattern, marking distribution, and important chapters, you can maximize your score with smart preparation.
This 2nd year Biology pairing scheme provides a detailed breakdown of question types and chapter-wise distribution, ensuring you focus on high-weightage topics for optimal results.
2nd Year Biology Paper Pattern 2025 – Overview
Biology 12th Class Pairing Scheme 2025 – Overview | |
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Board Name | All Punjab Boards |
Class | 12th Class |
Subject | Biology |
Exam Year | 2025 |
Exam Start Date | April 29, 2025 |
Exam Type | Final |
Posted By | Ilm Logics |
The Biology examination consists of four key components:
- Multiple Choice Questions (MCQs): 17 questions worth 17 marks
- Short Questions: Students attempt 24 out of 33 questions carrying 24 marks
- Long Questions: Candidates answer 3 out of 5 questions totaling 24 marks
- Practical Examination: Laboratory work and viva voce worth 15 marks
The complete examination carries a total of 100 marks, combining both theoretical and practical assessments.
Detailed Chapter-wise Question Distribution
Objective Section (17 Marks)
The MCQ portion includes 17 questions distributed across all chapters:
- Chapter 15: 1 question
- Chapter 16: 2 questions
- Chapter 17: 2 questions
- Chapter 18: 1 question
- Chapter 19: 1 question
- Chapter 20: 2 questions
- Chapter 21: 1 question
- Chapter 22: 1 question
- Chapter 23: 2 questions
- Chapter 24: 1 question
- Chapter 25: 1 question
- Chapter 26: 1 question
- Chapter 27: 1 question
Short Answer Section (24 Marks)
Students must attempt questions from three groups:
Group 1 (8 out of 12 questions):
- Chapter 15: 3 questions
- Chapter 16: 3 questions
- Chapter 18: 2 questions
- Chapter 26: 2 questions
- Chapter 27: 2 questions
Group 2 (8 out of 12 questions):
- Chapter 17: 3 questions
- Chapter 22: 3 questions
- Chapter 23: 3 questions
- Chapter 25: 3 questions
Group 3 (6 out of 9 questions):
- Chapter 19: 2 questions
- Chapter 20: 3 questions
- Chapter 21: 2 questions
- Chapter 24: 2 questions
Extended Response Section (24 Marks)
Candidates select 3 out of 5 long questions:
- Chapter 15 (fact-based) or Chapter 21 (conceptual)
- Chapter 16 (conceptual) or Chapter 25 (fact-based)
- Chapter 17 (conceptual) or Chapter 24 (fact-based)
- Chapter 18 (analytical) or Chapter 22 (conceptual)
- Chapter 19 (conceptual) or Chapter 23 (fact-based)
Key Examination Notes
The assessment includes conceptual short questions to evaluate deeper understanding. While 90% of the paper follows this structure, 10% may incorporate student learning outcome (SLO) based questions.
Available Punjab Education Boards
This examination pattern applies uniformly across all Punjab boards:
- Lahore Board
- Gujranwala Board
- Faisalabad Board
- Multan Board
- Sahiwal Board
- Bahawalpur Board
- Rawalpindi Board
- Sargodha Board
- D.G. Khan Board
Recommended Study Strategies
- Prioritize diagram labeling and functional explanations
- Review previous years’ question papers for pattern recognition
- Master key biological terms and their definitions
- Complete all MCQ exercises for comprehensive revision
- Allocate appropriate time for both theoretical and practical preparation
Supplementary Resources
Explore related subject guides:
Common Student Queries
Question: Does this scheme apply to all Punjab boards?
Response: Yes, all Punjab boards follow this examination pattern.
Question: How should I approach long questions?
Guidance: Select 3 questions strategically, focusing on your strongest topics.
Question: Are diagrams crucial for scoring well?
Advice: Diagrams typically carry 5-7 marks, making them essential for high scores.
Question: Can I access this scheme offline?
Information: Yes, download the PDF version from our website for offline reference.
Final Recommendations
This comprehensive pairing scheme serves as an essential tool for effective examination preparation. For optimal results, combine this resource with consistent practice and thorough revision.
Best wishes for your academic success!

Hi, Yasrab Ali Qazi Here!
A dedicated educational content creator, Educational Expert and blogger from Pakistan, committed to providing valuable academic resources and career guidance. As the founder of ILMRoshan.com and ILMWise.pk, he shares exam preparation materials, job updates, scholarships, and motivational content to empower students and professionals.