CBSE Class 12 Board Biology Predicted Question Paper
The Biology paper in the CBSE Class 12 Board is structured for 180 minutes for 80 marks across 4 sections: Very Short and Short Answer Questions (28 marks), Long Answer Questions (20 marks), Case / Source / Data-Based Questions (12 marks) and Multiple Choice Questions (20 marks). A predicted paper mirrors this exact shape so practising it feels like sitting the real exam.
Exam intelligence dashboard
= model estimate- Blueprint match90%Strong structure match
- Total marks80marks
- Duration180 min~4.7 min/question
- Questions modelled384 sections
- Syllabus topics10analysed
- Est. topic coverage10/10~98% per topic
- Objective share25%20 marks
- Prediction for2026Board / public exam
- Built withGoogle AIintel-1.0
Figures marked ● are model estimates derived from the exam’s published blueprint and syllabus — not measured historical frequencies. How this is built.
Paper blueprint
| Section | Type | Questions | Marks |
|---|---|---|---|
| Very Short and Short Answer Questions | Short-answer questions | 11 · 2-3 each | 28 |
| Long Answer Questions | Structured / long-answer questions | 4 · 5 each | 20 |
| Case / Source / Data-Based Questions | Structured / long-answer questions | 3 · 4 each | 12 |
| Multiple Choice Questions | Multiple-choice questions | 20 · 1 each | 20 |
| Total · 180 min | 80 | ||
Question-type distribution
By the blueprint's own weighting, structured / long-answer questions account for 32 of 80 marks (40%), short-answer questions account for 28 of 80 marks (35%) and multiple-choice questions account for 20 of 80 marks (25%).
- Structured / long-answer questions32 marks · 40%
- Short-answer questions28 marks · 35%
- Multiple-choice questions20 marks · 25%
Frequently assessed Biology topics
The CBSE Class 12 Board Biology syllabus spans 10 core areas — including Sexual reproduction in flowering plants, Human reproduction and reproductive health, Principles of inheritance and variation and Molecular basis of inheritance — and a predicted paper draws questions across them in line with how the real paper is weighted.
- Sexual reproduction in flowering plants
- Human reproduction and reproductive health
- Principles of inheritance and variation
- Molecular basis of inheritance
- Evolution
- Human health and disease
- Microbes in human welfare
- Biotechnology: principles and applications
- Organisms and populations
- Ecosystem and biodiversity
Your AI study plan
Model estimateA suggested strategy built from the blueprint weighting and syllabus order — adapt it to your own strengths.
Priority chapters
- 1.Sexual reproduction in flowering plants
- 2.Human reproduction and reproductive health
- 3.Principles of inheritance and variation
- 4.Molecular basis of inheritance
- 5.Evolution
- 6.Human health and disease
- 7.Microbes in human welfare
Suggested time & order
Plan roughly 28 hours across the syllabus.
Practice in this order
- 1.Multiple Choice Questions — 20 marks
- 2.Very Short and Short Answer Questions — 28 marks
- 3.Long Answer Questions — 20 marks
- 4.Case / Source / Data-Based Questions — 12 marks
Last-minute revision checklist
- Nail the Very Short and Short Answer Questions section — it is worth the most (28 marks).
- Re-read your notes on the foundational topics: Sexual reproduction in flowering plants, Human reproduction and reproductive health, Principles of inheritance and variation, Molecular basis of inheritance.
- Do a timed MCQ set — objective marks (20 marks) are the quickest to secure.
- Practise to ~4.7 min/question so timing feels automatic.
Generate a Biology predicted paper
Full CBSE Class 12 Board Biology paper, matched to the real blueprint — practise online or print.
Turn this into practice
Go beyond the analysis — generate real, exam-style material with MCQForge.
Predicted papers by year
How the prediction is made
Each predicted paper is assembled from two real inputs: the exam’s published paper structure — its sections, marks, question types and timing — and the official syllabus topic list. Questions are written slot-by-slot to match that blueprint and to read in the exam’s own style, then checked so every multiple-choice item is well-formed and the marks add up. This is structured, exam-style revision material — not a forecast of the exact questions, and it never uses leaked or copyrighted past papers.
Other CBSE Class 12 Board subjects
Frequently asked questions
- How is the CBSE Class 12 Board Biology paper structured?
- The Biology paper in the CBSE Class 12 Board is structured for 180 minutes for 80 marks across 4 sections: Very Short and Short Answer Questions (28 marks), Long Answer Questions (20 marks), Case / Source / Data-Based Questions (12 marks) and Multiple Choice Questions (20 marks). A predicted paper mirrors this exact shape so practising it feels like sitting the real exam.
- How many marks is the Biology paper and how long is it?
- The paper is 80 marks, sat over 180 minutes. By the blueprint's own weighting, structured / long-answer questions account for 32 of 80 marks (40%), short-answer questions account for 28 of 80 marks (35%) and multiple-choice questions account for 20 of 80 marks (25%).
- What question types appear in Biology?
- You’ll practise structured / long-answer questions, short-answer questions and multiple-choice questions, matching the real paper’s mix.
- Are these the real exam questions?
- MCQForge is an independent study tool. Predicted CBSE Class 12 Board papers are original practice material — they are not affiliated with, endorsed by, or sourced from the examining authority, do not reproduce real or leaked questions, and make no guarantee about which questions will appear in any sitting.
MCQForge is an independent study tool. Predicted CBSE Class 12 Board papers are original practice material — they are not affiliated with, endorsed by, or sourced from the examining authority, do not reproduce real or leaked questions, and make no guarantee about which questions will appear in any sitting.