The Chhattisgarh Board of Secondary Education (CGBSE) will conduct the CG Board Class 12 Biology Exam 2026 on February 27, 2026, from 9:00 AM to 12:15 PM. The CGBSE Class 12 board examinations for the 2025–26 session are scheduled from February 20 to March 18, 2026, in the morning shift at the examination centres mentioned on the students’ admit cards. Every year, a large number of students from the science stream appear for the CG Board Higher Secondary examinations across the state.
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The CGBSE Class 12 Biology exam is a crucial milestone in a student’s academic journey, especially for those aspiring for careers in medical and life sciences. Students should prepare seriously by understanding the latest CGBSE Class 12 syllabus, exam pattern, and practising previous year question papers. The examination is conducted in offline (pen-and-paper) mode. Students can refer to this article to get complete details about the CGBSE Class 12 Biology Question Paper 2026, including the exam overview, previous year papers, benefits, common mistakes to avoid, and frequently asked questions.
From the table given below, students will find the important details about the CGBSE 12th Exam 2026. It includes the date, timing, conducting authority, mode of examination, subjects, and other details about the CGBSE Class 12 Biology exam.
Particulars | Details |
Exam Name | |
Conducting Authority | |
Class | Class 12 |
Exam Mode | Offline (Pen and Paper Based) |
Subject | Biology |
Total Marks | 100 Marks (Subject-wise) |
Theory Paper | 70 marks |
Practical/Internal Assessment | 30 marks |
Exam Duration | 3 Hours 15 Minutes |
Exam Timing | Morning Shift (9:00 AM – 12:15 PM) |
Syllabus | Based on the latest CGBSE 12th Syllabus 2026 |
Question Paper Format | As per the CGBSE 12th Exam Pattern 2026 |
Board Exam Dates | February 20 to March 18, 2026 |
Exam Schedule | As per the subject-wise CGBSE 12th time table 2026, released by CGBSE |
Students should follow the steps given below to download the CGBSE 12th Biology Question Paper 2026:
Check the table under the heading of the question paper and click on the relevant link for the CGBSE 12th Biology Question Paper.
A new page will open. Click on the download button.
A PDF file that comprises the CGBSE 12th Biology Question Paper will start to download.
Start practising with the CGBSE Biology 12th Question Paper for better preparation for future exams.
Students can download the CGBSE 12th Biology Question Paper 2026 PDF from the table below once the examination is over. The question paper allows students to understand the exam pattern and the different types of questions that are asked in the exam. The CGBSE 12th Question Papers 2026 also help the students to evaluate their performance.
Exam Date | Question Paper (2026) | Status |
February 27, 2026 | CGBSE 12th Biology Question Paper 2026 | To be available |
After the examination, students want to check their answers to estimate their marks and identify their mistakes. To help with this, students will be able to download the CGBSE 12th Answer Key Biology 2026 from the table given below. The link will be updated soon after the examination is over.
Question Paper | Download Link |
CGBSE 12th Biology Answer Key 2026 | To be available |
The CGBSE Class 12 Biology Exam Pattern 2026 helps students understand the marking scheme, question format, and distribution of marks. Knowing the CGBSE Class 12 exam pattern enables students to plan their preparation effectively and focus on important topics. The table below provides the detailed CGBSE Class 12 Biology Exam Pattern 2026. The theory examination carries 70 marks, while the internal assessment/project work carries 30 marks.
Type of question | Number of questions | Marks |
Very short answer-type questions (1 word/ 1 sentence) | Q1 (15 MCQs/VSA) of 1 mark each | 15 marks |
Short answer type questions (word limit of 30 words) | Q2 to Q8 of 2 marks each | 14 marks |
Short answer type questions (word limit of 50 words) | Q9 to Q14 of 3 marks each | 18 marks |
Long answer type questions (word limit of 75 words) | Q15 to Q16 of 4 marks | 8 marks |
Long answer type questions (word limit 150 words) | Q17 to Q19 of 5 marks each | 15 marks |
Practical Work | - | 30 marks |
Total | 100 marks |
Students preparing for the board exam should download the CGBSE 12th Biology previous year question papers for better practice. Students must do regular practice of CGBSE 12th previous year question papers to improve time management and increase confidence before the final examination.
Question Paper (2026) | Download Link |
CGBSE 12th Biology Question Paper 2025 | |
CGBSE 12th Biology Question Paper 2024 | |
CGBSE 12th Biology Question Paper 2023 | |
CGBSE 12th Biology Question Paper 2022 |
The CGBSE Class 12 Biology exam is an important subject for Science students, especially those planning to pursue careers in medical and life sciences. Scoring good marks requires a clear understanding of concepts, regular revision, and consistent practice. A well-planned preparation strategy can help students perform confidently in the examination.
Students should start their preparation by thoroughly going through the latest CGBSE Class 12 Biology syllabus and exam pattern to understand the marking scheme and important chapters.
Students should prepare a proper study timetable that covers all units systematically and keeps sufficient time for revision.
Students should practise previous years’ CGBSE Class 12 Biology question papers to understand the question pattern and identify important and frequently asked topics.
Students should also solve sample papers regularly and practise diagrams, labelling, and case-based or descriptive questions to improve accuracy, presentation, and time management in the exam.
On Question asked by student community
The important topics vary for various subjects for the CGBSE 12th exams . Refer to the CG board 12th syllabus and previous years’ CGBSE 12th question papers to identify frequently asked topics. Focus on these areas while ensuring you cover the entire syllabus.
How can I prepare for the CGBSE 12th Geography exam to score highest marks?
To prepare effectively for the CGBSE 12th Geography exam, review the syllabus and exam pattern, create a structured study plan, and use textbooks and past papers for practice. Focus on key topics with visual aids and
No, there are no negative markings in the CGBSE 12th board exam . However, you must contact the CGBSE board and enquire to confirm the latest CGBSE exam guidelines.
Yes, you can repeat CG Board Class 12 even after passing it in the Chhattisgarh Board .
There are primarily two reasons why someone might choose to do this:
Improvement of Marks: If you're aiming for a higher percentage or specific subjects for further studies or job requirements, you can
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