Tamil Nadu Class 12 Biology Exam 2026 Held Today on March 23 as the Directorate of Government Examinations (DGE), Tamil Nadu conducts the Plus Two Biology paper. The exam is being held across the state as part of the ongoing board examinations. Students from the Science stream are appearing for the Biology paper in a single shift.
TN 12th Biology Exam 2026 Date and Timing Details
Candidates should note the official timing and structure of the exam to ensure smooth participation. The key exam details are as follows:
- Exam date: 23 March 2026
- Subject: Biology
- Exam timing: 10:00 AM to 1:15 PM
- Mode: Offline (pen and paper)
All Tamil Nadu Class 12 board exams are conducted in a single morning session across centres.
Tamil Nadu Class 12 Biology 2026 Exam Schedule Overview
Students should understand the broader exam schedule to track remaining papers. The Tamil Nadu Class 12 public exams are being conducted from 2 March 2026 to 26 March 2026. As per the official timetable, the Biology exam is scheduled on 23 March 2026 along with several other subjects.
TN 12th Biology Paper Pattern and Marking Scheme
The Biology exam follows the standard Tamil Nadu HSC pattern designed to assess conceptual clarity and application skills. The paper structure includes:
- Total marks: 100 marks
- Theory: 70 marks, Practical: 20 marks, Internal: 10 marks
- Question types: MCQs, short answer, and long answer questions
Students must secure at least 30 marks to pass the subject.
TN 12th Biology Exam 2026 Analysis and Answer Key Updates
The detailed paper analysis and expert review will be available after the exam concludes. Initial feedback will highlight the difficulty level and question distribution. Unofficial answer keys are expected to be released shortly by subject experts. These will help students estimate their scores before the official results. Students are advised to follow official updates for further announcements and continue preparation for remaining board exams.