Tamilnadu 12th Exam Pattern 2026: Know Marking Scheme & Exam Duration

The TN Plus two exam is held for 3 hours. First 10 minutes is given for reading the question paper. Then 5 minutes is given for verification of particulars by the candidate. Then 3 hours is allotted for writing.

Part 1 includes language. Part 2 includes English. Part 3 consists of Mathematics, Physics, Economics, computer technology, Chemistry, ZOOLOGY, COMMERCE, MICRO BIOLOGY, BIOLOGY, BOTANY, HISTORY, ACCOUNTANCY, GEOGRAPHY etc. 

Tamil Nadu 12th exam marking scheme is given here. Each subject carries 100 marks in total. Subjects with practicals are marked as 70 marks for theory, 20 marks for practical and 10 marks for internal assessment. The TN 12th paper is divided into four sections. The first section consists of 15 marks. It has multiple choice questions. The second section consists of 2-mark questions. The maximum marks a student can get are 12. The third section has three-mark questions and the maximum marks a student can get is 18. The students should answer 5 questions under section 4, with each question containing 5 marks.

No, the pre board exam marks will not be considered in the Class 12 Board examination marks. Pre-Board or model exams are conducted to make students familiar with the board exam. This will help students to understand the pattern of exam, time management etc. It also help them to know how well they are prepared for the Class 12 Board examination.

Tamil Nadu board is strictly against the practise of using any unfair means during the examinations. The board is actively working to prevent and discourage any malpractice during board examinations every year. 

So, you are advised to go through the TN 12th syllabus and solve as many previous years question papers and sample papers to avoid cheating during the TN 12th board exams.

You must not forget to carry your Tamil Nadu 12th admit card 2026 on all exam days. In case you forget, you will not be allowed to write the exam. Along with the TN 12th admit card 2026, students must also carry their pens, pencils, ruler, geometry box etc.

Students should make use of the last one month properly before the exam. It is better if you start studying for the TN 12th board exams 2025 as soon as possible. However, to prepare for the exams in a month, you must go through the important points marked by the teachers. Students should solve as many previous years' question papers as possible. Try and understand the concept and then you can score well by writing answers in your own words. Clear your doubts with your teachers or friends. Make a proper time table and follow it. Learn 5-6 hours daily. 

Once you finish learning according to Tamil Nadu 12th syllabus, you can start solving the TN Plus two sample papers and previous year question papers. You can solve the question papers and understand your weaknesses. Thus you can concentrate more on the topics on which you are weak.

The pass rate for the Tamil Nadu 12th board exam 2025 stands at 95.03%. Girls' pass percentage is 96.70%.  Boys' pass percentage is 93.16%. In 2024, TN 12th result pass percentage was 94.56%. The pass percentage was 94.03% in 2023. 

• Students should write  answers neatly. Hand writing should be readable.
• Write answers with proper heading..
• Highlight important points.
• Cross out errors neatly with single line.
• Divide time for each question.  
• Practice writing old question papers.

Students can read these ways to reduce your stress during TN 12th result.

Involve in games or any fun activities. 

Take enough breaks during study.

Do meditation or yoga.

Stay positive.

Share with parents or teachers, if you are tensed.

Get medical help if needed.