Tamil Nadu Board Class 11 Science Important Dates 2026-27
Complete TNBSE Class 11 Science Academic Calendar & Key Deadlines
Academic Calendar • Exam Schedule • Results • Practical Exams • Competitive Exam Prep
Annual Exams: March-April 2027
Results: May 2027
Practical Exams: February 2027
Class 12 Promotion: Pass all subjects
Important Dates 2026-27
| Event | Date | Details |
|---|---|---|
| Academic Session Starts | June 2026 | New academic year begins for Class 11 Science |
| First Periodic Test | August 2026 | Internal assessment - Part of 20 marks |
| Half-Yearly Exams | October 2026 | First major examination |
| Second Periodic Test | November 2026 | Internal assessment - Part of 20 marks |
| Third Periodic Test | January 2027 | Internal assessment - Part of 20 marks |
| Practical Examinations | February 2027 | Physics, Chemistry, Biology practical exams |
| Pre-Board Exams | February 2027 | Mock annual exams for final preparation |
| Annual Examination | March-April 2027 | Final examination for all Science subjects |
| Result Declaration | May 2027 | Class 11 Science results announced |
| Compartmental Exams | June-July 2027 | For students who need to improve |
| Class 12 Admission | June-July 2027 | Admission to Class 12 Science |
Note: Dates are tentative and subject to change. Please check the official TNBSE website for the latest updates and notifications.
Academic Calendar 2026-27
Term 1 (June - October 2026)
- June 2026: Academic session begins
- July 2026: Foundation classes begin
- August 2026: First Periodic Test
- September 2026: Teachers' Day celebration
- October 2026: Half-Yearly Exams
- October 2026: Dussehra celebration
Term 2 (November 2026 - April 2027)
- November 2026: Diwali Vacation
- December 2026: Second Periodic Test
- January 2027: Third Periodic Test, Pongal celebration
- February 2027: Practical Examinations
- February 2027: Pre-Board Exams
- March-April 2027: Annual Examination
Science-Specific Events
- August 2026: Science Fair
- November 2026: Science Exhibition
- December 2026: Physics/Chemistry Projects submission
- January 2027: Biology Projects submission
- February 2027: Practical Examination preparation
- March 2027: Board-style examination practice
Competitive Exam Preparation
- August-December 2026: JEE Main/NEET foundation
- January-March 2027: Intensive JEE/NEET preparation
- April-May 2027: JEE Main/NEET registration
- June-July 2027: JEE Main/NEET examinations
- July-August 2027: TNEA counseling begins
- August-September 2027: Medical counseling (NEET)
Science Practical Examination Schedule 2026-27
| Subject | Tentative Date | Duration | Marks |
|---|---|---|---|
| Physics Practical | February 2027 (First Week) | 3 hours | 30 |
| Chemistry Practical | February 2027 (First Week) | 3 hours | 30 |
| Biology Practical | February 2027 (Second Week) | 3 hours | 30 |
Note: Practical examinations are conducted before the theory exams. Students must complete all prescribed experiments and maintain a practical record book.
Holiday List 2026-27
National & State Holidays
- Republic Day: January 26
- Independence Day: August 15
- Gandhi Jayanti: October 2
- Ambedkar Jayanti: April 14
- Pongal: January (4-day harvest festival)
- Tamil New Year: April 14
- May Day: May 1
Festival Holidays
- Diwali: October/November (3-4 days)
- Dussehra: October (Vijayadashami)
- Navratri: September/October
- Christmas: December 25
- Ramadan/Eid-ul-Fitr: April/May
- Bakrid: June/July
- Good Friday: April
Competitive Exam Important Dates 2026-27
Engineering Exams
- JEE Main Session 1: January 2027
- JEE Main Session 2: April 2027
- JEE Advanced: May 2027
- TNEA: May-June 2027
- BITSAT: May-June 2027
- VITEEE: April-May 2027
Medical Exams
- NEET: May 2027
- AIIMS: May 2027
- JIPMER: June 2027
- COMEDK: May 2027
- CBSE Biology Olympiad: November 2026
- National Science Olympiad: December 2026
Important: Start preparing for competitive exams from Class 11 itself. The syllabus of Class 11 Science forms the foundation for JEE, NEET, and other competitive exams.
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