BSEB 12th Science Date Sheet 2026: Check Detailed BSEB 12th Exam Schedule Here, Download PDF

Bihar School Examination Board has officially released the BSEB 12th Science Date Sheet 2026 for intermediate students. The board published the complete examination schedule on November 29, 2025, covering all streams in a single PDF document. Science stream students preparing for board examinations can now plan their revision systematically using the official timetable.

BSEB 12th Science exams 2026 will be conducted from February 2 to February 13, 2026. This twelve-day window covers all Science subjects, including Physics, Chemistry, Biology, and Mathematics. Around 4.5 lakh Science stream students are expected to appear across examination centres in Bihar this year.

Bihar Board Science Date Sheet 2026 Class 12: Highlights

Science stream students should familiarize themselves with these essential examination details before starting their final revision. The board follows its traditional February examination slot with two daily shifts across all centres in the state.

Particular	Details
Conducting Authority	Bihar School Examination Board (BSEB)
Examination Name	Intermediate Annual Examination 2026
Stream	Science (I.Sc.)
Date Sheet Release Date	November 29, 2025
Theory Exams Start	February 2, 2026
Theory Exams End	February 13, 2026
Practical Exam Period	January 10 to January 20, 2026
First Shift Timing	9:30 AM to 12:45 PM
Second Shift Timing	2:00 PM to 5:15 PM
Paper Duration	3 hours 15 minutes
Theory Marks	70 marks (for practical subjects)
Practical Marks	30 marks
Official Website	biharboardonline.bihar.gov.in

BSEB 12th Science Date Sheet 2026: Download PDF

The official Bihar Board 12th Science date sheet PDF contains subject-wise examination dates with shift timings. Students should verify their subject codes and corresponding examination slots carefully. The document also includes important instructions regarding prohibited items, reporting times, and examination centre protocols.

BSEB Class 12 Science Exam Datesheet 2026

Steps to Download BSEB 12th Science Date Sheet 2026 PDF

1. Open your browser and navigate to biharboardonline.bihar.gov.in
2. Locate the Latest Updates or Examination section on homepage
3. Click on Bihar Board Inter Time Table 2026 link
4. The PDF document will open in a new browser tab
5. Download using Ctrl+S or click the download icon
6. Take a printout and keep it accessible during preparation

Several educational websites also host the date sheet for convenient access. However, we recommend verifying all dates from the official BSEB portal. The board releases corrigendum notices if any modifications occur in the examination schedule.

BSEB 12th Science 2026 Exam Dates & Schedule

Bihar Board conducts intermediate examinations in two daily shifts at all examination centres. Morning shift papers begin at 9:30 AM and conclude at 12:45 PM. The afternoon shift operates from 2:00 PM to 5:15 PM. Each paper provides fifteen minutes of reading time before writing commences.

BSEB has implemented strict entry protocols for 2026 examinations. Latecomers will not receive entry under any circumstances once papers are distributed. We suggest reaching your examination centre at least thirty minutes early. This buffer time helps complete verification procedures without stress.

Science papers require focused attention during the three-hour writing window. Physics, Chemistry, and Biology papers contain numerical problems and diagram-based questions requiring careful time allocation. Plan your answering strategy during the reading time to maximize scoring potential.

Examination Day Guidelines for Science Students

• Carry original admit card and school identity card
• Bring blue or black ballpoint pen and pencil for diagrams
• Mobile phones and electronic calculators are strictly prohibited
• Reach examination centre 30 minutes before scheduled time
• Fill OMR sheet carefully using only ballpoint pen
• Draw diagrams with proper labeling and neat presentation
• Do not leave examination hall before one hour completion

Stream-wise BSEB Class 12th Science Date Sheet 2026 Bihar Board

Science stream includes core subjects crucial for engineering, medical, and pure science career paths. The board schedules papers strategically to provide adequate preparation gaps between major subjects. Below is the complete subject-wise BSEB 12th Science date sheet 2026 with shifts and timings.

Date	Day	Shift	Subject
February 2, 2026	Monday	First (9:30 AM – 12:45 PM)	Hindi (Compulsory)
February 4, 2026	Wednesday	First (9:30 AM – 12:45 PM)	Physics
February 5, 2026	Thursday	First (9:30 AM – 12:45 PM)	English (Compulsory)
February 7, 2026	Saturday	First (9:30 AM – 12:45 PM)	Chemistry
February 8, 2026	Sunday	First (9:30 AM – 12:45 PM)	Mathematics
February 10, 2026	Tuesday	First (9:30 AM – 12:45 PM)	Biology
February 13, 2026	Friday	First (9:30 AM – 12:45 PM)	Computer Science, Agriculture
February 13, 2026	Friday	Second (2:00 PM – 5:15 PM)	Additional Subjects

Note that Physics falls on February 4, Chemistry on February 7, and Biology on February 10. Mathematics students have their paper on February 8. This scheduling provides two to three days gap between major Science subjects for adequate revision.

Gap Analysis Between Science Papers

The BSEB 12th Science date sheet 2026 offers strategic gaps between core subjects. Hindi on February 2 is followed by Physics on February 4, giving two days for Physics revision. Chemistry on February 7 comes after English, providing one clear day gap.

Mathematics and Biology have only one day gap between them. Students opting for Mathematics with Biology combination should complete their Mathematics preparation before February 8. Plan your revision schedule considering these specific gaps in your subject combination.

BSEB 12th Science Date Sheet 2026: Practical Exam Schedule

Science stream has the maximum practical components among all streams. Physics, Chemistry, and Biology each carry 30 marks for practical examinations. The board conducted practical exams from January 10 to January 20, 2026, before the theory examination period.

Schools organized practicals under BSEB supervision at their own laboratories. Separate practical admit cards were issued in December 2025. Your practical marks combine with theory scores during final result calculation. Scoring well in practicals significantly boosts overall percentage.

Science Practical Examination Details

Component	Details
Practical Exam Window	January 10 to January 20, 2026
Practical Admit Card Release	December 27, 2025
Examination Venue	Respective School Laboratories
Science Subjects with Practicals	Physics, Chemistry, Biology
Practical Marks per Subject	30 marks
Theory Marks per Subject	70 marks
Viva Voce Component	Included in practical marks

Practical examinations test your laboratory skills through experiments, observations, and viva questions. Maintain neat practical record books throughout the year as they are evaluated during practicals. Examiners evaluate your experimental technique, observation recording, and theoretical understanding during viva sessions.

Bihar Board 12th Sent-up Exam Dates 2025-26

Sent-up examinations are pre-board assessments determining eligibility for main board examinations. Schools conducted these qualifying tests in November 2025. Only students clearing sent-up exams become eligible to appear for BSEB intermediate examinations. This system ensures only adequately prepared students sit for final board exams.

Schools submitted qualified student lists to BSEB by early December 2025. Your admit card generation confirms your eligibility status. If your name appeared on the qualified list, you received your hall ticket for February examinations through your school. Contact your school administration if you have queries about your eligibility status.

Importance of Sent-up Examinations

These internal assessments mirror actual board examination conditions. The paper pattern, duration, and marking scheme follow BSEB specifications exactly. Your sent-up performance identifies weak areas requiring focused attention during final preparation. Many students use sent-up results to recalibrate their study approach.

Most schools conducted sent-up examinations over seven to ten days in November 2025. The schedule followed BSEB guidelines with dual shifts mirroring actual board timings. Students facing difficulties during sent-up exams received supplementary tests with proper documentation from school authorities. These supplementary tests ensured no genuine student missed the opportunity to appear for board examinations.

Bihar Board 12th Compartment Exam Date 2026

Students failing to clear one or two subjects in main examinations can appear for compartmental exams. BSEB schedules compartment examinations approximately two months after result declaration. The 2026 compartment exams are tentatively planned for May 2026.

Compartment admit cards become available around two weeks before examination dates. Apply through your school within the specified window after main result announcement. The application period typically opens within one week of result declaration.

Compartment Examination Key Information

• Available only for students failing in one or two subjects
• Students failing three or more subjects repeat the academic year
• Expected examination period: May 2026
• Results announced within six weeks of exam completion
• Passing criteria remains 30% as in main examination
• Practicals not required for compartment subjects

The compartment syllabus remains identical to main examinations. Many Science students successfully clear compartments through focused short-term preparation. Utilize the gap between main results and compartment exams effectively.

Preparation Tips Using BSEB 12th Science Date Sheet 2026

Your date sheet serves as a strategic planning tool beyond just examination dates. Analyze gaps between papers and allocate revision time proportionally. Begin with subjects having early examination dates and progress through the schedule systematically. Science stream students often balance board preparation with competitive exam coaching, making efficient time management crucial.

Many Science students simultaneously prepare for NEET, JEE Main, or other entrance examinations. The good news is that board syllabus overlaps significantly with competitive exam syllabi. Focus on conceptual clarity rather than rote memorization. This approach benefits both board examinations and entrance test preparation.

Subject-wise Science Preparation Strategy

Physics preparation demands strong conceptual understanding alongside numerical problem-solving skills. Focus on Electrostatics, Current Electricity, Optics, and Modern Physics chapters. Practice derivations daily and memorize important formulas. Solve previous year numerical problems under timed conditions.

Chemistry requires balanced attention across Physical, Organic, and Inorganic sections. Physical Chemistry numericals from Electrochemistry and Chemical Kinetics need regular practice. Memorize Organic Chemistry named reactions and conversion mechanisms. Create tables comparing properties of p-block and d-block elements for Inorganic Chemistry.

Biology students should emphasize diagrams, definitions, and process explanations. Genetics, Biotechnology, Ecology, and Human Physiology chapters carry significant weightage. Practice labeled diagrams of cell structures, reproductive systems, and ecological pyramids regularly.

Mathematics demands consistent daily practice without gaps. Calculus chapters including Integration and Differentiation carry maximum marks. Cover Three Dimensional Geometry, Vectors, and Probability thoroughly. Solve complete previous year papers weekly to build examination temperament.

Stay connected with official BSEB announcements for schedule updates. Check the board website regularly for any circulars or notifications. We wish all Science stream students success in their Bihar Board 12th examinations 2026. Prepare diligently, stay focused, and approach each paper with confidence.

Bihar Board Inter Exam Date 2026 FAQs

When do BSEB 12th Science examinations 2026 begin?

Bihar Board 12th Science examinations commence on February 2, 2026, with Hindi paper. The examination period continues until February 13, 2026, covering all Science subjects.

What is the Physics examination date in BSEB 12th 2026?

Physics examination is scheduled for February 4, 2026, in the first shift from 9:30 AM to 12:45 PM.

When is Chemistry paper in Bihar Board 12th 2026?

Chemistry examination falls on February 7, 2026, in the morning shift. Students get two days gap after English paper for Chemistry preparation.

Where can I download BSEB 12th Science date sheet PDF?

Visit biharboardonline.bihar.gov.in and navigate to the examination section. Click on Inter Time Table 2026 link to download the official PDF document.

What are practical examination dates for Science subjects?

Practical examinations for Physics, Chemistry, and Biology were conducted from January 10 to January 20, 2026, at respective schools.

When will BSEB 12th Science results 2026 be declared?

Bihar Board typically announces intermediate results within four to six weeks after examinations. Results for 2026 are expected in March 2026. The board chairman announces results in an official press conference.