BSEB 12th Class Free Mock Tests & Previous Year Papers - Bihar Board Inter

BSEB Class 12th (Intermediate) Syllabus 2026

The Bihar School Examination Board (BSEB) Class 12th curriculum for 2026 is designed to prepare students for both higher education and competitive exams. The syllabus follows a 50% objective and 50% subjective pattern, with weightage varying between subjects based on practical components.

Marks Distribution Overview: Subjects with practicals (Physics, Chemistry, Biology, Geography) consist of 70 Marks (Theory) and 30 Marks (Practical). Non-practical subjects (Mathematics, History, Languages) are 100 Marks (Theory).

Science Stream

The Science stream focuses on foundational principles in Physics, Chemistry, Biology, and Mathematics.

Physics (70 Theory + 30 Practical)

• Electrostatics: Electric charges, Coulomb’s law, Electric potential, and Capacitance.
• Current Electricity: Ohm’s law, Kirchhoff’s laws, and Wheatstone bridge.
• Magnetism & EMI: Magnetic effects of current, Faraday’s laws, and Alternating Current (AC).
• Optics: Reflection, Refraction, Lens maker’s formula, and Wave optics.
• Modern Physics: Dual nature of matter, Atoms, Nuclei, and Electronic Devices (Semiconductors).

Chemistry (70 Theory + 30 Practical)

• Physical Chemistry: Solutions, Electrochemistry, and Chemical Kinetics.
• Inorganic Chemistry: p-Block, d-Block, and f-Block elements, and Coordination Compounds.
• Organic Chemistry: Haloalkanes, Alcohols, Phenols, Ethers, Aldehydes, Ketones, and Biomolecules.

Mathematics (100 Theory)

• Calculus (Highest Weightage - 40 Marks): Continuity, Differentiability, Integrals, and Differential Equations.
• Vectors & 3D Geometry: Scalar and vector products, direction cosines, and lines in space.
• Algebra: Matrices and Determinants.
• Relations & Functions: Inverse Trigonometric Functions and Binary Operations.

Commerce Stream

The Commerce stream emphasizes financial literacy, business management, and economic theories.

Accountancy (100 Theory)

• Partnership Accounts: Admission, Retirement, Death, and Dissolution of a firm.
• Company Accounts: Issue of Shares and Debentures.
• Financial Statement Analysis: Cash Flow Statement and Accounting Ratios.
• Non-Profit Organizations (NPO): Receipts and Payments, Income and Expenditure accounts.

Business Studies (100 Theory)

• Principles of Management: Nature and significance, Taylor and Fayol’s principles.
• Business Finance: Financial Management and Financial Markets.
• Marketing: Marketing Management and Consumer Protection.

Arts / Humanities Stream

The Arts stream covers social sciences, history, and human behavior.

History (100 Theory)

• Ancient India: Harappan Archaeology and Social History.
• Medieval India: The Mughal Court and Agrarian Relations.
• Modern India: Colonialism, National Movement (1857-1947), and Constitution framing.

Political Science (100 Theory)

• World Politics: Cold War Era, End of Bipolarity, and International Organizations.
• Indian Politics: Challenges of Nation Building, Crisis of Democratic Order, and Recent Developments.

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Preparation Tips for BSEB 12th 2026

With the exam scheduled for February 2026, follow these strategies to excel on FreeTestHub:

• Practice the 50% MCQ Rule: Use OMR sheets to practice objective questions. For 100-mark subjects, you must answer 50 out of 100 MCQs provided.
• Prioritize High-Weightage Topics: Focus on Calculus in Math and Optics/Electromagnetics in Physics first.
• Master NCERT: BSEB strictly follows NCERT patterns. Ensure every "In-text" and "Exercise" question is solved.
• Labeled Diagrams: In Biology and Physics, neat, labeled diagrams can fetch full marks even if the description is brief.
• Time Management: Solve at least 5 years of Previous Year Question Papers (PYQs) within the 3 hour 15 minute limit.

BSEB Class 12th (Intermediate) Exam Pattern 2026

The Bihar School Examination Board (BSEB) conducts the Intermediate examination for Science, Arts, and Commerce streams. The pattern is designed to balance objective and subjective assessments, giving students ample choice through a "double question" format.

Exam Stages and Components

The evaluation for Class 12th consists of three primary components that determine a student's final result:

• Sent-up Examination: A qualifying pre-board exam conducted in schools to filter candidates for the final board exam.
• Practical Examination: Held for subjects with laboratory or field components (e.g., Physics, Chemistry, Biology, Geography, Psychology).
• Theory Board Examination: The final pen-and-paper exam conducted at designated centers across Bihar in February.

Detailed Marking Scheme

The marking scheme is categorized based on whether a subject includes a practical assessment. Note that BSEB does not apply negative marking for incorrect answers.

Subject Category	Theory Marks	Practical/Internal	Total Marks
Non-Practical Subjects (Math, Languages, History, Accountancy)	100 Marks	N/A	100
Practical Subjects (Physics, Chemistry, Biology, Geography)	70 Marks	30 Marks	100

Question Distribution and Choice

For the 2026 exams, BSEB continues the "Double Question" policy, where students are provided with twice the number of questions they need to attempt in both objective and subjective sections.

Section Type	Total Questions (100 Mark Subj.)	To Attempt	Total Marks
Section-A: Objective (MCQs)	100 Questions	50 Questions	50 Marks
Section-B: Short Answer	30 Questions	15 Questions	30 Marks
Section-B: Long Answer	8 Questions	4 Questions	20 Marks

Time Duration

The time allotted varies based on the total marks of the theory paper. All students receive a "cool-off" time to read the instructions and question paper.

• 100 Mark Theory Papers: 3 Hours and 15 Minutes (includes 15 mins reading time).
• 70 Mark Theory Papers: 3 Hours and 15 Minutes (includes 15 mins reading time).
• Practical Exams: Usually conducted over 3 hours per batch at the home center.

Selection and Grading Process

The final result and division are calculated based on the marks obtained in the five compulsory subjects (total 500 marks).

• Passing Marks: A student must secure at least 30% in theory and 40% in practicals (where applicable) to pass a subject.
• Aggregate Pass: A minimum of 150 marks out of 500 is required to pass the Intermediate examination.
• Division System:
  • First Division: 300 Marks or more (60%+).
  • Second Division: 225 to 299 Marks (45% to 59.8%).
  • Third Division: 150 to 224 Marks (30% to 44.8%).
• Additional Subject: Marks from the 6th (Additional) subject can replace a failed compulsory subject (except for language papers) to help a student pass.