BSEB 12th Mathematics Exam Pattern 2026 – Check Marking Scheme 

Roumik Roy

Updated on - Aug 4, 2025

The BSEB 12th Mathematics Exam Pattern is decided by the Bihar School Examination Board. By looking at the exam pattern, you can understand the format of the question paper. You will also learn about the weightage and marking scheme. So, if you are going to sit for the BSEB 12th Exam 2026, then make sure to follow the newest exam pattern. 

The BSEB 12th Exam Pattern 2026 is a rational kind of pattern. You will notice that the exam pattern promotes practical understanding of mathematical concepts. The main BSEB 12th Mathematics paper will be of a hundred marks. You will be given three hours to complete the paper. Also, fifteen more minutes will be allotted to read the paper. You will see objective-type, short, and long questions in the paper. The best part is that there is zero negative marking. So, you should give the exam with a free mind and try to solve all the questions. 

This article will explain to you the BSEB 12th Mathematics Exam Pattern 2026 in a very easy way. You will learn about the format of the question paper. If you want to know the marking scheme and weightage, then this is the right place to check facts. So, check out the upcoming details. 

Also Read: BSEB 12th Class Books 2026

BSEB 12th Mathematics Exam Pattern 2026 – Section Wise Analysis 

The BSEB 12th Mathematics exam pattern is very simple to understand. The question paper will carry a hundred marks. You will get three hours to complete the paper. Also, fifteen more minutes will be given to read the paper. There will be 2 sections in the BSEB 12th Mathematics exam. These will be Section A and Section B. In section A, there will be a hundred objective-type questions. You will have to answer any fifty, and these carry 1 mark each. In section B, you will find short and long questions. You will have to answer any fifteen short questions out of thirty (2 marks each). Also, you will have to solve any four long questions out of eight (5 marks each). The table below will help you to get a genuine idea about the BSEB 12th Mathematics question paper pattern. 

Section A

Type of Questions 

Number of Questions 

Marks Allotted 

1

Objective type 

Any 50 questions must be answered out of 100

50 x 1 = 50 

Total 

 

100 questions 

50 marks 

Section B 

Type of Questions 

Number of Questions 

Marks Allotted 

1

Short 

Any 15 questions must be answered out of 30 

15 x 2 = 30 

2

Long 

Any 4 questions must be answered out of 8 

4 x 5 = 20 

Total 

 

38 questions 

50 marks 

Total of Sections A and B 

 

138 questions 

100 marks 

Also Read: BSEB 12th Mathematics Syllabus 2026 

BSEB 12th Mathematics Marking Scheme 2026 

The BSEB 12th Mathematics marking scheme will help you to create a better timetable and preparation strategy. Here is the marking scheme in a simple style - 

Sections 

Type of Questions

Number of Questions in the Exam (approximately)

Marks Allotted 

Relations & functions 

 

Chapters -  

 

Relations & functions 

Inverse trigonometric functions 

Objective, long, and short 

14

10

Algebra

 

Chapters - 

 

Matrices

Determinants 

Objective, long, and short 

20

13

Calculus 

 

Chapters – 

 

Differentiability

Applications of derivatives 

Indefinite integrals  

Definite integrals  

Applications of integrals 

Differential equations  

Objective, long, and short 

50

40

Vectors and 3-dimensional geometry 

 

Chapters –

 

Vectors 

Introduction to three-dimensional geometry 

Objective, long, and short 

25

18

Linear programming  

 

Chapters – 

 

Linear equations

Linear programming  

Objective, long, and short 

14

9

Probability 

 

Chapters – 

 

Probability 

Objective, long, and short 

15

10

Total 

 

138 questions

 

(You will have to answer 69 questions out of 138 in the main exam.) 

100 marks 

Also Read: BSEB 12th Mathematics Deleted Syllabus 2026 

BSEB 12th Mathematics Unit Wise Marking Scheme 2026 

If you wish to know the unit-wise marking scheme in the BSEB 12th Mathematics exam, then here are the details for you - 

Topics/Units

Weightage % 

Marks Allotted 

Relations & functions 

10%

10

Algebra

13%

13

Calculus 

40%

40

Vectors and 3-dimensional geometry 

18%

18

Linear programming  

9%

9

Probability 

10%

10

Total 

100%

100 marks 

You must note that the weightage-based percentages mentioned here are based on the latest BSEB 12th Mathematics exam pattern. If you want to download the most recent PDF related to the unit-wise weightage or syllabus, then visit the board’s website at biharboardonline.com.

Also Read: BSEB 12th Class Admit Card 2026 

How to Use BSEB 12th Mathematics Exam Pattern 2026?

You can use the BSEB 12th Mathematics Exam Pattern 2026 to score excellent marks in the main exam. Here are some simple strategies that you can follow – 

  • Check the latest BSEB 12th Mathematics Exam Pattern and make a list of the high-weightage topics. Divide your time in such a way that you can give maximum attention to the important areas. 

  • Knowing the exam pattern will help you to understand your strengths and weaknesses in Mathematics. 

  • It is always seen that students who know the exam pattern face less anxiety. So, if you want to lower your stress level, then be aware of the exam pattern. 

  • By looking at the exam pattern, you can understand the type of questions asked in the main exam. So, you can practice in the right way. 

  • It will also improve your accuracy and speed. 

Also Read: BSEB 12th Class Sample Papers 2026 

For more updates related to the BSEB 12th Exam, follow Getmyuni!

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