CBSE Class 12 Biology Question Paper (2026, 2025, 2024, 2023, 2022, 2020); PDF Download

In the Accountancy subject, the CBSE Board has decided to do away with the answer books wherein tables were provided for the subject of Accountancy.

 The exam pattern shares the marking scheme, weightage to every topic, duration of exam and more. Students must know the CBSE exam pattern as this helps them form a strategy and to decide which question to solve first. 

CBSE released the CBSE 12th sample papers 2026 on the official website- cbseacademic.nic.in. You can download CBSE Class 12 sample question papers 2026 from the official website or from this page too. Students must solve and practice the CBSE 12th question papers of previous years' to know the marking scheme, the types of questions asked in the exam, gauge the difficulty level and more. 

It is advised that students solve and practice the CBSE sample papers to ace the board examinations.

You can treat the CBSE sample paper as a mock test and time yourself while answering it. This will make you familiar with the exam pattern and marking scheme, after which you will eventually find the CBSE board paper easy. 

You can download the CBSE 12th sample papers and question papers by clicking on the link below:

CBSE 12th sample paper and previous year question papers

CBSE 12th marking scheme for is such that 80 marks are allotted for Theory and 20 marks for Internal Assessment. The marking scheme for Science subjects have 70 marks and 30 for practicals.

If you are not satisfied with the marks, you can apply for revaluation or rechecking of the paper. The marks awarded after the rechecking/revaluation shall be considered as the final marks. Then a new marksheet will be issued to you thereafter. 

The qualifying marks in each subject of external examination is 33%. The grading system is given below.

A-1 Top 1/8th of the passed candidates

A-2 Next 1/8th of the passed candidates

B-1 Next 1/8th of the passed candidates

B-2 Next 1/8th of the passed candidates

C-1 Next 1/8th of the passed candidates

C-2 Next 1/8th of the passed candidates

D-1 Next 1/8th of the passed candidates

D-2 Next 1/8th of the passed candidates

E Failed candidates

Yes, you can attempt questions in any sequence in CBSE board class 12. Just ensure that while attempting your CBSE board exam that you have attempted all the question with a question number written in such a way that examiner can see it properly. And in order to get good marks, it is important to make an impression which can be made by attempting those questions first that you know well. Thus, if you know question no. 12, then instead of 1, 2, attempt those question that you remember properly.