CBSE 12th Physics Question Paper 2025 (All SETs): Download PDF with Solutions

CBSE Class 12 Physics Answer Key- All Set

Students can match their answers with the correct CBSE 12th physics answer key which is provided below. All the correct options for multiple-choice questions (MCQs) will be provided here.

CBSE class 12 physics 55/6/2 answer key

CBSE class 12 physics 55/6/1 answer key

CBSE class 12 physics 55/6/3 answer key

Also Check:

• CBSE class 12 Geography Question Paper 2025
• CBSE class 12 Chemistry Question Paper 2025

Class 12 CBSE Physics Question Paper 2025 PDF

From this section, students can download the CBSE 12th physics question paper PDF by clicking on the given link, and also download the answer key and solution PDF. CBSE physics class 12 answer key of all sets with the detailed solution in the form of a PDF which will help the student to check their marks according to the correct CBSE physics answer key and solution.

Section-B

Questions no. 21 to 26 are Very Short Answer Type questions.

21. (a) List the possible sources of energy required in decomposition reactions. Illustrate anyone with a suitable example.

OR

(b) What is observed when hydrated ferrous sulphate crystals are heated in a dry boiling tube? Give balanced chemical equation(s) of the reactions(s) that occur(s).

22. Giving reason, state the advantage of using baking powder over baking soda for the preparation of bread or cakes.

23. State the main function of arteries. Why do they have thick and elastic walls?

24. (a) Explain how the proteins control the 'characteristics' in an organism with the help of an example of the 'short height' trait in a pea plant.

(b) Name the information source of making proteins in a cell.

25. (a) A student has difficulty in reading his textbooks but can read the blackboard clearly while sitting in the last row. Name the defect of vision the student is suffering from. List two reasons why this defect arises. Write the nature of the lenses required to correct this defect.

Note: Download the Complete CBSE question and answer from the above table.

CBSE 12 Physics Question Paper 2025 Pattern

Physics (Theory) Paper Pattern

The question paper follows a structured pattern divided into five sections (A, B, C, D, and E), with a total of 33 questions. Below is the detailed paper pattern:

General Instructions:

• The question paper contains 33 questions, all of which are compulsory.

• The paper is divided into five sections: A, B, C, D, and E.

• Internal choice is provided in some questions in all sections except Section A.

• The use of calculators is not allowed.

• Values of important physical constants are given for reference.

Section-wise breakup is given below in the table:

How to Calculate Your CBSE Class 12 Physics Exam 2025 Score

Once the CBSE Class 12 Physics Answer Key 2025 is available, match your responses with the correct option provided.

• Make sure your paper code and CBSE physics answer key are the same as where you are matching the answer.
• For each correct answer, a +1 mark will be awarded and no negative marking for in correct answer.
• For all 16 MCQs do the same and in the last check how many are correct and how many are correct.
• If 12 questions are correct and four are incorrect then the total marks for this section will be 12.

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Additional Topics:

• CBSE Class 12 Date Sheet 2026
• CBSE Class 12 Maths Question Paper 2025
• CBSE Class 12 Maths Exam Analysis 2025