CBSE Class 10 Science Previous Year Papers: Free PDF Download with Answer Keys

The Central Board of Secondary Education (CBSE) Class 10th exam for 2026 will be conducted from 17th February to 18th March. Candidates who are going to appear for the Class 10th board exams 2026 must follow the notifications and details on the official website. They must check and download the CBSE Class 10 Science Previous Year Question Papers in PDF format. The CBSE Class 10 Board Exam 2026 will be conducted in pen as well as paper modes. This blog is going to provide you with a detailed guide about the previous years’ question papers for CBSE Science Class 10 that will help the students become familiar with the question pattern and be well-prepared for the upcoming exam. 

Subject-Wise CBSE Class 10 Science Previous Year Question Papers

The Science question paper Class 10 in the previous years is listed below in the table.

Download CBSE Class 10 Science Previous Year Question Papers 2025 With Solution

Look at the table below to find the solutions for the Previous Year’s question papers of CBSE Class 10.

Class 10 Science Sample Paper 2025-2026: Download PDF

The downloading of the CBSE Class 10 Science Sample Paper for 2025-26 can be obtained from the table below.

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• CBSE Class 10 English Question Paper
• CBSE Class 10 Maths Previous Year Question Papers

CBSE Class 10 Science Previous Year Question Papers Pattern

• As per the rules of CBSE, the Science Question Paper Class 10 will have 39 questions that have 5 sections for Chemistry, Physics and Biology: A, B, C, D, and E.
• Candidates have to answer all the questions as they are compulsory. However, an internal choice is offered for some of the questions. A candidate is predicted to attempt only 1 of these questions.
• An allotment of 15 minutes is given to the candidates for reading the question paper.
• Distribution of the question paper is at 10:15 a.m. Students are required to read the question paper and not write within the time of 10:15 a.m to 10:30 a.m.

The CBSE 10 Exam pattern for Science in 2025-26 for the theory is:

For Internal Assessment (20 Marks), the paper pattern for CBSE Class 10 is:

Benefits of Solving CBSE Class 10 Previous Year Question Papers

The benefits of solving CBSE Class 10 Previous Year Question Papers are:

• Candidates become familiar with the question type, distribution of marks, and the whole structure of the exam, which makes them comfortable on the exam day.
• Solving papers helps students in spotting the frequently tested topics as well as recurring concepts that allow them to focus on their revision.
• Candidates can learn the proper format and structure to answer the questions in various subjects.
• Practicing within the required time enhances the speed and accuracy of students, which in turn assists them in managing time efficiently in the actual exam.
• Becoming familiar with exam pressure and question types decreases stress and develops confidence among the candidates for their preparation.
• Solving papers provides an efficient way for the students to revise the whole syllabus and connect the concepts from various chapters.

Tips to Solve CBSE Class 10 Previous Year Question Papers

The tips for solving CBSE Class 10 Previous Year Question Papers are:

• Candidates must have a good knowledge of the CBSE syllabus and mark significant chapters.
• Candidates should gather the past 5 to 10 years of question papers for the subject.
• They should check the official marking schemes of CBSE for knowing the ways of evaluating the answers.
• Revisions must be done by focusing on the formulas, definitions, along with significant diagrams before attempting the papers.
• While solving, candidates have to manage time in a wise manner for each section.

CBSE Class 10 Science Question Paper 2026: Exam Day Tips

The exam day tips for the students appearing for CBSE Class 10 Science Question Paper 2026 are:

• Sleep well (7 to 8 hours) before the day of the exam.
• Carry all the necessary documents like admit card, pens, school ID, pencil, ruler, eraser, sharpener and transparent pouch.
• Arrive at the exam center before the reporting time like 30-45 minutes before.
• Try to attempt all the questions logically, as there is no negative marking.
• Make a decision for attempting which section first, and the easy ones should be started first.
• After completing the paper, recheck all the answers and do not panic if any question is missed.

CBSE Class 10: Exam Dates 2026

The details related to the exam dates of CBSE Class 10 for 2026 are provided in the table below.

Conclusion

All the students of Class 10 need to solve all the question papers of Science from past years to be well prepared for the board exam, as it helps them in developing a proper understanding of the trends and patterns, and the type of exam, and in turn, they can focus on the important topics as well as manage time on the exam day. With daily practice, students feel more confident and gain accuracy for their CBSE Class 10 board exam.

CBSE Class 10 Science Previous Year Question Papers: FAQs

Ques: How is the pattern of the science question paper (CBSE Class 10)?

Ans: The CBSE Class 10 science question paper is divided into 5 sections, namely, A, B, C, D, and E, with 39 questions to be answered in multiple-choice, short, long, and case-based formats.

Ques: What is the number of marks in the CBSE question paper in Science in class 10?

Ans: The CBSE Science 10 question paper is 100 marks based (80 marks for theory and 20 marks for internal assessment) and a candidate has three hours to complete the theory paper, with internal choices being featured in most of the questions.

Ques: Where can the PDFs of the question paper of science class 10 of the CBSE be found by the students?

Ans: The PDF of the question paper of science class 10 of CBSE is available on the official websites of CBSE: cbse.gov.in or cbseacademic.nic.in.

Ques: What was the date of the science exam in the CBSE class 10?

Ans: The exam of the science course of the 10th grade, conducted by the Central Board of Secondary Education, was on February 20, 2025, as per the schedule of the March session, as per the Central Board of Secondary Education timetable.

Ques: Which type of questions are included in the question paper on Science (class 10) of CBSE?

Ans: The CBSE Class 10 science question paper is made up of questions on Physics, Chemistry and Biology in equal measures in the form of objective, short answer questions, long answer questions and case-based questions.

Ques: What are the preparation steps for students for the CBSE Class 10 Science question paper?

Ans: Ans: To prepare the science question paper of the 10th class of the CBSE, one needs to focus on NCERT exercises, sample papers, previous year papers, and conceptual knowledge of all science chapters.

Ques: Which are the more weightage topics in the science question paper in class 10 of the CBSE?

Ans: Life Processes, Chemical Reactions, Light Reflection and Refraction, and How Do Organisms Reproduce are the heavyweight questions in the topic of Science in the CBSE Class 10 question paper.

Ques: Does the Science question paper of CBSE class 10 have an answer key?

Ans: The CBSE Class 10 Science question paper has an official and unofficial answer key, which is posted after the exam to evaluate oneself and compare with others.

Ques: Why is it better to practice the Class 10 Science question paper of the CBSE?

Ans: By using the question paper of Science class 10 of CBSE, students can be familiar with the pattern of questions, time management, and trend of examinations and as a part of board exam preparation.