CBSE Class 10 Science Previous Year Question Papers with PDFs

Getting ready for the last few months before board exams can feel like trying to find your way through a maze without a map. It's a good idea to finish the NCERT textbook, but the true test is figuring out how the Central Board of Secondary Education (CBSE) actually writes its questions. A lot of students have trouble managing their time or are shocked by how hard physics and chemistry problems are. This is where CBSE Class 10 Science previous year question papers come in handy as a study partner. You can learn how much weight each chapter has and what precise keywords examiners look for in your responses by practising with these papers.

Check Out: CBSE Class 10 Books

Why Practise CBSE Class 10 Science Previous Year Question Papers?

It's not enough to just memorise facts for the Class 10 Science exam; you also need to know how to use them. Using CBSE previous year question papers Class 10 helps you connect what you learn in class with what you do in real life. This is why top students swear by them:

• Finding Important Topics: You will see that some ideas, like Mendel's experiments, Ohm's Law, or the reactivity series, come up virtually every year.

• Improving Speed and Accuracy: Working on a timed 3-hour test helps you learn how to manage your time during the real board exam.

• Understanding the Marking Scheme: The CBSE gives precise points for steps and diagrams. Reviewing CBSE Class 10 PyQs Science allows you to see how marks are distributed.

• Boosting Confidence: Familiarity breeds confidence. When you see a question in the exam hall that you have already solved in a past paper, your anxiety levels drop significantly.

Class 10 Science Exam Pattern

Before you dive into the previous year's question paper, it is vital to know what the current paper looks like. Typically, the paper is divided into five sections, ranging from objective types to long-answer questions.

Section-wise Marks Distribution

1. Section A: Consists of Multiple Choice Questions (MCQs) and assertion-reasoning types. This tests your fundamental clarity.

2. Section B: Very Short Answer questions. These require precise, two-sentence answers.

3. Section C: Short answer questions where you often have to make small drawings or solve simple maths problems.

4. Section D: Long Answer Questions. These are heavy hitters (usually 5 marks) found in the cbse 10th science previous year question paper archives.

5. Section E: Case-study-based questions. These test your ability to apply science to real-world scenarios.

CBSE Class 10 Science Question Paper Download PDF

Get the CBSE Class 10 Science question paper PDF and previous years’ papers from the list below for better exam preparation. Practicing these papers will help you understand the question pattern, improve your speed, and identify important topics, making you more confident and ready to score good marks in the board exams.

CBSE Class 10 Maths Previous Year Question Papers

CBSE 10th Board Science Question Paper 2025

CBSE 10th Board Science Question Paper 2024

CBSE 10th Board Science Question Paper 2023

CBSE 10th Board Science Question Paper 2022

For PYQs PDFs, check here Last 10 year CBSE Class 10 Previous yera paper 

Key Topics in CBSE Class 10 PYQs Science

While the entire syllabus is important, certain sections carry more weight. When scanning through CBSE Class 10 science previous year question papers, pay close attention to the following:

Chemical Substances: Nature and Behaviour

This unit usually carries the highest weightage. Focus on balancing chemical equations, the properties of acids and bases, and the versatile nature of carbon. Practise the reactions of ethanol and ethanoic acid frequently found in past papers.

World of Living

Biology involves a lot of diagrams. Ensure you can draw the human heart, the excretory system, and the longitudinal section of a flower. Genetic crosses (monohybrid and dihybrid) are staple questions in almost every previous year question papers class 10 science set.

Effects of Current and Natural Phenomena

Physics is all about logic and numbers. Mastering the mirror formula, lens formula, and Joule’s law of heating is non-negotiable. Often, students lose marks in ray diagrams; practising these from the CBSE 10 Science previous year question paper helps in achieving perfection.

How to Solve Science Past Papers?

Simply downloading the previous year's question paper for class 10 PDF isn't enough; you need a strategy to reap the benefits.

1. Simulate Exam Conditions: Sit in a quiet room, set a timer for 3 hours, and do not look at your textbook.

2. Self-Evaluation: After finishing, compare your answers with the CBSE marking scheme. Be strict with yourself.

3. Analyse Mistakes: Did you lose marks because of a calculation error or because you didn't know the concept? Focus your next study session on these weak spots.

4. Work on Diagrams: Science is a visual subject. Use a sharp pencil for diagrams and label them neatly in block letters.

Common Mistakes Students Make in PYQs

Even after solving multiple papers, many students lose marks due to avoidable mistakes. Be careful of these:

• Ignoring step marking in numericals

• Not writing answers in the expected CBSE format

• Skipping diagram practice or drawing incomplete diagrams

• Misreading MCQs or missing keywords like “except” or “not.”

• Not analyzing mistakes after solving papers

• Over-reliance on memorization instead of understanding concepts

Check Out: CBSE Class 10 Sample Papers

How to Analyse a Class 10 Science Question Paper After Solving

Solving the paper is just the first step. The real improvement comes from analysis. Here’s how you should do it:

• Identify which questions you got wrong and why (conceptual vs silly mistakes)

• Track chapter-wise weak areas

• Check if errors are due to calculation, lack of knowledge, or time pressure

• Maintain a mistake notebook for revision

• Re-attempt incorrect questions after a few days

This analysis helps convert practice into actual improvement.

Last 10 Days Revision Strategy Using Science PYQs

In the final days before the exam, your focus should shift from learning to revision and practice:

• Solve 1–2 full papers daily in a timed environment

• Revise only weak chapters identified from PYQs

• Go through important formulas, reactions, and diagrams daily

• Revisit mistakes from your mistake notebook

• Practice case-based questions and MCQs repeatedly

• Avoid starting new topics—focus only on revision and strengthening concepts

Class 10 Science Preparation Checklist

• Complete NCERT exercises and exemplars.

• Solve at least the last 5 to 7 years of CBSE Class 10 science previous year question papers.

• Memorise the Valency Table and Reactivity Series.

• Practice ray diagrams and circuit diagrams daily.

• Revise the SI units for all physical quantities.

By following this structured approach and utilising the science previous year question paper class 10 PDF links provided, you put yourself in the best position to score 95+ on your boards.

Read More: CBSE Class 10 Study Timetable

CBSE Class 10 Science Previous Year Question Papers FAQs

Where can I find the official CBSE Class 10 Science previous year question papers?

You can find them on the official CBSE academic website or download the consolidated PDFs online.

Are questions repeated from the previous year's question papers?

While exact questions may not always repeat, the "concepts" and "types" of questions are frequently reused. Solving the last 10 years of papers covers almost 90% of the possible question variations.

How many years of CBSE 10 science previous year question papers should I solve?

It is highly recommended to solve at least the last 5 to 8 years of papers to understand the evolving trend and the shift towards competency-based questions.

Is the science previous year question paper class 10 PDF helpful for internal exams?

Yes, most school teachers frame periodic tests and pre-board papers using questions from Class 10 PYQs to give students a realistic feel of the board exams.

Can I rely solely on the CBSE 10th science previous year question paper for my revision?

Past papers are excellent for practice, but you must first finish your NCERT textbook. Use the papers to supplement your learning and identify gaps in your knowledge.