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CBSE Class 10 Science Set 3 (Code 31/1/3) 2025: Download Question Paper & Solutions

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Science Set 3 31/1/3 2025 Pattern, Difficulty, Answer Key & PDF Download

Access the CBSE Class 10 Science Question Paper Set 3 (Code 31/1/3) 2025 right here for free! This is the official CBSE question paper, perfect for students who want genuine practice before the big day. The upcoming Science board exam will be held by CBSE in March 2026.


The Science Set 3 paper for 2025 follows the latest exam pattern with all sections (A–E) and covers Physics, Chemistry, and Biology as per the updated CBSE syllabus. Use this 2025 board exam set for timed practice before your Science paper in March 2026 and check how the questions and format change each year.


Practicing with this official CBSE paper helps you understand real exam trends, boost your confidence, and manage time better. Get set to sharpen your Science concepts and aim for top scores in the 2026 board exams!

Science Set 3 31/1/3 2025 Pattern, Difficulty, Answer Key & PDF Download

Accessing genuine CBSE previous year question papers through Vedantu helps you prepare for the real exam experience by replicating the official CBSE board format. Regular practice of these authentic Science board exam papers develops conceptual clarity, analytical ability, and strengthens application-based understanding. By practicing with these original resources, students can familiarize themselves with the CBSE’s evaluation focus and increase their exam confidence without relying on external solutions or answer keys.


ParameterDetails
ClassClass 10
SubjectScience
Set NumberSet 3
Paper Code31/1/3
Exam Year2025
Total Marks80
Time Allowed3 Hours

Why Solving CBSE Class 10 Science Question Paper Set 3 31/1/3 2025 Question Paper is Important

Practicing with the CBSE Class 10 Science Question Paper Set 3 (31/1/3) 2025 boosts familiarity with the latest exam pattern, sharpens time management, and highlights recurrent concepts from actual CBSE board exams. Attempting real previous year question papers on Vedantu helps students refine accuracy, overcome pre-exam stress, and develop a focused exam temperament—ensuring you walk in fully prepared on the big day.


How to Access CBSE Class 10 Science Question Paper Set 3 31/1/3 2025 Question Papers on Vedantu

Follow these easy steps to download official CBSE previous year Science question papers from Vedantu.

  • Visit Vedantu’s website.
  • Open the “Previous Year Question Papers” section for CBSE Class 10.
  • Select Science, Set 3, and 2025.
  • Click “Download PDF” to get the previous year question paper.

Question Paper Structure & Format — CBSE Class 10 Science Question Paper Set 3 31/1/3 2025

The 2025 CBSE Science question paper features sections with different question formats, including MCQs, short answers, and long answers, along with internal choices—mirroring the current CBSE exam trends for thorough preparation.


SectionNo. of QuestionsMarks per QuestionTotal Marks
Section A616
Section B6212
Section C10330
Section D8432

Expert Tips for Attempting CBSE Class 10 Science Question Paper Set 3 31/1/3 2025

Start by scanning all questions, attempt assured ones first, manage your allotted time for each section, and reserve a few minutes for revision. Maximize your confidence and speed by solving previous year question papers through Vedantu before the exam.


Common Mistakes to Avoid in CBSE Class 10 Science Question Paper Set 3 31/1/3 2025

Prevent errors by reading questions attentively, maintaining clarity in units and steps, and ensuring balanced time splits per section. A neat answer presentation and systematic approach add extra value during CBSE evaluation.


FAQs on CBSE Class 10 Science Set 3 (Code 31/1/3) 2025: Download Question Paper & Solutions

1. What is CBSE Class 10 Science Question Paper Set 3 (Code 31/1/3) 2025?

The CBSE Class 10 Science Question Paper Set 3 (Code 31/1/3) 2025 is one of the official board exam papers administered for Science in March 2025. It is designed according to the latest CBSE syllabus and exam pattern (2024–25), covering key concepts of Physics, Chemistry, and Biology. Students use Set 3 for:

  • Practicing with a real previous year board paper
  • Understanding section distribution (A–E), marking scheme, and MCQ layouts
  • Simulating authentic exam conditions before actual board exams
  • Comparing with Set 1 (31/1/1) and Set 2 (31/1/2) for comprehensive revision

2. How can I download CBSE Class 10 Science Set 3 (Code 31/1/3) 2025 question paper in PDF format?

You can download the Science Set 3 (Code 31/1/3) 2025 question paper in PDF format from official CBSE sources or educational platforms after the exam date. Steps include:

  • Visit the official CBSE academic portal or verified educational websites
  • Search for CBSE 10th Science Question Paper Set 3 2025 PDF
  • Download the paper (with or without solutions) for your practice

3. What is the exam pattern for CBSE Science Set 3 (31/1/3) 2025?

The CBSE Science Set 3 (31/1/3) 2025 paper follows a structured pattern based on the latest syllabus. Key features include:

  • Total Marks: 80 (theory), with 20 marks internal assessment
  • Sections A–E:
    • Section A: 20 MCQs/Assertion-Reason (1 mark each)
    • Section B: 6 Very Short Answers (2 marks each)
    • Section C: 7 Short Answers (3 marks each)
    • Section D: 3 Long Answers (5 marks each)
    • Section E: 3 Case-based/Source-based (4 marks each)
  • Questions cover all main topics from Physics, Chemistry, and Biology

4. Where can I find the official marking scheme and answer key for CBSE Science Set 3 2025?

The official marking scheme and answer key for CBSE Science Set 3 2025 are usually published by CBSE after the exams. You can:

  • Download the marking scheme PDF from the CBSE portal or reliable educational sites
  • Check answer keys prepared by subject experts for stepwise marking
  • Use these resources to self-evaluate and understand step-marking for every question type

5. Is CBSE Science Set 3 (31/1/3) 2025 tougher than Set 1 or Set 2?

Science Set 3 (31/1/3) 2025 was rated as moderate in difficulty by most students and teachers, similar to or slightly tougher than Set 2. Key points:

  • Majority questions were from the NCERT syllabus
  • Some lengthy or application-based Physics and Chemistry questions
  • Balanced coverage of all three subjects—Physics, Chemistry, Biology
  • Practical and conceptual questions tested understanding, not rote learning

6. What are the benefits of using CBSE Class 10 Science Set 3 previous year paper for preparation?

Using the CBSE Class 10 Science Set 3 previous year paper helps students in multiple ways:

  • Familiarizes you with the latest exam pattern and section weightage
  • Improves time management under real exam conditions
  • Enhances conceptual clarity for Physics, Chemistry, and Biology topics
  • Lets you practice application-based and assertion-reason questions
  • Assists in identifying frequently asked, high-weightage topics

7. Are CBSE Science question papers available in both Hindi and English medium?

Yes, CBSE Science question papers (including Set 3 2025) are available in both Hindi and English medium. Students should:

  • Select their preferred language while downloading
  • Check with their school or CBSE official site for the correct medium
  • Use the same medium as chosen during board exam registration

8. How do question paper sets (Set 1, Set 2, Set 3) differ in CBSE Class 10 Science?

CBSE Class 10 Science question paper sets are created to maintain exam integrity. Key differences:

  • Each set (Set 1, Set 2, Set 3) has different question order and sometimes alternate questions, but all cover the same syllabus and difficulty
  • All sets follow identical section patterns and marking schemes
  • Comparing sets helps strengthen overall exam preparedness

9. Does CBSE officially release solutions for Science Set 3 papers?

Yes, CBSE releases answer keys and marking schemes for each set, including Science Set 3, after the exams. Additional expert solutions may be available:

  • Official marking scheme shared with schools for evaluation
  • Subject experts and educational platforms publish detailed solutions for all sections
  • Solutions adhere to CBSE's step-marking and concept clarity

10. What revision strategy should I use with CBSE Science Set 3 (31/1/3) 2025 for board exam success?

To excel using the CBSE Science Set 3 (31/1/3) 2025 paper:

  • Start by revising all chapters from the NCERT textbook
  • Solve at least 2–3 official sample and previous year papers, including Set 3
  • Practice under timed conditions, simulating exam environment
  • Compare answers with the official marking scheme to learn proper answer structuring
  • Focus on high-weightage chapters and practice diagrams/labeling for Biology and Chemistry