CBSE Class 10th Exam Date:01 Jan' 26 - 14 Feb' 26
The Central Board of Secondary Education has published the CBSE Class 10 Science sample papers 2025-26, along with the marking scheme. The CBSE SQP for Class 10 Science contains 39 questions in total. Students who want to appear for the CBSE Class 10th board exam can visit the official website at cbseacademic.nic.in to view and download the CBSE 10th science sample paper 2025-26.
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Candidates must go through the CBSE 10th Class sample paper to understand the exam pattern and marking scheme. The CBSE sample paper for 10th Class science includes 3 sections, i.e. Biology, Chemistry, and Physics. Read the article to learn more about the CBSE Class 10 Science Sample Papers 2025-26.
Check out the link below to access and download the CBSE Class 10 Science sample paper for the academic year 2025-26 in PDF format.
| Particulars | Details |
|---|---|
Sample paper name | CBSE Class X Science sample question paper 2025-26 |
Publishing authority | Central Board of Secondary Education (CBSE) |
Sample paper code | 086 |
Total no. of questions | 39 questions |
Total no. of sections | 3 sections
|
Type of questions |
|
Maximum marks | 80 marks |
Official website | cbseacademic.nic.in |
Students can check out the sections below to learn more about the CBSE Class 10 Science sample questions included in the exam pattern, along with the format of all sections. Check out the section-wise questions below.
Sample MCQ 1
Which of the following options indicates the products formed after the breakdown of glucose in our muscle cells when there is a lack of oxygen?
Ethanol + carbon dioxide + Energy
Lactic acid + Energy
Lactic acid + carbon monoxide + Energy
Carbon dioxide + Water + Energy
Sample MCQ 2
Which of the following is a correct combination of function and part of the brain?
Posture and balance: Cerebrum
Salivation: Medulla in the midbrain
Hunger: Pons in the hindbrain
Blood pressure: Medulla in the hindbrain
Assertion-Based Sample Question 1
Assertion (A): Tallness of a pea plant is controlled by an enzyme.
Reason (R): The gene for that enzyme makes proteins which help the plant to be tall.
Assertion-Based Sample Question 2
Assertion (A): Vultures will always have the least amount of pesticides in a food chain.
Reason (R): Vulture occupies the last tropic level, and it gets only 10% the energy of the previous tropic level.
Sample SA Question 1
Unlike animals, plants do not have any excretory products as they do not eat food. Comment upon the statement with justification.
Sample LA Question 1

Sample LA Question 2
Attempt either option A or B.
A. Puneet wanted to grow banana plants.
(i) Based on your knowledge of plant reproduction, should he opt for seeds or any alternate method of reproduction? Justify your answer.
(ii) Offspring of a banana plant usually show very little variation. What causes variation, and are variations good or bad? Justify.
OR
B. Annie was researching the number of fruits produced by watermelon under different conditions. She grew 25 watermelon plants each in both greenhouse A and B. She introduced pollinators in glasshouse A only.
(i) What difference will she observe in the number of fruits produced in the two greenhouses? Explain with reason.
(ii) List 3 changes that will occur in a flower once it gets fertilised.
Sample MCQ 1

Sample MCQ 2
Which of the following substances, when dissolved in an equal volume of water, will have the highest pH value?
Sulphuric acid
Acetic acid
Magnesium hydroxide
Sodium hydroxide
Assertion-Based Sample Question

Sample SA Question

Sample LA Question


Sample MCQ
Choose the correct option below which explains the reason for us to perceive the day sky as blue.
As sunlight passes through the atmosphere, shorter wavelengths, such as blue, are scattered more than other colours.
The sky appears blue because all colours are scattered equally, but blue light is stronger and more visible to the human eye.
The blue colour of the sky is due to longer wavelengths like red and orange scattering more than shorter wavelengths, making blue stand out more.
The atmosphere contains blue-colored particles that give the sky its blue appearance.
Assertion-Based Sample Question

Sample SA Question

Sample LA Question

Candidates appearing for the Class 10 board exam can check out the CBSE 10th Class sample paper for the Science subject on the official website. They can follow the steps mentioned below to learn more about how to access and download the CBSE 10th Class Science SQP.
Step 1: Visit the official website at cbse.gov.in.
Step 2: Click on the “Academic Website” block on the homepage.
Step 3: Under the “Sample Questions Paper” in the menu bar, select the “SQP 2025-2026 for Class X” option from the drop-down menu.
Step 4: The list of Class X sample question paper & marking scheme for exam 2025-26 will be displayed on the screen for all subjects.
Step 5: Click on the “Science SQP” from the given list.
Step 6: The CBSE Class 10 Science Sample Question Paper 2025-26 will appear on the screen in PDF format.
Step 7: Download the PDF, take a printout, and save it for future reference.
Also, read -
Frequently Asked Questions (FAQs)
The CBSE 10th class Science sample paper 2025-26 code is 086.
Students can visit the official website at cbseacademic.nic.in to access and download the CBSE 10th Class Science 2025-26 sample question paper.
The CBSE Class 10 Science SQP 2025-26 consists of 33 questions.
The CBSE Class 10 Science 2025-26 sample paper consists of 3 sections: A, B, & C, for Biology, Chemistry, and Physics, respectively. These sections include questions of multiple-choice, assertion-based, short, and long-answer type questions.
On Question asked by student community
The CBSE Sahodaya Question Papers for Class 10 (2025-26) are not released centrally by the board as a single PDF.
Here is the essential information you need:
Local Release: The papers are designed and released by the individual Sahodaya School Clusters (groups of CBSE schools) just before or during the pre-board exam dates (typically held in December and January). Therefore, you must check your local cluster's portal or directly with your school administration.
Best Practice: The official model papers, based on the full 2026 syllabus, are the most reliable tool for practice. These accurately reflect the structure, format, and competency-based questions used in the Sahodaya exams.
You can download the latest CBSE Class 10 Model Papers to simulate the Sahodaya tests here: https://school.careers360.com/articles/sahodaya-question-paper-2025 . Focus on that pattern
Hi! If you’re looking for the Class 11 English half yearly question paper for 2025-26 (CBSE board), you’ll find the right resource once you check the link provided from Careers360. Solving previous or sample papers is a smart way to prepare, as it helps you understand the question types, marking scheme, and important topics. This practice will boost your confidence and help you manage your time well in the actual exam.
https://school.careers360.com/boards/cbse/cbse-class-11-half-yearly-sample-papers-2025-26
Hi dear candidate,
Could you please specify us the board of education for which you need the half yearly question papers of class X so that we can help you further.
Below are few links which may help you and it has all the subjects with English as well:
CBSE Class 10 Half Yearly Exam Question Paper 2025-26 with Answer Key & Analysis
ICSE Class 10 Half Yearly Sample Papers 2025-26 PDF (All Subjects)
BEST REGARDS
Hi dear candidate,
Can you please specify the board of education or state for which you need to know the exam pattern and syllabus so that we can guide you accordingly.
Since, most of the boards uses NCERT as base syllabus, you can refer to the link below:
NCERT Syllabus for Class 10 – All Subjects PDF Download 2025-26
Exam pattern:
CBSE 10th New Exam Pattern 2026- Marking Scheme, Subject-Wise Exam Pattern
BEST REGARDS
The CBSE Class 10th Board Exams for the 2026 session will follow the revised curriculum, emphasizing competency-based questions.
Conducting Body: Central Board of Secondary Education (CBSE).
Exam Period: The main theory exams are typically held between February and April 2026.
Grading: Based on marks in five main subjects plus internal assessment marks (often 20 marks per subject) provided by the school.
Passing Criteria: You must achieve at least 33% overall in each subject (theory + practical/internal assessment combined) to be declared pass.
The most crucial element of your preparation is understanding the exam structure:
Syllabus: Strictly adhere to the rationalized syllabus released by CBSE for the 2025-26 academic year.
Practice: Your primary resource should be the latest sample papers and previous year question papers. These accurately reflect the format and types of competency questions being asked.
For the most comprehensive and official announcements, including the detailed time table and access to crucial practice materials, always check the official board updates, as tracked by Careers360: https://school.careers360.com/exams/cbse-class-10th .
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