CBSE Class 10 Science Boards 2021 Sample Paper Solved

Read and download the CBSE Class 10 Science Boards 2021 Sample Paper Solved, designed by expert teachers according to the latest 2025-26 curriculum and examination pattern issued by CBSE, NCERT, and KVS. These Class 10 Science sample papers include detailed step-by-step solutions, helping students to practice and evaluate their performance against the most recent marking schemes.

Solved Sample Paper for Class 10 Science PDF

Our Class 10 Science model papers are important for understanding the weightage of different chapters and the difficulty level of expected questions. By solving these guess papers Class 10 students can identify weak areas and improve time management. We also suggest referring to our Class 10 Science Question Papers of previous years to further strengthen your exam preparation.

Class 10 Science Sample Paper with Solutions

SECTION A
No. Questions Marks
1 List any two observations when Ferrous Sulphate is heated in a dry test tube?
OR
Identify the products formed when 1 mL of dil. Hydrochloric acid is added to 1g of Sodium metal?
 
2 Write the chemical name and chemical formula of the salt used to remove permanent hardness of water.
 
3 Which of the following is not observed in a homologous series? Give reason for your choice.
 
a) Change in chemical properties
 
b) Difference in -CH2 and 14u molecular mass
 
c) Gradation in physical properties
 
d) Same functional group
 
4 Why does the Sun appear white at noon?
 
5 Both a spherical mirror and a thin spherical lens have a focal length of (-)15 cm. What type of mirror and lens are these?
 
6 The image formed by a concave mirror is observed to be real, inverted and larger than the object. Where is the object placed?
OR
Name the part of a lens through which a ray of light passes without suffering any deviation.
 
7 In the arrangement shown in figure there are two coils wound on a nonconducting cylindrical rod. Initially the key is not inserted in the circuit. Later the key is inserted and then removed shortly after.
 CBSE Class 10 Science Boards 2021 Sample Paper Solved
8 Draw the magnetic field lines around a straight current carrying conductor. 
 
9 Two unequal resistances are connected in parallel. If you are not provided with any other parameters (eg. numerical values of I and R), what can be said about the voltage drop across the two resistors?
OR
Some work is done to move a charge Q from infinity to a point A in space. The potential of the point A is given as V. What is the work done to move this charge from infinity in terms of Q and V?
 
10 Veins are thin walled and have valves. Justify.
 
11 How is the wall of small intestine adapted for performing the function of absorption of food?
OR
Out of a goat and a tiger, which one will have a longer small intestine? Justify your answer.
 
12 Explain how ozone being a deadly poison can still perform an essential function for our environment.
OR
Give reason why a food chain cannot have more than four trophic levels.
 
Please click on below link to download CBSE Class 10 Science Boards 2021 Sample Paper Solved.

How to download CBSE Class 10 Science Boards 2021 Sample Paper Solved in PDF?

Students can easily download the CBSE Class 10 Science Boards 2021 Sample Paper Solved from our website to prepare for their upcoming examinations. To score high marks, it is important for Class 10 students to understand the exaact pattern as per which teachers design the question papers. We strongly suggest that you practice these latest sample papers for Science and solve different types of questions that are expected to come this year. You can downloadin PDF format so that you can practice offline. We also recommend that Class 10 students solve these papers actual exam conditions at home.

Why should you solve CBSE Class 10 Science Boards 2021 Sample Paper Solved?

Practicing these model papers has several benefits for Class 10 students:

  • New Question Bank: This set has fresh questions for Science which are different from previous years.
  • Exam Pattern Knowledge: Solving more sets will help you to understand the weightage of each chapter in Class 10 and also the type of questions asked.
  • Identify Weak Areas: Comparing your score in each set to find out topics in Class 10 Science for which you need hard work.
  • Speed and Accuracy: Attempting MCQ questions and long-form problems for Class 10 Science makes you faster and better and you will be able to finish your exam on time.

What should you do after solving CBSE Class 10 Science Boards 2021 Sample Paper Solved?

  1. Check Your Work: Match your answers with the solutions given by our teachers in the Science Sample Paper PDF.
  2. Learn from Mistakes: Class 10 students should focus on the questions which you solved incorrectly and understand the error.
  3. Revision: If you find a question difficult you shoul refer to NCERT book for Class 10 Science to understand concepts and then try the question again.
  4. Continuous Practice: Solve multiple sets of Science sample papers from studiestoday.com to build confidence before the CBSE exams.
Where can I download the PDF for CBSE Class 10 Science Boards 2021 Sample Paper Solved?

You can download the complete PDF for CBSE Class 10 Science Boards 2021 Sample Paper Solved for free from StudiesToday.com. Our resources for Class 10 Science are updated for the latest academic session and follow the official exam pattern.

Are solutions provided for CBSE Class 10 Science Boards 2021 Sample Paper Solved?

Yes, CBSE Class 10 Science Boards 2021 Sample Paper Solved comes with detailed, teacher-verified solutions. We have provided step-by-step answers for Science to help students of Class 10 understand correct methodology and marking scheme.

How can practicing CBSE Class 10 Science Boards 2021 Sample Paper Solved help in exam preparation?

Practicing this Science paper helps in time management and identifying important topics. For Class 10, solving mock papers is the best way to gain confidence and reduce exam-day anxiety.

Is the CBSE Class 10 Science Boards 2021 Sample Paper Solved accessible on mobile and tablets?

Yes, all our study materials for Class 10 Science are provided in a mobile-friendly PDF format. You can easily download CBSE Class 10 Science Boards 2021 Sample Paper Solved on your mobile device.