Access and download CBSE Class 10 Science Question Paper SA1 2011 (1), carefully designed as per the latest 2025-26 examination guidelines issued by CBSE, NCERT, and KVS. These Class 10 Science previous year question papers include detailed solutions, helping students to assess their performance and identify and improve key areas before the final exams.
Solved Science Question Papers for Class 10
Practicing these Class 10 Science question papers is the best way to understand the actual exam pattern and marking scheme. By solving these papers under timed conditions, Class 10 students can improve their speed and accuracy. Download the full CBSE Class 10 Science Question Paper SA1 2011 (1) to begin your self-assessment today.
Science Class 10 Question Paper PDF with Solutions
CBSE Class 10 Science Question Paper SA1 2011 (1). Students can download the last year question papers using the link below. Free download of examination question papers with solutions. Last 10 year question papers should be practised to get better marks in examinations
SUMMATIVE ASSESSMENT - I(2011)
SCIENCE Class – X
Section-A
1.Which one is a chemical change- rusting of iron or melting of iron ?
2.Why do silver articles become black after some time when exposed to air ?
3.Suggest any two reasons which make the large scale usage of nuclear energy prohibitive.
4.Mention any two factors on which the resistance of a cylindrical conductor depend.
5.Give reason :
(i) Ionic compounds have high melting point
(ii) Ionic compounds are hard crystalline solids.
6.Write the chemical formula of baking soda. How is baking soda prepared ? Write the reaction which takes place when it is heated during cooking.
7.(a) If an iron nail is immersed in the aqueous solution of copper sulphate, what are the changes happening to the nail and to the solution?
(b) Write the balanced chemical equation for the reaction between iron metal and aqueous copper sulphate solution.
8.Give an example each for thermal decomposition and photo chemical decomposition reactions. Write relevant balanced chemical equations also.
9.What are the final products of carbohydrates, proteins and fats after their digestion.
10.A student constructed a model of box type solar cooker. Instead of using glass sheet he used a transparent plastic sheet to cover the open face of the box. He found that this cooker does not function well. What could be the possible drawbacks in his model ? Explain the advantage of painting black the inner and outer surfaces of the cooker and that of cooking vessels.
Please click the link below to download pdf file of CBSE Class 10 Science Question Paper SA1 2011 (1)
| CBSE Class 10 Science Question Paper Solved 2021 Set A |
| CBSE Class 10 Science Question Paper Solved 2021 Set B |
| CBSE Class 10 Science Question Paper Solved 2021 Set C |
Important Practice Resources for Class 10 Science
CBSE Class 10 Science Question Paper SA1 2011 (1)
To understand the types of questions asked in past examinations, it is very important for Class 10 students to solve the CBSE Class 10 Science Question Paper SA1 2011 (1) provided above. You can easily download these past papers for Class 10 Science in PDF format for the last 10 years. By practicing these actual exam questions you will gain an understanding of the difficulty level and the variety of topics covered over the years. By solving these Previous Year Papers (PYPs) you will understand both descriptive and MCQ questions in your final tests.
Importance of solving CBSE Class 10 Science Question Paper SA1 2011 (1)
Regularly practicing CBSE Class 10 Science Question Paper SA1 2011 (1) is the best way to improve your score in Class 10 Science. These papers will give you details of the marking scheme and the paper structure used by the CBSE. By regularly attempting these under actual exam conditions at home, you can slowly improve your time management skills, which will help you to complete your Science paper within the allowed duration.
Benefits of downloading CBSE Class 10 Question Papers
Having the CBSE Class 10 Science Question Paper SA1 2011 (1) in PDF format allows you to revise key concepts anywhere, even without an internet connection. These sets are a reliable tool to practice numerical problems and understand the correct approach to all types of answers. After solving the questions, you should compare your work with the solutions provided by our teachers. Along with these papers, students should always solve the Class 10 Science Sample Papers and MCQ tests on studiestoday.com for a complete revision.
The CBSE Class 10 Science Question Paper SA1 2011 (1) is available for download on StudiesToday.com. It includes complete set with all sections so that Class 10 students can practice with the exact same paper that came in the CBSE exams.
Yes, the solutions for CBSE Class 10 Science Question Paper SA1 2011 (1) are prepared by subject matter experts as per official marking scheme. Class 10 students will understand the structure of answers and 'step-marks' methodology Science.
Solving previous year papers like CBSE Class 10 Science Question Paper SA1 2011 (1) is important to understand repeat themes and question difficulty levels of Science. It helps Class 10 students to test their time management skills too.
Yes, where applicable, CBSE Class 10 Science Question Paper SA1 2011 (1) is available in both English and Hindi mediums. All students from Class 10 can access Science study material in their preferred language.
No, all previous year question papers on StudiesToday, including CBSE Class 10 Science Question Paper SA1 2011 (1), are provided free of charge in mobile-friendly PDF.