Previous Year Question Papers for Class 10 Science
Review targeted exam resources with the CBSE Class 10 Science Question Paper SA 1 2011 Set 12. Built according to official CBSE standards for the 2026-27 academic year, these downloadable Class 10 Science question papers support effective revision and performance tracking.
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CBSE Class 10 Science Question Paper 2012 (12). 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. Name and state the law which is kept in mind while we balance a chemical equation
2. Name the metal which has very low melting point and can melt with heat of your palm ?
3. What are wind energy farms ?
4. What is meant by potential difference between two points ?
5. Why is sodium stored in kerosene ?
6. Write observation with chemical equation for the following reaction : Carbon dioxide is made to pass through lime water.
7. Write balanced equations for the reaction of :
(a) iron with steam
(b) calcium with water.
8. (a) Balance the chemical equation : Fe(s)+H2O(g)-> Fe3O4(s)+H2(g)
(b) Identify the type of reaction in the equation given below : Na2SO4(aq)+BaCl2(aq)-> BaSO4(s)+NaCl(aq)
9. How are lungs designed in human beings to maximise the area for exchange of gases ?
10. Why is charcoal considered to be a better fuel than wood ?
11. How much current will an electric bulb draw from a 220V source, if the resistance of the bulb–filament is 1200 ohms ?
12. (a) What is electromagnetic induction ?
(b) In what way can the magnitude of the induced current be increased ?
13. Calculate the electrical energy consumed by a 1200W toaster in 20 minutes.
14. Explain why : (a) Respiration is an exothermic reaction,
(b) All decomposition reactions are endothermic reactions.
(c) When blue salt of copper sulphate is heated it becomes colourless .
Please click the link below to download pdf file of CBSE Class 10 Science Question Paper SA 1 2011 (12)
Free study material for Science
Practice Exam Question Papers for Class 10 Science CBSE Class 10 Science Question Paper SA 1 2011 Set 12
Download CBSE Class 10 Science Question Paper SA 1 2011 Set 12 for Class 10 Science
Access structured past examination sets for Class 10 Science. Solving the CBSE Class 10 Science Question Paper SA 1 2011 Set 12 provided above helps students understand actual exam difficulty levels, question formats, and topic distributions for both descriptive and objective sections.
Master Marking Schemes and Time Management
Practicing past question sets under timed home conditions helps refine pacing and time management skills, ensuring you complete your Science examination comfortably within the official duration.
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FAQs
The CBSE Class 10 Science Question Paper SA 1 2011 Set 12 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 SA 1 2011 Set 12 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 SA 1 2011 Set 12 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 SA 1 2011 Set 12 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 SA 1 2011 Set 12, are provided free of charge in mobile-friendly PDF.