Official CBSE Exam Papers for Class 10 Science
Explore authentic exam materials through the CBSE Class 10 Science Question Paper SA 1 2011 Set 05. Tailored for Class 10 learners, utilizing these Science previous year papers ensures thorough preparation and strengthens time management skills before final CBSE evaluations.
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CBSE Class 10 Science Question Paper SA 1 2011 (5). 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 a non-metal which is lustrous and a metal which is non–lustrous.
2. Bio – gas is also known as gobar gas. Justify.
3. Name the instrument used to measure electric current in a circuit.
4. What is an alloy ? State the constituents of solder. Which property of solder makes it suitable for welding electrical wires.?
5. State the chemical name of plaster of Paris ? Write a chemical equation to show the reaction between plaster of Paris and water.
6. (a) A solution of substance ‘X’ is used for white washing. What is the substance ‘X’ ? State the chemical reaction of ‘X’ with water
(b) Why does the colour of copper sulphate solution change when an iron nail is dipped in it ?
7. (a) Balance the following chemical equations :
(i) BaCl2+H2SO4->BaSO4+HCl
(ii) Ca(OH)2+HNO3->Ca(NO3) 2+H2O
(iii) Pb(NO3)2-> PbO+NO2+O2
(iv) MnO2+HCl->MnCl2+H2O+Cl2
8. State two differences between arteries and veins.
9. Give reasons for the following :
(a) Why is diffusion is not sufficient to meet the oxygen requirements of all the cells in multicellular organisms ?
(b) How desert plants perform photosynthesis if their stomata remain closed during the day ?
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CBSE Class 10 Science Question Paper SA 1 2011 Set 05 & Previous Year Question Papers for Class 10 Science
Download CBSE Class 10 Science Question Paper SA 1 2011 Set 05 for Class 10 Science
Review authentic examination papers for Class 10 Science. Working through the CBSE Class 10 Science Question Paper SA 1 2011 Set 05 allows learners to decode recurring question trends and familiarize themselves with official CBSE evaluation standards.
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FAQs
The CBSE Class 10 Science Question Paper SA 1 2011 Set 05 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 05 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 05 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 05 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 05, are provided free of charge in mobile-friendly PDF.