Previous Year Question Papers for Class 10 Science
Access comprehensive previous year question papers for Class 10 Science using the CBSE Class 10 Science Question Paper 2007 Set 03. Designed to align with the 2026-27 CBSE academic guidelines, these solved papers help students assess their exam readiness and understand official marking schemes.
Practice Class 10 Science Exam Papers
Access the complete question paper PDF for Class 10 Science below. Regular practice with these targeted exam papers builds familiarity with standard question patterns and helps secure higher marks in final evaluations.
CBSE Class 10 Science Question Paper 2007 (3). 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.
SCIENCE AND TECHNOLOGY (Theory)
SECTION A
1. What is the role of a catalyst in a chemical reaction ?
2. Which class of compounds gives a positive Fehling’s test ?
3. Approximately how many stars are there in the Milky Way ?
4. What is meant by the statement, “Potential difference between points A and B in an electric field is 1 volt.” ?
5. State the ‘Law of Chemical Equilibrium’. Write an expression for the equilibrium constant (K) for the reaction,
N2 (g) + 3H2(g)→ 2 NH3 (g) + 92 kJ
6. Name the organic acid present in vinegar. Write a chemical equation which representsa the commercial method for the preparation of this acid from methanol.
7. Distinguish between ‘artificial’ and ‘natural’ satellites. Why are artificial satellites called “eyes in the sky” ?
8. An electric lamp is marked 100 W, 220 V. It is used for 5 hours daily. Calculate
(i) its resistance while glowing.
(ii) energy consumed in kWh per day.
9. (a) Write the chemical name and formula of bleaching powder.
(b) Why does bleaching powder smell of chlorine when exposed to air ?
(c) Write chemical equation to represent the action of dilute hydrochloric acid on bleaching powder.
Please click the link below to download pdf file of CBSE Class 10 Science Question Paper 2007 (3)
Free study material for Science
Download CBSE Question Papers: Class 10 Science
Download CBSE Class 10 Science Question Paper 2007 Set 03 for Class 10 Science
Review authentic examination papers for Class 10 Science. Working through the CBSE Class 10 Science Question Paper 2007 Set 03 allows learners to decode recurring question trends and familiarize themselves with official CBSE evaluation standards.
Master Marking Schemes and Time Management
Regular simulation of exam environments using past question documents builds crucial pacing abilities and eliminates last-minute test anxiety during Class 10 Science assessments.
Offline Revision & Comprehensive Study Material
Pair your past paper revision with our official Class 10 Science sample papers and online practice modules to achieve total curriculum mastery.
FAQs
The CBSE Class 10 Science Question Paper 2007 Set 03 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 2007 Set 03 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.
exams?
Solving previous year papers like CBSE Class 10 Science Question Paper 2007 Set 03 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 2007 Set 03 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 2007 Set 03, are provided free of charge in mobile-friendly PDF.