Notes

SUPPORT CAPSULE FOR CLASS 10
COMPILED BY
RAJEEV RANJAN SINGH (VP, PM SHRI KV NO 2 BAILEY ROAD PATNA)




RAJEEV RANJAN SINGH AS PER SYLLABUS OF 2024-25 KVSROPATNASUPPORTS

,KENDRIYA VIDYALAYA SANGATHAN PATNA SUPPORT CAPSULE FOR
REGION CLASS 10


SUPPORT REVISION CAPSULE
(2024-25)
CLASS X
SCIENCE (086)
Under the Guidance of

Sh Anurag Bhatnagar
Deputy Commissioner, KVS RO Patna

Sh Purnendu Mandal
Sh Manish Prabhat
Smt Ranjana Barfal
Assistant Commissioner(s) KVS RO Patna

Sh Pradumn Kumar Singh
Principal , PM SHRI KV No 2 Bailey Road Patna




Compiled by :
Rajeev Ranjan Singh,
Vice Principal , PM SHRI KV No 2 Bailey Road Patna

RAJEEV RANJAN SINGH 1
Initiative of : PM SHRI KV NO 2 Bailey Road PATNA ( S2)

, KENDRIYA VIDYALAYA SANGATHAN PATNA SUPPORT CAPSULE FOR
REGION CLASS 10



GENERAL MARKS DISTRIBUTION BASED ON RECENT TREND
CHAPTER WISE MARKS ALLOCATION
1. Chemical Reactions and Equations 6
2. Acids, Bases and Salts 3
3. Metals and Non-metals 10 Type of Questions Weightage
4. Carbon and its Compounds 6 Competency-Based Questions 50%
5. Life Processes 9 MCQ Type Questions 20%
6. Control and Coordination 6 Short & Long Answer Type Questions 30%
7. How do Organisms Reproduce? 3
8. Heredity and Evolution 7
9. Light – Reflection and Refraction 10
10. The Human Eye and the Colourful World 2
11. Electricity 7
12. Magnetic Effects of Electric Current 6
13. Our Environment 5
Total 80




TYPOLOGY OF QUESTIONS IN BOARD EXAMINATION

Section Number of Marks per Weightage (in
Questions Question Marks)
Section A: MCQs ( 16 + 4 ARQ) 20 1 20
Section B: Short Answer Type Questions-I 6 2 12
Section C: Short Answer Type Questions-II 7 3 21
Section D: Long Answer Type Questions 3 5 15
Section E: Source-Based/Case-Based Questions 3 4 12
Total Marks 80




RAJEEV RANJAN SINGH 2
Initiative of : PM SHRI KV NO 2 Bailey Road PATNA ( S2)

, KENDRIYA VIDYALAYA SANGATHAN PATNA SUPPORT CAPSULE FOR
REGION CLASS 10

CHEMICAL REACTIONS AND EQUATIONS




Change in
Combination Reaction


Form Equation Decomposition Reaction
2Mg(s) + O2(g) → 2MgO(s) – Endothermic Reaction

Displacement Reaction
Double Displacement Reaction
Reaction – Precipitation Rkn

Oxidation – Reduction Reaction –
Magnesium + Oxygen Magnesium oxideEffects of Oxidation – Corrosion


Mg + O2 MgO 2Mg + O2 2MgO
Unbalanced Equation Balanced
Equation

v Follows law of conservation of mass.
v No. of atoms remain same.
v Reactants and Products both




RAJEEV RANJAN SINGH 3

Initiative of : PM SHRI KV NO 2 Bailey Road PATNA ( S2)