Class X: Science Examination Marks Pattern (PDF)

Detailed chapter-wise blueprint, internal assessment structure, and question distribution.


Unit Unit Name Chapter Name Marks
I Chemical Substances-Nature and Behaviour
  • Chemical Reactions and Equations
  • Acids, Bases and Salts
  • Metals and Non-metals
  • Carbon and its Compounds
 25
II World of Living
  • Life processes
  • Control and co-ordination in animals and plants
  • Reproduction
  • Heredity and Evolution
 25
III Natural Phenomena
  • Reflection of light
  • Refraction of light
 12
IV Effects of Current
  • Electricity
  • Magnetic effects of current
 13
V Natural Resources & Sustainable Practices
  • Our environment
 5
  Total Theory Marks 80
  Practical and Internal Assessment 20
Grand Total 100

Science Practical and Internal Assessment – 20 Marks


Marks Based on Types of Questions

Sl. No. Types of Questions Total No. of Qns Total Marks
1 Section A (Q1-Q20): Multiple Choice Questions (MCQ) (1 Mark) 20 20
2 Section B (Q21-Q26): Very Short Answer (VSA) (2 Mark).
Answer to these questions should be in the range of 30 to 50 words 		6 12
3 Section C (Q27-Q33): Short Answers (SA) (3 Marks).
Answer to these questions should be in the range of 50 to 80 words 		7 21
4 Section D (Q34-Q36): Long Answers (LA) (5 Marks).
Answer to these questions should be in the range of 80 to 120 words 		3 15
5 Section E (Q37-Q39): source-based/case-based units of assessment with sub-parts (4 Marks) 3 12
TOTAL 39 80

Marks Based on Typology of Questions

Sl. No. Typology of Questions Total Marks % Weightage (approx.)
1 Demonstrate Knowledge and Understanding: State, name, list, identify, define, suggest, describe, outline, summarize, etc 40 50
2 Application of Knowledge/Concepts: Calculate, illustrate, show, adapt, explain, distinguish, etc. 24 30
3 Formulate, Analyze, Evaluate and Create: Interpret, analyze, compare, contrast, examine, evaluate, discuss, construct, etc. 16 20
TOTAL 80 100