Academic Session 2026-27

Tamil Nadu Board Class 11 Arts Chapter Weightage 2026-27

Complete Mark Distribution for TNBSE Class 11 Arts Subjects

History • Political Science • Geography • Economics/Sociology • Chapter-wise Marks • 80 Theory + 20 Internal

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4 Core Subjects 80 Theory Marks 20 Internal Marks 35% Passing Criteria

Chapter-wise Weightage for Arts 2026-27

Detailed mark distribution for each subject to help you prioritize your exam preparation.

History - Chapter Weightage (80 Marks)

Unit	Topics Covered	Marks	Weightage
Modern Indian History	British Rule and Economic Impact Revolt of 1857 Indian National Movement Gandhian Era Tamil Nadu's Role in Freedom Struggle	22	27.5%
Ancient Indian History	Indus Valley Civilization Vedic Age Mauryan Empire Gupta Empire South Indian Kingdoms	20	25%
Medieval Indian History	Delhi Sultanate Mughal Empire Maratha Empire Bhakti and Sufi Movements	18	22.5%
World History	Renaissance and Reformation Industrial Revolution French Revolution World Wars and Cold War	20	25%
Total		80	100%

Internal Assessment: 20 marks (Periodic Tests - 10, Notebook - 5, Project/Map Work - 5)

Political Science - Chapter Weightage (80 Marks)

Unit	Topics Covered	Marks	Weightage
Indian Constitution	Constituent Assembly Preamble Fundamental Rights Directive Principles Amendment of the Constitution	20	25%
Indian Democracy	Parliament Executive Judiciary Federalism Political Parties	20	25%
Political Theory	State and Sovereignty Liberty, Equality, Justice Rights and Duties Democracy Political Ideologies	20	25%
International Relations	United Nations Foreign Policy of India India and Neighbours Global Issues	20	25%
Total		80	100%

Internal Assessment: 20 marks (Periodic Tests - 10, Notebook - 5, Project/Case Studies - 5)

Geography - Chapter Weightage (80 Marks)

Unit	Topics Covered	Marks	Weightage
Physical Geography	Earth's Interior Geomorphic Processes Landforms Climate Oceans and Rivers	20	25%
Geography of Tamil Nadu	Physical Geography of Tamil Nadu Agriculture Industries Population Urbanization Map Work	24	30%
Human Geography	Population and Migration Settlement and Urbanization Economic Activities Transport and Communication	18	22.5%
Environmental Geography	Natural Resources Environmental Degradation Climate Change Sustainable Development	18	22.5%
Total		80	100%

Internal Assessment: 20 marks (Periodic Tests - 10, Notebook - 5, Map Work/Project - 5)

Economics - Chapter Weightage (80 Marks)

Unit	Topics Covered	Marks	Weightage
Microeconomics	Consumer Behavior Elasticity of Demand Production and Costs Market Structures Market Failure	25	31.25%
Macroeconomics	National Income Money and Banking Inflation and Deflation Economic Growth Indian Economy	25	31.25%
International Trade	International Trade Concepts Balance of Payments Foreign Exchange WTO and Global Trade	15	18.75%
Economic Development	Economic Development Indicators Poverty and Inequality Human Capital Sustainable Development	15	18.75%
Total		80	100%

Internal Assessment: 20 marks (Periodic Tests - 10, Notebook - 5, Project/Analysis - 5)

Sociology - Chapter Weightage (80 Marks)

Unit	Topics Covered	Marks	Weightage
Social Institutions	Family Marriage Religion Education Economic Institutions	20	25%
Social Stratification	Social Stratification Theories Caste System Class System Gender and Society Social Mobility	20	25%
Social Change	Social Change Theories Modernization and Urbanization Globalization Impact Social Movements Social Problems	20	25%
Introduction to Sociology	Sociology Meaning and Scope Basic Concepts Socialization Culture	20	25%
Total		80	100%

Internal Assessment: 20 marks (Periodic Tests - 10, Notebook - 5, Project/Field Work - 5)

Smart Preparation Tips Based on Weightage

Focus on High-Weightage Topics

Prioritize units with higher marks like Modern Indian History (22 marks), Physical Geography (20 marks), Indian Constitution in Political Science (20 marks), and Microeconomics (25 marks).

Balance Subjects Effectively

Allocate study time proportionally to the weightage of each subject. All subjects carry equal weightage of 80 marks.

Internal Assessment Matters

Don't ignore the 20 internal marks. Submit notebooks on time, participate in periodic tests, and complete projects and map work diligently.

Practice Competitive Exam Questions

Solve UPSC/TNPSC level questions from high-weightage chapters. This helps in both school exams and competitive exams.

Frequently Asked Questions About Chapter Weightage

How is the chapter weightage useful for exam preparation?

Chapter weightage helps students prioritize their study time effectively. By knowing which chapters carry more marks, you can allocate more time to high-weightage topics while still covering all units. This strategic approach ensures better exam results with efficient preparation.

Does the chapter weightage change every year?

The chapter weightage is generally consistent year to year, but it's advisable to check the official TNBSE website for any updates. Minor changes may occur based on curriculum revisions.

What is the passing criteria for Class 11 Arts?

Students must secure a minimum of 35% marks in each subject to be promoted to Class 12. This applies to both theory and internal assessment components combined. Failure in any subject may require compartmental examination.

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