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Complete Guide to UPSC Exam Syllabus: Prelims, Mains & Interview (2025)



 Description:


Get the detailed UPSC syllabus for Prelims, Mains, and Interview. Understand subject-wise topics, exam pattern, and tips to crack India’s toughest exam.

Introduction

The Union Public Service Commission (UPSC) Civil Services Examination (CSE) is India’s most prestigious exam, conducted annually to recruit for top administrative posts like IAS, IPS, IFS, and more. Understanding the UPSC syllabus is the first and most crucial step toward smart preparation. Let’s break down the syllabus stage-wise.

1. UPSC Prelims Syllabus (Objective Type)

Paper I – General Studies (GS):

  • Current Affairs (national & international)
  • History of India and Indian National Movement
  • Indian & World Geography
  • Indian Polity & Governance
  • Economic & Social Development
  • Environmental Ecology, Biodiversity
  • General Science

Paper II – CSAT (Qualifying Paper):

  • Comprehension
  • Logical Reasoning & Analytical Ability
  • Decision Making & Problem Solving
  • Basic Numeracy
  • Data Interpretation

Note: CSAT is qualifying in nature (33% marks required).

2. UPSC Mains Syllabus (Descriptive Type)

Paper A (Qualifying): Indian Language (as per 8th Schedule)
Paper B (Qualifying): English

Paper I: Essay
Paper II: General Studies I – Indian Heritage & Culture, History, Geography
Paper III: General Studies II – Polity, Governance, Constitution, International Relations
Paper IV: General Studies III – Economic Development, Environment, Science & Tech
Paper V: General Studies IV – Ethics, Integrity, and Aptitude
Paper VI & VII: Optional Subject Papers I & II (Choose one subject)

Popular optional subjects: Anthropology, Sociology, Geography, PSIR, etc.

3. UPSC Interview / Personality Test

  • Conducted by UPSC Board
  • Tests intellectual and moral integrity, leadership, and awareness
  • No fixed syllabus, but current affairs and DAF-based questions dominate

Final Tips for Aspirants:

  • Start with NCERTs and standard books (Laxmikanth for Polity, Spectrum for Modern History, etc.)
  • Keep a regular habit of reading newspapers like The Hindu or Indian Express
  • Practice answer writing early
  • Attempt mock tests for Prelims and Mains

Conclusion

Cracking the UPSC exam requires a deep understanding of the syllabus and consistent preparation. Bookmark this guide and align your study plan accordingly. With the right strategy and dedication, your UPSC dream is within reach!

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