UPSC Civil Services Exam: Prelims Syllabus – Detailed Subject-Wise Breakdown

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UPSC Prelims Syllabus

Looking for the official UPSC Prelims Syllabus? Here’s a complete and updated subject-wise syllabus for the Civil Services Preliminary Examination (CSE Prelims), as prescribed by the Union Public Service Commission. This exam consists of two papers – General Studies Paper I and General Studies Paper II (CSAT).

Why Understand the UPSC Prelims Syllabus?

Understanding the syllabus helps aspirants:

  • Focus on topics that matter most
  • Plan studies efficiently
  • Align current affairs and reading habits with exam needs
  • Avoid distractions and over-reading

UPSC Prelims Exam Details

UPSC Prelims Exam Overview

  • Exam Name: Civil Services Preliminary Examination
  • Conducted by: Union Public Service Commission (UPSC)
  • Mode: Offline (Pen and Paper)
  • Type: Objective (Multiple Choice Questions)
  • Number of Papers: 2 (GS Paper I and GS Paper II)
  • Total Marks: 400 (200 + 200)
  • Duration: 2 hours for each paper
  • Medium: English and Hindi
  • Timings:
    • Paper I (General Studies): 9:30 AM to 11:30 AM
    • Paper II (CSAT): 2:30 PM to 4:30 PM
  • Negative Marking: Yes. For every incorrect answer, one-third (1/3rd) of the marks assigned to that question are deducted as a penalty.
    • In GS Paper I, each question carries 2 marks, so 0.66 marks are deducted for every wrong answer.
    • In CSAT (Paper II), each question carries 2.5 marks, so 0.83 marks are deducted for every wrong answer.
  • Cut-Off (Paper I): Varies year to year. The average cut-off ranges between 85 to 105 marks (out of 200) for General category candidates.
  • CSAT (Paper II) Passing Requirement: This paper is qualifying in nature. Candidates must score a minimum of 33%, which equals 66 out of 200 marks, to be considered for evaluation of Paper I.
  • When is it held? Usually conducted on a Sunday in late May or early June

UPSC Prelims Syllabus – Paper I (General Studies)

Total Marks: 200 | Duration: 2 hours

This paper is designed to test the candidate’s knowledge and awareness of various topics of national and international relevance. Key areas include:

  • Current Events of National and International Importance

  • History of India and Indian National Movement

  • Geography: Physical, Social, and Economic Geography of India and the World

  • Indian Polity and Governance: Constitution, Political System, Panchayati Raj, Public Policy, Rights Issues

  • Economic and Social Development: Sustainable Development, Poverty, Inclusion, Demographics, Social Sector Initiatives

  • Environmental Ecology, Biodiversity, and Climate Change – topics that do not require subject specialization

  • General Science

UPSC Prelims Syllabus – Paper II (CSAT)

Total Marks: 200 | Duration: 2 hours

Also called the Civil Services Aptitude Test (CSAT), this paper tests reasoning and comprehension abilities. It is qualifying in nature – candidates must score a minimum of 33% (66 marks) to qualify. Key topics include:

  • Comprehension

  • Interpersonal Skills including Communication Skills

  • Logical Reasoning and Analytical Ability

  • Decision Making and Problem Solving

  • General Mental Ability

  • Basic Numeracy (numbers and their relations, orders of magnitude, etc.) – Class X level

  • Data Interpretation (charts, graphs, tables, data sufficiency, etc.) – Class X level

Want to keep this handy for reference? Download the official UPSC Prelims syllabus PDF here

Frequently Asked Questions (FAQs)

  1. Is there a minimum qualifying mark for GS Paper I?
    A: No fixed qualifying mark is prescribed. The GS Paper I cut-off is determined each year based on the overall performance of candidates.
  2. Is there any sectional cut-off in the UPSC Prelims?
    A: No, there is no sectional cut-off in either GS Paper I or CSAT. Only overall paper performance is considered.
  3. Can I appear in CSAT only and skip GS Paper I?
    A: No. Appearing in both papers is mandatory. Missing either one will result in disqualification.
  4. Is the UPSC Prelims syllabus the same for all candidates?
    A: Yes. The syllabus is uniform for all aspirants, regardless of category, graduation background, or optional subject choices.
  5. How important is current affairs for the UPSC Prelims?
    A: Very important. Questions on current events appear every year across multiple topics, especially in GS Paper I. A consistent reading habit and regular updates are crucial.