OPSC OAS Syllabus 2025

The Odisha Public Service Commission (OPSC) conducts the Odisha Administrative Service (OAS) examination to recruit candidates for prestigious administrative roles in the state government. Understanding the OPSC OAS syllabus in detail is crucial for effective preparation. In this article, we provide a detailed breakdown of the syllabus to help you streamline your study plan and maximize your chances of success.

OPSC OAS SYLLABUS
OPSC OAS SYLLABUS

The OPSC OAS examination is conducted in three stages:

  1. Preliminary Examination
  2. Main Examination
  3. Personality Test/Interview

Each stage has its own significance and requires a targeted approach. Let’s dive into the detailed syllabus for each stage.

The Preliminary Examination is the first stage and comprises two papers:

PaperSubjectsMarksDuration
Paper IGeneral Studies I2002 hours
Paper IIGeneral Studies II2002 hours

Key Points:

  • Both papers are objective-type (multiple-choice questions).
  • Paper II is qualifying in nature; candidates must score a minimum of 33%.

Detailed Syllabus for Preliminary Examination

  1. General Studies Paper I:
    • Current events of national and international importance.
    • History of India and the Indian National Movement.
    • Indian and World Geography – Physical, Social, and Economic aspects.
    • Indian Polity and Governance – Constitution, Political System, Panchayati Raj, Public Policy, etc.
    • Economic and Social Development – Sustainable Development, Poverty, Inclusion, Demographics, etc.
    • General Issues on Environmental Ecology, Biodiversity, and Climate Change.
    • General Science.
  2. General Studies Paper II:
    • Comprehension.
    • Interpersonal Skills including Communication Skills.
    • Logical Reasoning and Analytical Ability.
    • Decision Making and Problem Solving.
    • General Mental Ability.
    • Basic Numeracy (Class X level) – Numbers, Averages, Percentages, Ratio and Proportion, etc.
    • Data Interpretation (Class X level) – Charts, Graphs, and Tables.

The Main Examination is a written test consisting of nine papers. Of these, two papers are qualifying in nature, while the others contribute to the final merit.

PaperSubjectsMarksType
Paper IOdia Language300Qualifying
Paper IIEnglish Language300Qualifying
Paper IIIEssay200Merit
Paper IVGeneral Studies I200Merit
Paper VGeneral Studies II200Merit
Paper VIGeneral Studies III200Merit
Paper VIIGeneral Studies IV200Merit
Paper VIII & IXOptional Subject (2 papers)300 eachMerit

Detailed Syllabus for Main Examination

  1. Qualifying Papers:
    • Odia and English Language:
      • Comprehension of passages.
      • Precis writing.
      • Usage and vocabulary.
      • Short essays.
      • Translation from English to Odia and vice versa.
  2. Essay Paper:
    • Candidates are required to write essays on specific topics.
    • Topics are usually related to current affairs, social issues, or developmental challenges.
  3. General Studies Papers:
    • Paper I (Indian Heritage and Culture, History, and Geography):
      • Salient aspects of Indian culture.
      • Modern Indian history and significant events.
      • Post-independence consolidation.
      • Physical and economic geography of India and the world.
    • Paper II (Governance, Constitution, Polity, and International Relations):
      • Indian Constitution and its features.
      • Role of civil services in democracy.
      • India’s foreign policy and international relations.
    • Paper III (Economic Development, Technology, Biodiversity):
      • Indian economy – planning, growth, and development.
      • Science and technology developments.
      • Biodiversity and environmental issues.
    • Paper IV (Ethics, Integrity, and Aptitude):
      • Ethics and human interface.
      • Emotional intelligence.
      • Public/Civil service values and integrity.
      • Probity in governance.
  4. Optional Subject Papers:
    • Candidates are required to select one optional subject. The optional subject consists of two papers, each carrying 300 marks.
    • The list of optional subjects includes:
      • Agriculture
      • Anthropology
      • Botany
      • Chemistry
      • Commerce and Accountancy
      • Economics
      • Education
      • Electrical Engineering
      • Geography
      • Geology
      • History
      • Law
      • Management
      • Mathematics
      • Mechanical Engineering
      • Medical Science
      • Philosophy
      • Physics
      • Political Science and International Relations
      • Psychology
      • Public Administration
      • Sociology
      • Statistics
      • Zoology
      • Literature of any one of the following languages: Odia, Hindi, Sanskrit, Urdu, and English.
    • The choice of the optional subject should align with the candidate’s academic background and interest. It is essential to prepare thoroughly for the chosen subject as it plays a significant role in determining the final merit.

The final stage of OPSC OAS is the Personality Test or Interview, carrying 250 marks. This stage evaluates:

  • Candidate’s personality and suitability for administrative roles.
  • Communication skills, leadership qualities, and ethical grounding.
  • Awareness of current affairs and general knowledge.
  1. Understand the Syllabus: Familiarize yourself thoroughly with each topic mentioned in the syllabus.
  2. Follow a Study Schedule: Allocate specific time for each section to ensure balanced preparation.
  3. Practice Mock Tests: Regularly attempt mock tests to improve speed and accuracy.
  4. Read Newspapers Daily: Stay updated with current events, especially those related to Odisha.
  5. Focus on Optional Subjects: Choose your optional subject wisely and prepare it thoroughly.

General Studies Paper (GS I)

  1. Indian Polity by M. Laxmikanth
  2. Indian Economy by Ramesh Singh
  3. Modern India by Bipin Chandra
  4. Indian Geography by Majid Husain
  5. General Science & Technology by Tata McGraw Hill (TMH)
  6. Environmental Ecology, Biodiversity, and Climate Change by Shankar IAS
  7. General Studies Manual by Arihant

General Studies Papers

General Studies Paper I (Indian Heritage, History, and Geography)

  1. Indian Art and Culture by Nitin Singhania
  2. Ancient India by R.S. Sharma
  3. Geography of India by Majid Husain

General Studies Paper II (Governance, Constitution, Polity, Social Justice)

  1. Indian Polity by M. Laxmikanth
  2. Public Administration by M. Laxmikanth
  3. Indian Constitution by Subhash Kashyap

General Studies Paper III (Technology, Economic Development, Environment, Security)

  1. Indian Economy by Ramesh Singh
  2. Geography of India by Majid Husain
  3. Environment & Ecology by Shankar IAS

General Studies Paper IV (Ethics, Integrity, and Aptitude)

  1. Ethics, Integrity, and Aptitude by Lexicon
  2. Ethics in Governance by the Government of India

Optional Subject Books

Geography

  1. Physical Geography by G.C. Leong
  2. Geography of India by Majid Husain

Anthropology

  1. Physical Anthropology by P.K. Naik
  2. Anthropology by V.K. Jain

Public Administration

  1. Public Administration by M. Laxmikanth
  2. Administrative Thinkers by Sharma and Sadana

Sociology

  1. Sociology by A.R. Desai
  2. Sociology by M.N. Srinivas

Political Science & International Relations

  1. Political Science by M. Laxmikanth
  2. An Introduction to the Constitution of India by D.D. Basu

History

  1. India’s Struggle for Independence by Bipin Chandra
  2. Modern India by Bipan Chandra
  • NCERT Books (Class 6-12) for building strong fundamentals in history, geography, polity, and economics.
  • Previous Year Question Papers for understanding the exam pattern and practicing.
  • Online Platforms (e.g., Insights on India, Vision IAS, Unacademy) for mock tests and video lectures.

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