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OAS syllabus

7 min read

The full Odisha Civil Services syllabus, paper by paper, with the Odisha-specific units that run through every General Studies paper.

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    The Odisha Civil Services Examination runs in three stages: a Prelims screening test, a descriptive Mains, and a Personality Test. Prelims marks decide only who writes the Mains. The Mains and interview together decide your rank.

    What separates this syllabus from UPSC's is not structure but content. Almost every unit carries an Odisha module bolted onto the national one — Odia Nationalism in Prelims, temple architecture in GS-I, the Odisha Lokayukta Act in GS-II, industrialisation in Odisha in GS-III. Candidates who prepare only from national material clear Prelims and then lose marks in Mains on exactly these sections.

    Prelims syllabus

    Two objective papers, 200 marks each, two hours apiece. One-third of a mark is deducted for every wrong answer. Paper II is qualifying at 33%. You must appear in both papers — missing one disqualifies you even if you did well in the other.

    Paper I — General Studies (200 marks)

    Note the third unit. Odia Nationalism is a Prelims topic in its own right, not a footnote under Indian history, and it recurs every year.

    Paper II — Aptitude (200 marks, qualifying at 33%)

    Mains syllabus

    Nine descriptive papers of three hours each, split into qualifying and merit papers.

    PaperSubjectMarksCounts for rank
    Part IOdia Language250Qualifying at 25%
    Part IEnglish250Qualifying at 25%
    Paper IEssay250Yes
    Paper IIGeneral Studies I250Yes
    Paper IIIGeneral Studies II250Yes
    Paper IVGeneral Studies III250Yes
    Paper VGeneral Studies IV250Yes
    Paper VIOptional Paper I250Yes
    Paper VIIOptional Paper II250Yes
    —Personality Test250Yes

    Seven merit papers at 250 each gives 1,750 marks, plus 250 for the interview — 2,000 in all. The two language papers are at matriculation standard, but they are not free: fall below 25% in either and the rest of your papers are never evaluated.

    Qualifying papers — Odia and English

    Both cover comprehension of given passages, précis writing, usage and vocabulary, and short essays. The Odia paper adds translation from English to Odia and back.

    Paper I — Essay

    Essays on multiple topics. Marks go to staying on the subject, arranging ideas in order, and writing concisely. Effective and exact expression is explicitly credited, which in practice means the paper rewards restraint rather than volume.

    Paper II — General Studies I

    Indian Heritage and Culture, Odisha Heritage and Culture, History and Geography of the World and Society

    Heritage and Culture — Indian art forms, literature and architecture from ancient to modern times; temple architecture of Odisha; socio-cultural development in Odisha; the Bhakti movement in Odisha and its social impact; evolution and growth of Odia language and literature; regional traditions and festivals of Odisha.

    History — Modern Indian history from the mid-eighteenth century; the freedom struggle and contributions from different parts of the country; post-independence consolidation and reorganisation. The Odisha component is substantial: the Kalinga War and its significance; the dynastic history of Odisha covering Mahameghavahana Kharavela, the Bhauma-Karas, the Somavamshis, the Gangas and the Gajapatis; early resistance movements including the Paika Rebellion and Veer Surendra Sai in 1857; the creation of Odisha Province; the freedom and Praja Mandal movements; the social bases of Odia nationalism; integration of the princely states; and social reform movements in Odisha.

    Geography with reference to Odisha — Physical, economic and social geography of India; geophysical phenomena such as earthquakes, tsunamis, volcanic activity and cyclones; Odisha's natural resources of water, forests and minerals; Odisha's physiography and riverine system; salient features of Indian and Odia society; the role of women and women's organisations; population, poverty, urbanisation; effects of globalisation; distribution and growth of tribes and tribal population in Odisha; growth of urban centres in Odisha; social empowerment, communalism, regionalism and secularism.

    Paper III — General Studies II

    Governance, Constitution, Polity, Social Justice and Inter-State Relations

    Constitution and polity — Historical underpinnings, evolution, features, amendments and basic structure; functions and responsibilities of the Union and the states; devolution of powers and finances to local levels; separation of powers and dispute redressal; comparison with other constitutional schemes; Parliament and state legislatures; the Executive and the Judiciary; pressure groups and associations; appointments to constitutional posts; statutory, regulatory and quasi-judicial bodies; governance, transparency, accountability and e-governance; the role of central and state civil services.

    Three state-specific items sit here and are regularly asked: the Representation of People's Act, the Odisha Right to Public Services Act and the Odisha Lokayukta Act; Panchayati Raj Institutions in Odisha; and Odisha and its neighbourhood relations.

    Social justice — Government policies and interventions across sectors in India and Odisha; development processes and the role of MSMEs and women's self-help groups; welfare schemes for vulnerable sections and how they have performed; health, education and human resources; poverty, hunger and the Sustainable Development Goals.

    Paper IV — General Studies III

    Technology, Economic Development, Biodiversity, Environment, Security and Disaster Management

    Science and technology — Developments and their everyday applications; achievements of Indians in science and technology; indigenisation; IT, space, computers, robotics, nanotechnology, biotechnology and intellectual property rights.

    Economic development — Planning, mobilisation of resources, growth and employment; inclusive growth; government budgeting in India and Odisha; land reforms in India and Odisha; effects of liberalisation and industrial policy; infrastructure covering energy, posts, roads, airports and railways in the country and in Odisha; industrialisation in Odisha, its issues and prospects.

    Agriculture — Cropping patterns, irrigation systems, storage, transport and marketing of produce; e-technology for farmers in India and Odisha; farm subsidies and minimum support prices; the Public Distribution System; buffer stocks and food security; economics of animal rearing; doubling of farmers' income; food processing industries in India and Odisha.

    Environment and disaster management — Conservation, pollution, degradation and environmental impact assessment; disaster management in the country and in Odisha, including state institutions and policies; linkages between development and extremism, with left-wing extremism in Odisha named explicitly.

    Security — Internal security challenges through communication networks; the role of media and social networking; cyber security basics; money laundering and its prevention; security challenges in border areas; organised crime and terrorism; security forces and agencies of the country and of Odisha.

    Odisha's cyclone record and the OSDMA model make disaster management one of the most reliably asked sections in this paper.

    Paper V — General Studies IV

    Ethics, Integrity and Aptitude

    This paper tests attitude and approach to integrity, probity in public life, and problem solving in conflicts faced while dealing with society. Case studies are used to assess these.

    Optional subjects

    One optional subject, two papers, 500 marks in total. Until the 2021-22 cycle candidates took two optionals and wrote four papers; the 2022 amendment cut this to one and added two General Studies papers in its place.

    Thirty subjects are on offer, plus literature in one of six languages:

    AgricultureAgriculture EngineeringAnimal Husbandry & Veterinary Science
    AnthropologyBotanyChemistry
    Civil EngineeringCommerce & AccountancyEconomics
    EducationElectrical EngineeringFisheries Science
    ForestryGeographyGeology
    HistoryHome ScienceLaw
    ManagementMathematicsMechanical Engineering
    Medical SciencePhilosophyPhysics
    Political Science & IRPsychologyPublic Administration
    SociologyStatisticsZoology

    Literature of any one of English, Hindi, Odia, Persian, Sanskrit or Urdu is also permitted.

    Personality Test

    250 marks, before a board constituted by OPSC which has your career record in front of it. The questions are on matters of general interest, not on specialised knowledge already tested in the written papers.

    The board assesses mental alertness, critical thinking, clear and logical expression, balanced judgement, breadth of interest, leadership and social adaptability, and intellectual and moral integrity. Awareness of events at state, national and international level is expected — and for this exam, state means Odisha specifically.

    How the syllabus has changed

    The 2022 amendment moved OCS Mains much closer to the UPSC pattern: four General Studies papers instead of two, one optional instead of two, and a total of 2,000 marks instead of 2,250. Preparation material written before 2022, including strategy from earlier toppers, describes a different exam.

    What did not change is the Odisha component. It sits inside every General Studies paper rather than in a separate paper, which is why it is easy to under-prepare and expensive to get wrong.

    Common questions

    How many papers are there in OPSC OCS Mains?

    Nine descriptive papers. Two are qualifying — Odia Language and English, at matriculation standard, needing 25% each. The seven merit papers are Essay, four General Studies papers, and two papers of one optional subject, 250 marks each.

    Is there negative marking in OPSC Prelims?

    Yes. One-third of a mark is deducted for each wrong answer in both Prelims papers. You must also appear in both papers — a candidate who skips one is disqualified regardless of performance in the other.

    What are the Odisha-specific parts of the OCS syllabus?

    Prelims Paper I has History of Odisha and Odia Nationalism as its own unit. In Mains, GS-I covers Odisha temple architecture and dynastic history, GS-II covers the Odisha Lokayukta Act and Panchayati Raj in Odisha, and GS-III covers industrialisation and disaster management in Odisha. There is no separate Odisha paper — it runs through all of them.

    How many optional subjects do I choose for OCS Mains?

    One, with two papers worth 500 marks in total. Until the 2021-22 cycle candidates chose two optionals and wrote four papers; the 2022 amendment reduced this to one and added two more General Studies papers.

    Can I write the OCS Mains in Odia?

    Yes. The medium of the Mains examination is a choice made at application, and Odia is permitted alongside English. The Odia Language paper itself is compulsory and qualifying regardless of which medium you choose.

    Is Prelims Paper II qualifying in OCS?

    Yes. General Studies Paper II is qualifying at 33%. Its marks do not count towards the Prelims merit that decides who moves to Mains, but failing to clear the 33% threshold rules you out.

    Prelims previous year papers Mains previous year papers Optional subject papers OAS exam pattern

    Sourced from the Odisha Public Service Commission where applicable. opsc.gov.in. EduSaint is not affiliated with OPSC.