Preliminary Examination
8 topics · 1 sections — from the official OPSC syllabus. Study material lands topic by topic.
General Studies + CSAT (Preliminary)
- 1Current Events of National and International Importance
- 2History of India and Indian National Movement
- 1.Medieval India — Political, Administrative and Military History18 min
- 2.Three Phases of the Indian Freedom Struggle, 1885-194727 min
- 3.Odisha: Dynasties, Culture and Heritage22 min
- 4.Odisha: Freedom Struggle and Society19 min
- 5.History Optional Paper I — Item 1: Sources22 min
- 6.Pre-history and Proto-history15 min
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- 7.History Optional Paper I — Item 3: Indus Valley Civilization13 min
- 8.Megalithic Cultures20 min
- 9.Aryans and Vedic Period18 min
- 10.Period of the Mahajanapadas17 min
- 11.Mauryan Empire23 min
- 12.Post-Mauryan Period (Indo-Greeks, Sakas, Kushanas, Western Kshatrapas)22 min
- 13.Guptas, Vakatakas and Vardhanas35 min
- 14.Regional States during Gupta Era25 min
- 15.Themes in Early Indian Cultural History30 min
- 16.Early State and Society in Eastern India, Deccan and South India22 min
- 17.Early Medieval India, 750–120031 min
- 18.Cultural Traditions in India, 750-120031 min
- 19.Advent of Europeans in India — From Vasco da Gama to British Supremacy28 min
- 20.Decline of the Mughal Empire24 min min
- 21.Rise of Regional States14 min
- 22.Anglo-Mysore Wars (1767-1799)14 min
- 23.Anglo-Maratha Wars (1775-1818)8 min
- 24.British Conquest of Bengal17 min
- 25.Subsidiary Alliance, Doctrine of Lapse & the Anglo-Sikh Wars23 min
- 26.Drain of Wealth, Deindustrialisation, and Land Revenue Systems14 min
- 27.Post-1857 Administration and Crown Rule (1858-1900)17 min
- 28.The Revolt of 185765 min
- 29.Civil Rebellions and Tribal Uprisings Before 185717 min
- 30.The Three Infrastructures of Nationalism: Press, Education and the Peasant Movements (1780-1947)24 min
- 31.Socio-Religious Reform Movements of 19th Century India15 min
- 32.Early Nationalism and the Formation of the Indian National Congress (1858-1905)11 min
- 33.Partition of Bengal and the Swadeshi Movement (1905-1911)16 min min
- 34.World War I, Ghadar, Home Rule and the Lucknow Pact (1914-1918)18 min
- 35.Gandhi's Emergence: From the South African Laboratory to Jallianwala Bagh (1915-1920)18 min
- 36.Non-Cooperation Movement and Khilafat Aandolan (1920-1922)26 min min
- 37.The Years of Stagnation: Swarajists, the New Forces and the Revolutionaries (1922-1931)19 min
- 38.The Gathering Storm: Simon Commission, the Nehru Report and Purna Swaraj (1927-1930)20 min
- 39.Civil Disobedience Movement and Round Table Conferences (1930-34)16 min
- 40.The Inclined Plane: Communalism from Syed Ahmad Khan to the Two-Nation Theory (1880s-1947)34 min
- 41.The Constitution They Despised and the Office They Took: GoI Act 1935, Congress Ministries and the Rise of the Left (1935-1939)32 min
- 42.Wartime Politics: From the Crisis at Tripuri to the Cripps Mission (1939-1942)26 min
- 43.Quit India Movement and the INA (1942-1945)10 min
- 44.Post-War National Scenario and the Transfer of Power (1945–47)9 min
- 45.Independence with Partition — the Freedom and the Fracture9 min
- 46.The Two Frontiers: Princely India and the Indian Capitalists in the Freedom Struggle (1920s-1947)36 min
- 47.Post-Independence Consolidation (1947-1964)26 min
- 3Indian and World Geography — Physical, Social and Economic Geography of India and the World
- 1.Odisha: Geography and Natural Resources14 min
- 2.India: Physiography — A Shield, a Rising Wall, a Filled Trough, and Two Kinds of Island96 min
- 3.Drainage Systems of India — How the Rivers Are Arranged, and Why They Behave As They Do67 min
- 4.India: Climate and the Monsoon — One Rhythm, and the Variety Inside It49 min
- 5.India's Natural Vegetation and Wildlife — The Forest Types, the Belts Up the Himalaya, and What Has Been Done to Them64 min
- 6.Soils of India — Formation, the Profile, the Groups, and the Erosion That Takes Them68 min
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- 7.Geomorphology — The Two Forces That Build the Land and Wear It Down92 min
- 8.Climatology — What the Air Does, and Why Water Is the Reason103 min
- 9.India's Agriculture — Where the Crops Are, in Which Season, and Why the Yields Divide101 min
- 10.Industries of India — Why a Factory Stands Where It Does, and Which of These Sentences Has Expired69 min
- 11.Transport, Communication and Trade in India — The Network That Carries the Economy, and the Date on Every Number79 min
- 12.Minerals and Energy Resources of India — What the Rock Decides, and How Old Every Number Here Is79 min
- 13.Water Resources of India — Four Per Cent of the World's Water for Seventeen Per Cent of Its People42 min
- 14.Economic Geography and Human Activities — Why an Activity Is Where It Is127 min
- 4Indian Polity and Governance — Constitution, Political System, Panchayati Raj, Public Policy, Rights Issues
- 1.Union Governance Machinery and Constitutional Bodies20 min
- 2.State and District Governance18 min
- 3.Odisha: Polity and Governance14 min
- 4.Making of the Constitution — The Constituent Assembly and the Birth of the Republic15 min
- 5.Salient Features of the Constitution — The Design Choices That Define India's Founding Charter15 min
- 6.The Preamble — Identity, Authority and the Conscience of the Constitution14 min
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- 7.Fundamental Rights — The Magna Carta of India15 min
- 8.Directive Principles of State Policy — The Conscience of the Constitution15 min
- 9.Amendment of the Constitution — The Power to Mend, Not to Destroy20 min
- 10.Basic Structure Doctrine — The Unamendable Core of the Constitution16 min
- 11.Citizenship — Membership, the Single-Citizenship Design and the Democratic Project14 min
- 12.Fundamental Duties — The Code the Constitution Forgot and the Courts Revived15 min
- 13.Federal System — 'Union of States', the Quasi-Federal Debate, and Cooperative Federalism16 min
- 14.Centre-State Relations — The Three-Dimensional Machinery of Divided Power18 min
- 15.Inter-State Relations — The Horizontal Machinery of a Single Nation14 min
- 16.Union and its Territory — The Indestructible Union and the Reorganisation of States16 min
- 17.Union Territories — A Deliberate Unitary Exception in a Federal Constitution22 min
- 18.Parliament — The Union Legislature and the Heart of Indian Democracy22 min
- 19.Parliamentary System — Responsible Government, Article 74 and the Logic of Collective Responsibility15 min
- 20.State Legislature -- Organisation, Composition and Legislative Procedure of the Vidhan Sabha and Vidhan Parishad16 min
- 21.The President — Head of the Indian State and Nominal Executive of the Union23 min
- 22.The Vice-President — India's Second-Highest Office and the Guarantee of Continuity13 min
- 23.The Prime Minister and Council of Ministers — India's Real Executive18 min
- 24.Chief Minister and State Council of Ministers — The Real Executive Behind the Governor15 min
- 25.The Governor — Nominal Head of the State Executive and the Centre's Constitutional Link17 min
- 26.The Supreme Court of India — Composition, Independence and Jurisdiction23 min
- 27.High Court and Subordinate Courts — The State Judiciary Beneath the Supreme Court21 min
- 28.Advocate General of the State — The Governor's Law Officer, Not the State's5 min
- 29.The Attorney-General of India — Chief Law Officer Held at the President's Pleasure8 min
- 30.Emergency Provisions — A Constitution That Can Suspend Itself17 min
- 31.Panchayati Raj — From Article 40 to the 73rd Amendment and PESA24 min
- 32.Municipalities — Urban Local Self-Government Under the 74th Amendment20 min
- 33.The Election Commission — Guardian of Free and Fair Elections Under Article 32417 min
- 34.The Comptroller and Auditor-General — Guardian of the Public Purse Under Articles 148-15115 min
- 35.The Finance Commission — Article 280 and the Balancing Wheel of Fiscal Federalism14 min
- 36.The Union Public Service Commission — Recruiting the Civil Services Under Articles 315-32314 min
- 37.The National Commission for Scheduled Castes — A Constitutional Template Extended Three Times11 min
- 38.The National Commission for Scheduled Tribes — A Constitutional Safeguard Born of Bifurcation9 min
- 39.The National Commission for Backward Classes — Completing a Constitutional Template14 min
- 40.The State Public Service Commission — A Calibrated Mirror of the UPSC Under Articles 315-32315 min
- 41.The Special Officer for Linguistic Minorities — the Half of Part XVII That Protects, Not Promotes13 min
- 5Economic and Social Development — Sustainable Development, Poverty, Inclusion, Demographics, Social Sector Initiatives
- 6General Issues on Environmental Ecology, Biodiversity and Climate Change
- 7General Science
- 8CSAT (Prelims Paper II, aptitude -- qualifying, out of scope)