Prelims GS — the working library for Paper I.
Eleven subjects, organised the way the Prelims question paper actually tests them. The bare facts in front, the recall-and-elimination logic supplied, and a topic-by-topic index that mirrors the syllabus.
Polity
Constitutional articles, parliamentary procedure, federalism, fundamental rights and duties — the highest-yield subject for Paper I.
- 01 Parliament 13 ARTICLES
- 02 Constitution Basics 10 ARTICLES
- 03 Fundamental Rights 10 ARTICLES
- 04 Dpsp Fundamental Duties 4 ARTICLES
- 05 Constitutional Amendments 7 ARTICLES
- 06 President Executive 4 ARTICLES
- 07 Judiciary 4 ARTICLES
- 08 Federalism 3 ARTICLES
- 09 Constitutional Bodies 6 ARTICLES
- 10 Statutory Bodies 4 ARTICLES
- 11 Elections 3 ARTICLES
- 12 Local Government 3 ARTICLES
- 13 Emergency Provisions 3 ARTICLES
- 14 Scheduled Tribal Areas 2 ARTICLES
Economy
Banking, fiscal terms, indices, organisations, and the economic vocabulary UPSC tests by definition.
- 01 Monetary Policy Rbi 7 ARTICLES
- 02 Inflation 4 ARTICLES
- 03 Banking Sector 7 ARTICLES
- 04 Capital Markets 6 ARTICLES
- 05 Fiscal Policy Budget 6 ARTICLES
- 06 External Sector 4 ARTICLES
- 07 National Income Gdp 3 ARTICLES
- 08 Industry Msme COMING SOON
- 09 Agriculture Food Economy 5 ARTICLES
- 10 Poverty Inequality COMING SOON
- 11 Infrastructure COMING SOON
- 12 International Economic Institutions 3 ARTICLES
- 13 Banking Financial Sector 1 ARTICLE
Environment
Biodiversity, climate, conventions, protected areas, and ecology — equal-weighted with Polity in modern Prelims.
- 01 Biodiversity Species 16 ARTICLES
- 02 Protected Areas 6 ARTICLES
- 03 International Agreements 6 ARTICLES
- 04 Climate Change Atmosphere 6 ARTICLES
- 05 Pollution 4 ARTICLES
- 06 Environmental Laws 3 ARTICLES
- 07 Wetlands Water Bodies 4 ARTICLES
- 08 Forest Wildlife Laws COMING SOON
- 09 Ecology Concepts 3 ARTICLES
- 10 Sustainable Development COMING SOON
- 11 Water Bodies 1 ARTICLE
- 12 Biodiversity 1 ARTICLE
Schemes & Programmes
Central government schemes — names, ministries, beneficiaries, and the year of launch.
- 01 Agriculture Farmer Schemes 2 ARTICLES
- 02 Health Nutrition Schemes COMING SOON
- 03 Rural Development Schemes COMING SOON
- 04 Urban Development Schemes COMING SOON
- 05 Financial Inclusion Schemes 1 ARTICLE
- 06 Education Schemes COMING SOON
- 07 Environment Energy Schemes COMING SOON
- 08 International Agreements India 2 ARTICLES
Science & Technology
Space missions, defence systems, biotech, IT, and the recent S&T developments UPSC has tested.
- 01 Space Isro 4 ARTICLES
- 02 Biotechnology Genomics 2 ARTICLES
- 03 It Ai 3 ARTICLES
- 04 Nuclear Technology COMING SOON
- 05 Defence Technology COMING SOON
- 06 Nanotechnology COMING SOON
- 07 Health Pharma COMING SOON
- 08 Ipr 2 ARTICLES
- 09 Energy Technology COMING SOON
- 10 Emerging Tech COMING SOON
- 11 Space Technology 1 ARTICLE
Modern History
Colonial India, the freedom struggle, and the personalities and movements that shaped 1857–1947.
- 01 British Colonial Policies COMING SOON
- 02 Socio Religious Reforms 1 ARTICLE
- 03 Early Nationalism COMING SOON
- 04 Gandhian Movements COMING SOON
- 05 Revolutionary Nationalism COMING SOON
- 06 Independence Partition COMING SOON
- 07 Post Independence COMING SOON
Ancient & Medieval History
Indus Valley to the Mughals — dynasties, art, architecture, and inscriptions named in past papers.
- 01 Indus Valley COMING SOON
- 02 Vedic Period COMING SOON
- 03 Buddhism Jainism 3 ARTICLES
- 04 Mauryan Period COMING SOON
- 05 Gupta Period COMING SOON
- 06 South Indian Kingdoms COMING SOON
- 07 Sangam Literature 2 ARTICLES
- 08 Delhi Sultanate COMING SOON
- 09 Mughal Empire 1 ARTICLE
- 10 Medieval Coins Inscriptions COMING SOON
- 11 Temple Architecture COMING SOON
- 12 Bhakti Sufi COMING SOON
Indian Geography
Physical features, river systems, climate zones, soils, and resource distribution across India.
- 01 River Systems 2 ARTICLES
- 02 Soils India 1 ARTICLE
- 03 Minerals Mining COMING SOON
- 04 Agriculture Crops COMING SOON
- 05 Ports Transport 1 ARTICLE
- 06 Physical Features COMING SOON
- 07 States Uts Facts COMING SOON
World Geography
Oceans, mountain systems, currents, and the world-physical-geography facts UPSC has tested.
- 01 Seas Countries 1 ARTICLE
- 02 Climate Ocean Patterns COMING SOON
- 03 World Resources 1 ARTICLE
- 04 Country Animal Habitat 1 ARTICLE
Art & Culture
Classical dance, music, architecture styles, and the cultural facts UPSC slips into Prelims.
- 01 Classical Dance 1 ARTICLE
- 02 Classical Music COMING SOON
- 03 Temple Architecture COMING SOON
- 04 Painting Schools COMING SOON
- 05 Literature Languages COMING SOON
- 06 Fairs Festivals 1 ARTICLE
- 07 Gi Tags Crafts COMING SOON
International Relations
India's bilateral and multilateral commitments, named treaties, and recent diplomatic events.
- 01 India Bilateral COMING SOON
- 02 Regional Groupings COMING SOON
- 03 Un Multilateral 1 ARTICLE
- 04 Global Indices 1 ARTICLE
Carry forward to Mains
UPSC Mains GSGS Paper 1
History, Art & Culture, World History, Geography, Indian Society
GS Paper 2
Polity, Governance, Social Justice, International Relations
GS Paper 3
Economy, Agriculture, S&T, Environment, Disaster Mgmt, Internal Security
GS Paper 4
Ethics, Attitude, Emotional Intelligence, Probity, Case Studies