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HomeUPSC SyllabusGS Paper 3: Tech, Economy, Env, Security & DM

GS Paper 3: Tech, Economy, Env, Security & DM

The most diverse paper in UPSC Mains. A detailed guide to GS3 covering Indian Economy, Science & Tech, Environment, and Internal Security.

Overview of GS3

General Studies Paper III (GS3) carries 250 marks and is arguably the most syllabus-heavy paper. It requires a fine balance between technical understanding (S&T, Environment) and policy-level understanding (Economy, Security).

Economy is Key

Economy typically accounts for 100+ marks in this paper. Mastering the basics of Budgeting, Agriculture, and Infrastructure is non-negotiable for a good score.

Economic Development

  • Indian Economy and issues relating to planning, mobilization of resources, growth, development and employment
  • Inclusive growth and issues arising from it
  • Government Budgeting
  • Major crops cropping patterns in various parts of the country, different types of irrigation and irrigation systems storage
  • Issues related to direct and indirect farm subsidies and minimum support prices
  • Public Distribution System- objectives, functioning, limitations, revamping; issues of buffer stocks and food security
  • Economics of animal-rearing
  • Food processing and related industries in India
  • Land reforms in India
  • Effects of liberalization on the economy
  • Infrastructure: Energy, Ports, Roads, Airports, Railways etc.
  • Investment models

Science & Technology

  • Developments and their applications and effects in everyday life
  • Achievements of Indians in science & technology
  • Indigenization of technology and developing new technology
  • Awareness in the fields of IT, Space, Computers, Robotics, Nanotechnology, Bio-technology
  • Issues relating to intellectual property rights

Environment & Bio-diversity

  • Conservation, environmental pollution and degradation
  • Environmental impact assessment

Disaster Management

  • Disaster and disaster management
  • Resilience building and mitigation strategies

Internal Security

  • Linkages between development and spread of extremism
  • Role of external state and non-state actors in creating challenges to internal security
  • Challenges to internal security through communication networks, role of media and social networking sites
  • Basics of cyber security; money-laundering and its prevention
  • Security challenges and their management in border areas
  • Linkages of organized crime with terrorism
  • Various Security forces and agencies and their mandate

Economy Cluster Pages

Since Economy is the core of GS3, we have developed deep-dive explainers for key concepts that are frequently tested.

Inflation ExplainedGDP & Growth TrendsFiscal Deficit VisualizerMonetary Policy & Repo

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