Free UPSC GS3 Mains model answers by Dr. Gaurav J. Sontake, covering solved previous year questions on the Indian Economy, Agriculture, Science and Technology, Environment, Disaster Management and Internal Security.
Other papers: GS1 model answers | GS2 model answers | GS4 Ethics model answers | Anthropology optional
Latest UPSC GS3 PYQ Model Answers
- Terrorism in India and counter measures (2025)
- Farmers’ choice of high value crops (2025)
- Millets for health and nutritional security (2024)
- Digital Personal Data Protection Act, 2023 (2024)
- Manufacturing, MSMEs and faster growth (2023)
Indian Economy
- GDP methodology before and after 2015 (2021)
- GDP methodology: new series explained
- Infrastructure investment and inclusive growth (2021)
- Salient features of inclusive growth (2017)
- Gender budgeting (2016)
- Globalization and informalization of employment (2016)
- Problems of the sugar industry
- Depreciation of the Indian rupee
Agriculture
Science and Technology
- AI in clinical diagnosis and privacy
- Hydrogen fuel cells: merits and demerits
- Microorganisms and the fuel shortage
- Why India needs IRNSS (NavIC)
- Net neutrality in India
Environment and Disaster Management
- Urban floods and preparedness
- Causes of dam failures
- Oil pollution and the marine ecosystem
- Cloud seeding and its concerns
Internal Security
GS3-Type Answers from JKPSC Mains
- India as the fifth largest economy: drivers
- Fifth largest economy: way ahead
- India as a $5 trillion economy
- MSMEs and production-linked incentives
- Gig economy in formal and informal sectors
- Atma Nirbhar Bharat Abhiyan
- India’s lead in real-time digital payments
- UPI, BHIM and digitization (150 words)
- UPI, BHIM and digitization
- Rupee depreciation (150 words)
- One Nation One Ration Card (150 words)
- One Nation One Ration Card
- Sustainable agricultural practices
- Electric mobility and the National Mission
- Hydrogen fuel cells (150 words)
- Net-zero and India’s commitments
- Sovereign green bonds
- Cloudbursts and disaster risk reduction
- High-altitude hazards and Joshimath
- Geospatial technology
- IRNSS-NavIC programme
- Net neutrality (150 words)
- Technology and cyber security
GS3 Topic Notes
- Definitions of keywords in the Economy syllabus
- Gig economy
- Public Distribution System
- Food security in India
- Millets
- Direct income support to farmers
- Farmers’ protest
- Empowering migrant workers: best practices
- Ports infrastructure in India
- Electricity access and utility benchmarking report
- Open road tolling
- Blockchain technology
- Greenwashing
- Arctic oil spill
- Essay on terrorism
- Bioterrorism
- Naga insurgency
How to Use These GS3 Model Answers
Write your own answer first, then compare data, schemes and examples with the model answer. For official data, check the Economic Survey.