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GS 3 · Practice archive

GS Paper 3 practice questions for UPSC Mains 2026.

Economy, Environment, Science and Technology, Internal Security, Disaster Management.

20 Qs / 250 marks439 questionsModel outlines included

GS Paper 3 · Tips & tricks

GS-3 — data first, then policy, then a concrete way forward

  1. Open with a number.GDP share, FDI inflow, emissions intensity, forest cover %, fiscal deficit — the right number in the first sentence does the work of a paragraph.
  2. Cite the latest report by name.Economic Survey, RBI Financial Stability Report, NITI Aayog SDG India Index, ISRO mission timeline — examiners can verify, so accuracy is checked.
  3. Use a flowchart for processes.Disaster cycle, ML pipeline, food-processing value chain, cybersecurity kill chain — a small labelled diagram beats prose.
  4. Distinguish stock from flow.Forex reserves vs trade balance, debt stock vs deficit, capacity installed vs energy generated. Mixing them up costs marks.
  5. Way forward must be specific.Not "the government should take steps" — name the ministry, the scheme name, the budget head, the timeline.
Q.115 marks · 250w 14 min Hard

What are the major challenges to internal security and peace process in the North-Eastern States? Map the various peace accords and agreements initiated by the government in the past decade.

Subtopic: Internal Security · North-East insurgency and peace accords

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Introduction (North-East's security complexity) → major challenges: insurgency, ethnic conflict, cross-border, migration, development deficit → map peace accords of the past decade → way forward → Conclusion
Key points
  • North-East is strategically vulnerable — linked via the narrow Siliguri corridor, bordering five countries, with deep ethnic diversity.
  • Ethnic/inter-community conflict over identity and land, as in the Meitei-Kuki violence in Manipur (2023).
  • Persistent insurgency with factional splintering complicating negotiations; demands range from autonomy to secession.
  • Cross-border challenges: porous Myanmar border, Free Movement Regime, arms and drug trafficking from the Golden Triangle.
  • Illegal migration and demographic anxieties; development deficit and AFSPA grievances erode trust.
  • Key accords: Naga Framework Agreement (2015), Bru-Reang (2020), Bodo Accord (2020), Karbi Anglong (2021).
  • Recent settlements: Assam-Meghalaya boundary agreement (2022) and ULFA (pro-talks) accord (2023), alongside AFSPA rollback in many districts.

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Q.215 marks · 250w 14 min Medium

Why is maritime security vital to protect India’s sea trade? Discuss maritime and coastal security challenges and the way forward.

Subtopic: Internal Security · maritime and coastal security

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Introduction (India's maritime dependence) → why maritime security is vital for sea trade → traditional and non-traditional challenges → institutional and coastal-security gaps → way forward → Conclusion
Key points
  • 95% of India's trade by volume and ~68% by value is sea-borne; energy security depends on secure sea lanes
  • Chokepoints (Hormuz, Malacca) and a 7,500-km coastline with 2-million-sq-km EEZ raise the stakes
  • Traditional threats: piracy, sea-borne terrorism (26/11), Chinese naval presence in the IOR
  • Non-traditional threats: smuggling, narco-trafficking, IUU fishing, gun-running
  • Institutional gaps: agency multiplicity, porous fishing harbours, unmonitored small vessels
  • Three-tier Navy–Coast Guard–marine police grid plus coastal radar and AIS strengthen the response
  • SAGAR vision, IFC-IOR and QUAD build maritime domain awareness and regional cooperation

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Q.310 marks · 150w 9 min Medium

Examine the significance of the electronic National Agriculture Market (eNAM) in creating a unified agricultural market in India. What are its limitations?

Subtopic: Agricultural marketing and food processing

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Introduction → Promotes a Unified National Market → Improves Price Discovery → Quality-based Marketing → Enhances Market Transparency → Reduces Transaction Costs → Conclusion
Key points
  • Promotes a Unified National Market: Integrates APMC mandis across states, reducing market fragmentation and facilitating seamless interstate trade
  • Improves Price Discovery: Online competitive bidding by licensed traders increases competition and enables farmers to obtain remunerative prices
  • Quality-based Marketing: Scientific assaying and grading facilitate quality-linked pricing, encouraging better produce quality
  • Enhances Market Transparency: Provides real-time information on arrivals, prices and demand, reducing information asymmetry
  • Reduces Transaction Costs: e-NWR, FPO and Logistics Modules enable warehouse-based trading, lower transportation costs, improve bargaining power and
  • Incomplete Market Integration: e-NAM continues to operate on a limited number of APMCs, while agricultural marketing remains fragmented across states with
  • Inadequate Assaying & Grading Infrastructure: Lack of scientifically accredited assaying laboratories and grading facilities prevents quality-based price

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Q.410 marks · 150w 9 min Hard

Agricultural Produce Market Committees (APMCs) have outlived their original objectives. Critically examine.

Subtopic: Agricultural marketing and food processing

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Introduction → Limited Physical Access → Restricted Competition → Discourages Alternative Markets → High Transaction Costs → Poor Market Infrastructure → Conclusion
Key points
  • Limited Physical Access: An average APMC serves nearly 450 sq
  • Restricted Competition: Mandatory sale through licensed traders and commission agents has created local monopolies/cartels in several mandis, weakening
  • Discourages Alternative Markets: Mandatory routing of notified produce through APMCs discourages private markets, direct procurement and integrated
  • High Transaction Costs: Market fees, commission charges, licence fees and various cesses reduce farmers' price realisation and increase costs for
  • Poor Market Infrastructure: Many mandis lack scientific grading, assaying, warehousing, cold chains and electronic auction facilities, leading to
  • Fragmented National Market: Different state regulations, licences and market fees impede the emergence of a unified national agricultural market and
  • They continue to provide an institutional platform for MSP procurement, particularly for wheat and rice

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Q.510 marks · 150w 9 min Medium

Discuss the role of contract farming in integrating Indian agriculture with modern value chains.

Subtopic: Agricultural marketing and food processing

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Introduction → Links Farmers with Agribusiness Firms → Facilitates Quality Standardisation & → Strengthens Value Chain Linkages → Reduces Dependence on MSP-based Procurement → Supports High-Value Agriculture → Conclusion
Key points
  • Links Farmers with Agribusiness Firms: Establishes direct contractual relationships between producers and processors, exporters or organised retailers,
  • Facilitates Quality Standardisation & Traceability: Production is carried out according to predefined quality standards, grading and traceability
  • Strengthens Value Chain Linkages: Buyers integrate farmers into organised value chains by supplying quality inputs, technical guidance while ensuring
  • Reduces Dependence on MSP-based Procurement: Expands private procurement channels and diversifies agricultural marketing beyond traditional APMC-MSP
  • Supports High-Value Agriculture: Facilitates cultivation of crops demanded by processors and export markets (horticulture, spices, medicinal plants etc.)
  • Small and fragmented landholdings increase aggregation and transaction costs
  • Weak contract enforcement and information asymmetry reduce farmers' bargaining power

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Q.615 marks · 250w 14 min Hard

Agricultural subsidies are necessary for farmers but distort markets and resource allocation. Critically examine.

Subtopic: Agricultural marketing and food processing

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Introduction → Income support → Reduce production cost → Food security → Risk mitigation → Correct market failures → Conclusion
Key points
  • Income support: Protect farmers from low and volatile farm incomes, particularly small and marginal farmers
  • Reduce production cost: Subsidies on fertilisers, electricity, irrigation and credit lower the cost of cultivation
  • Food security: Encourage production of essential food grains required for buffer stocking and the Public Distribution System
  • Risk mitigation: PMFBY and interest subsidies reduce production and financial risks
  • Correct market failures: Credit constraints, information asymmetry and weather uncertainties justify government intervention
  • Distorted Cropping Pattern: MSP-backed procurement and input subsidies encourage excessive cultivation of rice and wheat at the expense of pulses,
  • Inefficient Resource Allocation: Fertiliser subsidy (especially under the urea pricing regime) reduces incentives for inefficient fertiliser plants to

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Q.715 marks · 250w 14 min Medium

Discuss the major upstream and downstream bottlenecks faced by the food processing industry in India. Suggest suitable measures to address them.

Subtopic: Agricultural marketing and food processing

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Introduction → Upstream Bottlenecks (Backward Linkages) → Downstream Bottlenecks (Forward Linkages) → Conclusion
Key points
  • Fragmented Landholdings: Small and scattered farms make aggregation of produce difficult, increasing procurement and transaction costs
  • Inadequate Raw Material Supply: Seasonal production, climatic variability and low crop productivity result in irregular availability of quality raw
  • Poor Quality & Standardisation: Limited adoption of grading, sorting, traceability and Good Agricultural Practices (GAP) affects processing efficiency and
  • Weak Farmer–Industry Linkages: Limited adoption of contract farming and low penetration of Farmer Producer Organisations (FPOs) hinder assured procurement
  • Inadequate Post-Harvest Infrastructure: Insufficient pack houses, cold storage, ripening chambers and refrigerated transport lead to high postharvest
  • High Logistics Costs: India's logistics costs remain significantly higher than those of major competing economies, reducing the competitiveness of
  • Stringent Food Safety & Export Standards: Compliance with SPS measures, traceability requirements and quality certifications remains challenging,

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Q.815 marks · 250w 14 min Medium

Examine the major reforms undertaken in the Public Distribution System (PDS) in India. Have these reforms addressed its structural deficiencies?

Subtopic: Food security, PDS and land reforms

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Introduction → Major Reforms in PDS → End-to-End Digitisation → One Nation One Ration Card (ONORC) → Decentralised Procurement (DCP) → Conclusion
Key points
  • National Food Security Act (NFSA), 2013:
  • Digitisation of ration cards and supply chain
  • Reduced seeding and e-PoS machines to authenticate ration cards, improving beneficiaries
  • Enabled nationwide portability of ration cards
  • Improved food security for migrant workers through access to subsidised foodgrains anywhere in the country
  • Empowered states to undertake procurement, storage and
  • Reduced procurement costs and encouraged procurement of distribution

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Q.915 marks · 250w 14 min Hard

In the context of existing challenges in the Public Distribution System (PDS), evaluate the option of Direct Benefit Cash Transfer (DBT) as a solution. Discuss its advantages and limitations, and suggest steps to enhance its effectiveness in addressing food security concerns in India.

Subtopic: Food security, PDS and land reforms

Show model answer outline
Introduction → Evaluation of DBT as a Solution → Advantages of DBT in PDS → Limitations of DBT in PDS → Steps to Enhance DBT Effectiveness → Conclusion
Key points
  • Rising cost of subsidy: Increasing MSP due to rising cost of production
  • Increased Procurement: The introduction of schemes like the Pradhan Mantri Garib Kalyan Anna Yojana (PM-GKAY) has led to increased procurement levels,
  • Inadequate Nutrition: The PDS primarily distributes cereals, limiting the variety of food available to consumers
  • Leakages: Ghost cards: Ration cards are made in the name of people who do
  • Reduced Subsidy Costs: DBT can • Price Volatility: Beneficiaries may be lower logistics costs associated with exposed to fluctuating market prices, the
  • Wider Choice to consumer: By providing cash instead of food items, undermining the primary goal of ensuring food security
  • Diversification: DBT may deserving individuals or inequities

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Q.1015 marks · 250w 14 min Medium

Explain how food grain buffer stock policy of the government is deviating from meeting its intended objectives and suggest some measures required in this regard.

Subtopic: Food security, PDS and land reforms

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Introduction → Multiple objectives → Pro-cyclical nature of procurement → Low off-take of open market sales → Rising cost of operation → De-facto Nationalisation of the Grain Market → Conclusion
Key points
  • Multiple objectives: Buffer stocking is used simultaneously to provide food security, tackle the problem of volatility in the price of food grains and to
  • Pro-cyclical nature of procurement: The food gain policy is supposed to be counter-cyclical in nature i.e., to procure grains in times of abundant supply
  • Low off-take of open market sales: High selling price, poor quality of food grains and ad hoc nature of open market sale scheme (OMSS) often results in
  • Rising cost of operation: High acquisition costs owing to rising MSPs and higher bonuses given by some states over and above the MSPs
  • De-facto Nationalisation of the Grain Market: High MSPs and Openended procurement of the government strangled private sector participation in the Indian
  • Introduce automatic procurement and release triggers linked to production, prices and buffer norms
  • Replace the ad hoc approach to OMSS and export policy with predictable, rule-based mechanisms

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Q.1115 marks · 250w 14 min Medium

Discuss the economic rationale behind land reforms. Why did their implementation produce uneven outcomes across Indian states?

Subtopic: Food security, PDS and land reforms

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Introduction → Economic Rationale behind Land Reforms → Structural → Examples → Conclusion
Key points
  • Improve Agricultural Productivity: Secure ownership and tenancy rights encourage cultivators to invest in irrigation, land improvement, mechanisation and
  • Promote Employment & Efficient Use of Labor: Redistribution of land to owner-cultivators promotes labour-intensive cultivation, improves labour absorption
  • Raise Farmers' Income: Regulation of rents, security of tenure and ownership rights allow cultivators to retain a larger share of agricultural surplus,
  • Reduce Economic Inequality: Ceiling laws redistributed surplus land to landless and marginal farmers, reducing concentration of productive assets and
  • Transformation: By weakening absentee landlordism and rent-seeking, land reforms encouraged capital and entrepreneurial talent to shift towards industry,
  • Legacy of Pre-Independence Land Revenue Systems: States following the Ryotwari system (e.g., Tamil Nadu, Maharashtra) had direct State– cultivator
  • Political Will: States with strong political commitment implemented reforms more effectively

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Q.1210 marks · 150w 9 min Medium

Land Pooling has emerged as an alternative to compulsory land acquisition for urban infrastructure development. Discuss.

Subtopic: Food security, PDS and land reforms

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Introduction → Voluntary → Challenges → Conclusion
Key points
  • Development: Unlike compulsory acquisition, landowners become partners in urban development rather than mere recipients of compensation, reducing
  • Landowners Continue to Own Appreciated Assets: Instead of losing ownership permanently, landowners receive serviced and reconstituted plots, whose value
  • Lower Fiscal Burden on Government: Since governments need not pay upfront compensation, land pooling reduces acquisition costs and eases financing of
  • Faster Land Assembly: Voluntary participation and lower litigation enable relatively quicker implementation of urban expansion and infrastructure projects
  • Better Planned Urban Development: Pooling enables integrated planning of roads, utilities, parks and social infrastructure instead of fragmented,
  • Higher Long-term Revenue: Urbanisation increases property values, expanding the property tax base and generating higher municipal revenues
  • Limited Applicability: Land pooling is most effective in urban and periurban areas where land values are expected to appreciate

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Q.1310 marks · 150w 9 min Medium

Examine the significance of second-generation land reforms in improving land governance and promoting economic development.

Subtopic: Food security, PDS and land reforms

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Introduction → Significance of Second-Generation Land Reforms → Planned → Urban → Conclusion
Key points
  • Improve Land Governance: Digitisation of Record of Rights (RoR) and cadastral maps improves transparency, reduces fraudulent transactions and facilitates
  • Ensure Secure Property Rights: Conclusive land titling provides government-guaranteed ownership, reducing ownership disputes and increasing legal
  • Reduce Land Litigation: Clear and updated land records reduce boundary disputes and ownership conflicts, lowering the burden on courts
  • Improve Ease of Doing Business: Clear land titles facilitate faster land acquisition for industries and infrastructure projects while enabling investors
  • Improve Access to Institutional Credit: Secure and digitised land titles enable landowners, particularly farmers, to use land as collateral and obtain
  • Development: Land pooling enables integrated urban expansion while reducing conflicts associated with compulsory land acquisition
  • Improve Delivery of Government Schemes: Digitised land records help identify genuine beneficiaries for crop insurance, PM-KISAN, disaster compensation and

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Q.1410 marks · 150w 9 min Medium

Infrastructure investment has a high multiplier effect on economic growth but remains constrained by financing challenges in India. Discuss.

Subtopic: Infrastructure financing and PPP

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Introduction → Infrastructure investment has a high multiplier effect → Logistics → Challenges in Infrastructure financing → Conclusion
Key points
  • Generates Employment: Creates direct employment in construction and indirect employment in sectors such as cement, steel, transport and services
  • Crowds-in Private Investment: Public investment in roads, ports and power reduces business costs and encourages private sector investment
  • Enhances Productivity: Reliable power, transport and digital infrastructure improve factor productivity and efficient utilisation of resources
  • Balanced Regional Development: Infrastructure connects backward regions with markets and promotes inclusive growth
  • Supports Long-term Growth: Infrastructure creates productive assets that continue generating economic benefits for several decades
  • Huge Capital Requirements: NIP envisaged investment of around ₹111 lakh crore, placing enormous pressure on public finances
  • Asset–Liability Mismatch: Long gestation infrastructure projects are financed largely through short-term bank deposits, discouraging long-term lending

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Q.1510 marks · 150w 9 min Medium

Examine the significance of the Landlord Port Model in improving the efficiency of India’s major ports. What challenges remain?

Subtopic: Infrastructure financing and PPP

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Introduction → Significance → Challenges → Conclusion
Key points
  • Improves Operational Efficiency: Private terminal operators bring specialised technology, mechanisation and professional management, reducing turnaround
  • Mobilises Private Investment: Long-term concessions attract private capital for modernisation of terminals, reducing dependence on government expenditure
  • Enhances Port Competitiveness: Greater operational flexibility and marketbased decision-making enable Indian ports to compete with global transshipment
  • Commercial Autonomy: The Major Port Authorities Act, 2021 abolished TAMP regulation, allowing Port Authorities greater flexibility in tariff setting and
  • Better Asset Utilisation: Port Authorities focus on planning, regulation and land management, while private operators maximise utilisation of port
  • Supports Port-led Development: Facilitates logistics parks, warehousing and industrial clusters under initiatives such as PM Gati Shakti and Sagarmala
  • Valuation Challenges: Difficulty in accurately valuing port land and terminal assets may lead to underpricing of public assets or reduced investor interest

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Q.1615 marks · 250w 14 min Medium

Public-Private Partnership (PPP) has emerged as an important instrument for infrastructure development in India. However, its implementation continues to face several challenges. Examine the major bottlenecks and suggest reforms.

Subtopic: Infrastructure financing and PPP

Show model answer outline
Introduction → Significance → Major Bottlenecks → Reforms Required (Kelkar Committee Recommendations) → Conclusion
Key points
  • Mobilises Financial & Technical Resources: Leverages private capital, technology and managerial expertise, reducing dependence on budgetary resources
  • Improves Efficiency: Performance-based contracts promote timely execution, better maintenance and improved service delivery
  • Optimal Risk Sharing: Enables allocation of project risks between public and private partners, reducing fiscal burden and improving project outcomes
  • Sub-optimal Risk Allocation: Risks such as land acquisition, regulatory approvals and demand uncertainty are often transferred to private concessionaires
  • Opportunistic Bidding (Winner's Curse): Firms often submit unrealistically low bids expecting future renegotiation of concession agreements
  • Crony Capitalism & Frequent Renegotiation: Politically connected firms may secure contracts without adequate competition
  • Pricing of Public Services: Balancing commercial viability with affordability remains difficult

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Q.1715 marks · 250w 14 min Hard

Critically examine the National Monetisation Pipeline (NMP) as a strategy for financing India’s infrastructure needs.

Subtopic: Infrastructure financing and PPP

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Introduction → Additional Resources → Asset Recycling → Improves Operational Efficiency → Attracts Long-term Institutional Capital → Lower Investment Risk → Conclusion
Key points
  • Additional Resources: Enables the Government to unlock value from existing public assets without selling them, reducing dependence on budgetary resources
  • Asset Recycling: Monetisation proceeds are reinvested in creating new infrastructure, allowing scarce public capital to be used more efficiently
  • Improves Operational Efficiency: Private participation in operation and maintenance often enhances asset utilisation and service quality
  • Attracts Long-term Institutional Capital: InvITs, REITs and long-term concession agreements provide investment opportunities for pension funds, sovereign
  • Lower Investment Risk: Since only operational brownfield assets are monetised, investors face relatively lower construction and demand risks
  • Valuation Challenges: Determining the fair value of long-term infrastructure assets is difficult, creating risks of underpricing public assets or reducing
  • Regulatory & Contractual Uncertainty: Tariff revisions, policy changes and contractual disputes reduce investor confidence

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Q.1815 marks · 250w 14 min Medium

Private participation in Indian Railways has largely been confined to non-core activities. Discuss the need for expanding private participation. Also examine the challenges involved.

Subtopic: Infrastructure financing and PPP

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Introduction → Present Status of Private Participation → Need for Expanding Private Participation → Challenges → Conclusion
Key points
  • Railway Station Redevelopment: Private developers redevelop stations under long-term concession agreements while Indian Railways retains ownership and
  • Service Outsourcing: Non-core services such as catering, housekeeping, ticketing, tourism, advertising and onboard hospitality are outsourced to private
  • Mobilisation of Private Investment: Indian Railways requires massive capital for network expansion, station redevelopment, high-speed rail and rolling
  • Reduces Fiscal Burden: With an operating ratio of around 98–99%, Indian Railways has limited internal surplus for capital expenditure
  • Improves Service Quality: Competition can improve punctuality, cleanliness, catering, passenger comfort and adoption of customer-centric services
  • Enhances Operational Efficiency: Private operators can bring professional management, better asset utilisation, technology adoption and performancebased
  • Promotes Innovation & Technology: Greater private participation can accelerate adoption of smart ticketing, predictive maintenance, AI-based traffic

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Q.1915 marks · 250w 14 min Medium

Electric mobility is central to India’s energy transition strategy. Examine its economic, environmental and strategic significance. Also discuss the challenges in achieving large-scale adoption.

Subtopic: Infrastructure financing and PPP

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Introduction → Significance of Electric Mobility → Economic Significance → Strategic Significance → Supply → Chain → Challenges in Large-scale Adoption → Conclusion
Key points
  • Environmental Significance: Reduces GHG Emissions: EVs decarbonise the transport sector, supporting India's Net Zero target by 2070
  • Promotes Domestic Manufacturing: Supports initiatives such as Make in India, PLI for ACC Batteries and PLI for Automobile & Auto Components, strengthening
  • Employment Generation: Creates jobs across battery manufacturing, charging infrastructure, power electronics, software, recycling and maintenance
  • Boosts Exports: Positions India as a potential global hub for electric twowheelers, batteries and EV components
  • Enhances Energy Security: Reduces dependence on imported crude oil, improving the Current Account Balance and reducing vulnerability to global oil price
  • Resilience: Promotes domestic battery manufacturing and localisation of EV components
  • Supports Climate Commitments: Contributes towards India’s NDCs, Panchamrit commitments and long-term sustainable mobility goals

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Q.2010 marks · 150w 9 min Medium

What do you mean by Digital Rupee? In this context, explain the working and progress of India’s Central Bank Digital Currency (CBDC).

Subtopic: Economy · Central Bank Digital Currency and the Digital Rupee

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Introduction (define CBDC and distinguish it from UPI and crypto) → Design: retail and wholesale, token vs account → How it works: the two-tier model → Progress of the pilots → Why the state wants it, and where uptake stalled → Conclusion
Key points
  • The e-rupee is sovereign currency in digital form, a direct liability of the RBI and legal tender.
  • It differs from UPI, which moves a claim on a commercial bank deposit rather than the money itself.
  • Two-tier distribution: the RBI issues to banks, banks distribute to users, preserving the banking structure.
  • Retail e-rupee-R is token-based and mimics cash; wholesale e-rupee-W is account-based for interbank settlement.
  • Wholesale pilot began 1 November 2022 for G-sec settlement; retail pilot began 1 December 2022 in four cities.
  • Programmability allows purpose-bound tokens, piloted for agricultural input credit and tenant-farmer lending.
  • Adoption is modest because UPI already solved retail convenience; the distinct advantages are still in pilot.

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