90-Day Revision Strategy for UPSC Prelims

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90-Day Revision Strategy for UPSC Prelims

Revising for UPSC Prelims in 90 days requires strategic planning, intensive revision, and smart test practice. The focus should be on maximizing retention, improving accuracy, and mastering elimination techniques.


πŸ“Œ Core Principles of Revision

βœ… Revise, Don’t Read New Books – Focus on what you’ve already studied.
βœ… Solve MCQs Daily – Minimum 50-100 MCQs per day to improve accuracy.
βœ… Make Quick Notes & Mind Maps – Summarize important concepts for last-minute revision.
βœ… Analyze Mock Tests Properly – Understand mistakes and avoid repetition.
βœ… Current Affairs is Crucial – Revise the last 1.5 years of current affairs from a reliable source.
βœ… CSAT is Not to Be Ignored – Ensure you clear the qualifying marks.


πŸ“… 90-Day Plan for Prelims Revision

🟒 Phase 1: (Day 1-45) – Intensive Subject-Wise Revision & MCQs

This phase focuses on thorough revision of all subjects with daily MCQs.

Days Subjects Tasks
1-7 Polity Revise Laxmikanth, attempt 100 MCQs daily, PYQs
8-14 History Cover Modern (Spectrum), Ancient, Medieval, Art & Culture
15-21 Geography Revise NCERTs, GC Leong, Maps, solve PYQs
22-28 Economy Cover NCERTs, Economic Survey, Budget, Schemes
29-35 Environment Revise Shankar IAS, Government Reports, Current Issues
36-40 Science & Tech Cover Basic NCERTs, Current Affairs, Government Schemes
41-45 Full-Length Tests Take 4-5 full-length tests, analyze weak areas

πŸ“Œ Daily Routine:

  • 4-5 Hours of Static Subject Revision
  • 2 Hours of Current Affairs
  • 2 Hours for Solving MCQs & PYQs

🟑 Phase 2: (Day 46-75) – Full-Length Tests & Weak Area Focus

  • Solve 1 full-length test every 2 days.
  • Focus on weak areas identified from Phase 1.
  • Revise Current Affairs (last 1.5 years).
Days Focus Area
46-52 Revise Polity + History + Geography
53-59 Revise Economy + Environment
60-66 Revise Science & Tech + Government Schemes
67-75 Daily Full-Length Mock Tests (Analyze mistakes)

πŸ“Œ Daily Routine:

  • 2-3 Hours of Subject-Wise Revision
  • 2 Hours of Current Affairs
  • 3 Hours for Test Solving & Analysis

🟠 Phase 3: (Day 76-90) – Final Revision & Exam Simulation

  • No new topics – Only revision & practice.
  • Revise your short notes & quick summary sheets.
  • 5-7 full-length mock tests under exam conditions.
  • Last 3 days for mental relaxation & confidence boost.
Days Action Plan
76-80 Full-length Tests + Error Analysis
81-85 Polity, Economy, Current Affairs Revision
86-88 High-Yield Topics Quick Recap
89 CSAT Final Revision + Light Reading
90 Relax, Sleep Early, Prepare for Exam Day

πŸ›  Subject-Wise Revision Strategy

πŸ“– Polity

  • Focus: Constitution, Parliament, FRs, DPSP, Amendments.
  • Revise Laxmikanth (Most asked topics: Fundamental Rights, Judiciary, Emergency Provisions).
  • Solve PYQs from the last 10 years.

πŸ“– History

  • Focus: Modern History (Spectrum), Art & Culture (Nitin Singhania).
  • Revise: Freedom Struggle, Important Congress Sessions, Ancient Dynasties.
  • PYQs show repeated topics – revise accordingly.

πŸ“– Geography

  • Focus: Indian & World Geography, Maps are crucial.
  • Revise Climatic Regions, River Systems, Monsoons, Soils.

πŸ“– Economy

  • Focus: Budget, Economic Survey, Banking, Monetary Policies.
  • Revise: Fiscal Policy, Inflation, GDP, Poverty Schemes.
  • Current Affairs integration is key.

πŸ“– Environment

  • Focus: National Parks, Biodiversity Hotspots, Climate Change Treaties.
  • Revise Shankar IAS, Important species & organizations (UNEP, WWF, IPCC).

πŸ“– Science & Tech

  • Focus: Space Missions, AI, Cybersecurity, Biotech.
  • Revise recent government reports.
  • Most questions are current affairs-based.

πŸ“– Current Affairs

  • Revise last 1.5 years from any Magazine/DCA/Newspaper.
  • Government schemes, Reports, Economic Policies, International Relations.

πŸ“– CSAT

  • Revise Basic Math & Reasoning (Solve previous year CSAT questions).
  • Focus on Reading Comprehension (UPSC asks tricky passages).

πŸ’‘ 90-Day Strategy at a Glance

βœ” First 45 Days – Subject-wise revision & topic-wise MCQs
βœ” Next 30 Days – Full-length mock tests & current affairs
βœ” Final 15 Days – Quick revision & exam simulation


⏳ Final 24 Hours Before Exam

βœ” Revise quick notes, mind maps, and key formulas
βœ” No mock tests, no new material
βœ” Stay relaxed and avoid last-minute panic
βœ” Sleep well (6-7 hours)


🎯 Key Takeaways

βœ… Revise smartly – Focus on high-yield topics
βœ… Solve 50-100 MCQs daily – Learn from mistakes
βœ… Mock Tests are Key – Attempt 20-30 tests in 90 days
βœ… Stay Consistent – No distractions, no procrastination
βœ… Trust Yourself – Confidence is crucial for success

By following this structured plan, you can maximize retention, improve accuracy, and boost confidence for UPSC Prelims. πŸš€ Success is within reachβ€”stay disciplined and execute the plan! πŸ’―

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