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Science & Technology
Here are several high-quality PDF resources for Science & Technology—perfect for both UPSC Prelims and GS‑III Mains:
Contents
📘 1. Vision IAS Science & Technology Notes (2025)
- Expert-prepared, topic-wise notes covering Space, Biotechnology, Nanotech, Defence Tech, IT & Emerging tech
- Concise & well-structured—ideal for theory and current affairs
- Mirror available via XaamAdda (with direct PDF)
📄 2. Vajiram & Ravi QUEST Science & Technology Notes
- Official topic-wise PDF from their Quest series (Feb 2025 update)
- Covers Biotechnology, Nanotech, Defence, Robotics, etc.
📕 3. Only IAS (Prahaar) Sci-Tech Notes
- Compact ~72-page PDF covering Nano, Space, BioTech, Energy, Digital Tech, Health, Physics phenomena
- Perfect for quick revision
🖥️ 4. GeeksforGeeks UPSC Sci-Tech Notes (Jan 2025)
- Free, online structured notes including Biotech, AI, Cyber, IPR, Space, Supercomputers, etc.
🌐 5. Reddit Strategy Insights
- Prelims toppers emphasize a blend of NCERT fundamentals, PT‑365 compilations, and PYQ-based current affairs
- Common strategy: NCERTs + specialized coaching notes + selective current affairs revision
✅ Quick Comparison
| Resource | Format | Size/Length | Focus |
|---|---|---|---|
| Vision IAS PDF | Notes PDF | ~200 pages | Detailed, monthly-updated |
| Vajiram & Ravi Quest | Notes PDF | Topic-wise | Structured by GS-III syllabus |
| Only IAS (Prahaar) | Notes PDF | ~72 pages | Quick-revision & consolidation |
| GeeksforGeeks online notes | Web article | — | Free, structured, self-noting |
🔧 What Would You Like Next?
Let me know which version you'd like and I’ll fetch the direct PDF download link for you:
- 📥 Vision IAS Sci‑Tech Notes (2025 edition)
- 📥 Vajiram & Ravi Quest Science & Tech PDF
- 📥 Only IAS (Prahaar) compact PDF
- 📒 I can guide you on creating an effective revision plan combining NCERT, PYQs & these notes
Just say which one, and I’ll provide the link now!
Science & Technology
Science & Technology - Introduction
The relationship between science and technology
TERMS OF DOWNLOAD
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Science & Technology