Science and Technology 9th Edition Ravi P Agrihari Book Pdf Download 2026 is one of the most comprehensive and exam-oriented resources available today for UPSC Civil Services and State Civil Services Examinations. Authored by Ravi P. Agrahari (Ph.D., Ex-Scientist, IIT Delhi) and published by McGraw Hill, this book is designed for aspirants who want conceptual clarity, current relevance, and integrated practice—all in one place.
In recent years, Science & Technology has become a high-weightage and dynamic section in UPSC Prelims and Mains. Questions now demand understanding of applications, policy linkages, and ethical implications, not just definitions. This courseware addresses exactly that need.
What Makes This Book Stand Out?
Unlike conventional textbooks, this courseware follows a blended learning model—combining a strong printed book with 100+ video lectures, infographics, mock tests, and digital resources. The result is a holistic learning experience aligned with the latest UPSC syllabus and exam trends.
Comprehensive Syllabus Coverage
The book provides complete coverage of Science & Technology as required for UPSC GS Paper III and Prelims, including:
- Artificial Intelligence (AI), Machine Learning & Data Science
- Biotechnology & Genetic Engineering
- Space Technology and Indian Space Missions
- Defence Technology and Security Systems
- Nanotechnology and Advanced Materials
- Information & Communication Technology (ICT)
- Robotics, Automation & Emerging Technologies
- Energy, Nuclear Technology & Renewable Sources
Each topic is explained with real-world applications, making it easier to answer analytical and current-affairs-based questions.
Designed for Both Prelims and Mains
One of the biggest strengths of this book is its dual utility:
For Prelims
- Clear explanation of core concepts
- Objective-friendly presentation
- Infographics for quick revision
- PYQ-oriented learning approach
For Mains
- Application-based explanations
- Integration with governance, ethics, and economy
- Examples suitable for answer enrichment
- Focus on contemporary issues like AI ethics, digital governance, and cyber security
Powerful Digital Support (McGraw Hill Edge)
The 9th edition includes exclusive McGraw Hill Edge access, which significantly enhances learning efficiency. Through the QR code, aspirants get:
- 65+ conceptual video lectures for core topics
- 2011–2025 Prelims Question-Answer discussion videos
- 2013–2025 Mains answer discussion videos
- 80+ infographics for complex concepts
- 11 unit-wise practice tests
- 4 full-length mock tests for exam-like practice
- Online interactive webinars by the author
This makes the book especially useful for aspirants who prefer self-study with guided digital support.
Who Should Buy This Book?
This courseware is ideal for:
- UPSC CSE aspirants (Prelims & Mains)
- State PCS candidates
- Aspirants struggling with Science & Technology concepts
- Self-study students who want structured guidance without coaching
Final Verdict
Courseware on Science and Technology (9th Edition) is not just a book—it is a complete learning ecosystem. With its strong conceptual base, updated content, visual learning tools, and extensive digital support, it stands among the best Science & Technology resources for UPSC and State Civil Services.
For aspirants aiming to master this high-scoring yet challenging section, this book can confidently be treated as a one-stop solution.
