Entering its successful 6th edition, the book Science and Technology is meant for students preparing for the Preliminary and Main papers of the Civil Service Examinations. The book is one stop solution on How to approach Science and Technology for competitive examinations” examinations”. It covers all aspects of General Science and Technology from basic to advanced level making it easier for students from non-science background to comprehend and retain. Keeping in line with the trend of the examination, there is great focus on Science and Technology and the recent developments with related government schemes. The edition consists of updated facts and developments of Space Technology; Protection and Defense Technology; Information Technology and Communication System; Non-Conventional and Nuclear Energy Resources; Biotechnology; Health and Nutrition; Immunization System; Environment and Ecology, etc. All Government policies, schemes, and its impact analysis (both national and inter-national) are highlighted along with the relevant text. This book thus delves into this important aspect of the examination in detail, providing aspirants with a ready-made amalgamation of basic concepts intertwined with current developments in the various fields to equip them for the examination. Salient Features: 1. Comprehensive coverage on recent developments/current affairs/government schemes and programs related to various sections in Science and Technology 2. Linking of all units with current updates keeping in view the exam pattern 3. An interdisciplinary Approach is provided to correlate all chapters and topics 4. Content explained with the help of flow charts, tables, bullets and figures to present more information in a crisp manner and to help in retention 5. Update on international issues with respect to various sectors like Genetical Engineering, Health & Diseases, Energy, Space, Defense, IPR, Particle Physics, Material Technology, Biotechnology and so on 6. Summary given in form of tables/mind maps/flowcharts/important key points after every chapter 7. Previous years' questions of UPSC Preliminary examination have been added chapter wise to understand the trend of the examination and help self-evaluate 8. Previous years' questions of UPSC Main examination with solutions have been provided in a separate section for model answers 9. Two full length mock test papers with OMR Sheet added to provide an exam-like experience to the students