M04-E · Science & Technology – TNPSC Group 2/2A Mains (English)
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22 chapters · 551 self-assessment MCQs · 45 descriptive practice questions · 38 Academy model answers
- M04-E · Science and Technology in Development – Shanmugam IAS Academy TNPSC Group 2 Mains Series (English medium, 2026 edition). Group 2 Main Examination Paper II (Code 469) Unit IV in full; also covers Group 2A Main Examination Paper II Part A (Code 583, objective) Unit III. Inside: 22 chapters, each with the official syllabus lines, a Tamil Nadu focus box, tables, flowcharts, memory aids and a one-minute revision; 45 descriptive practice questions and 38 Academy model answers; 551 self-assessment MCQs with explanations (also practice for the objective Group 2A Main Paper II). Previous Main Examination questions placed with their topic. Two-stage expert review. Instant download after payment; licensed PDF with your name.
- Chapters:
- 1. Robotics – Structure and Applications
- 2. Atomic Physics, Nuclear Physics and Applications of Nuclear Energy
- 3. Diodes and Transistors – Electronics and Communication
- 4. Broadcasting Technology
- 5. Electrochemical Cells, Electrodes, Batteries and the Lithium-ion Battery
- 6. Fuels – Gaseous Fuels, LPG, Natural Gas and Water Gas
- 7. Polymers – Thermoplastics, Thermosetting Plastics, PVC, PET, Nylon 66 and Teflon
- 8. Medicinal Chemistry – Analgesics, Paracetamol, Aspirin, Antibiotics, Penicillin and Chloromycetin
- 9. Carbohydrates and Vitamins
- 10. Biotechnology – Plant Genetic Engineering and GM Crops
- 11. Biotechnological Methods of Crop Improvement and Plant Tissue Culture
- 12. Recombinant DNA, DNA Fingerprinting, Diagnostics, Monoclonal Antibodies, Animal Cell Culture and Stem Cells
- 13. Assisted Reproductive Technologies – IVF, IUI, ICSI, GIFT, Artificial Insemination and Sperm Cryopreservation
- 14. Vaccines – Types and the Vaccination Schedule in Humans
- 15. Geographic Information System (GIS) – Basics and Applications
- 16. Nanotechnology – Fundamentals, Applications and Nano-farming
- 17. Contribution of Scientists from Tamil Nadu
- 18. Components of a Computer – Organisation, Architecture, Memory, Input and Output
- 19. Software – Operating Systems, Database Management, Office and Communication Software
- 20. Networks, Multimedia, Mobile Computing, Web Technology and E-Commerce
- 21. Cryptography, Cyber Security, User Authentication and Biometrics
- 22. Cloud Computing, Internet of Things, Artificial Intelligence, Machine Learning, Blockchain, Quantum Computing – Current Affairs
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