RBD Vastunisth Samanya Vigyan by Khan Sir | 16000+ 25 Years questions | Hindi Medium

RBD Vastunisth Samanya Vigyan is a well-structured and reliable book designed for students preparing for various competitive exams such as UPSC, State PCS, SSC, Railway, Police, and other government exams. This book presents objective-type questions (MCQs) on Physics, Chemistry, Biology, and Environmental Science with clear explanations and updated facts. It helps aspirants enhance their conceptual understanding and improve accuracy in the general science section. A must-have resource for Hindi medium students aiming for strong performance in science-related portions of competitive exams.