This comprehensive study guide from RRR Publications is a musthave resource for aspirants preparing for the APPSC GroupII Mains examination. Covering the crucial topics of Science, Technology, and Environment, this book offers chapterwise insights compiled by the dedicated RRR Core Team. With 100% detailed explanations, it draws from authoritative sources like PIB, NCERT, Telugu Academy, Department of Science and Technology's Monthly Achievement ENews Letter, and various UPSC websites. Whether you're studying the intricacies of scientific advancements or delving into environmental concerns, this meticulously crafted guide equips you with the knowledge and understanding required to excel in the competitive examination. Compact yet comprehensive, it is an invaluable companion on your journey to success.