The present book is specially designed as per latest syllabus of All India Entrance Examination for Admission to Under-graduate degree programmes (viz. B.Sc. Ag./B.Tech./B.F.Sc. etc.) conducted by ICAR-AIEEA (UG) in Agriculture, Horticulture, Forestry, Fisheries, Community Science (erstwhile Home Science), Sericulture, biotechnology, Agricultural Engineering, Dairy Technology and Food Technology. This book cover entire syllabus of AIEEA (UG) including Physics, Chemistry, Biology, Agriculture and Mathematics. It contains chapter wise ample study material with multiple choice questions. Every possible effort has been made to accommodate previous years questions. This book has been prepared as a ready reckoner for all the aspirants preparing for ICAR-AIEEA (UG) and allied agricultural examinations.