The present book ‘Objective Science’ in concise text & MCQ-format is all about ‘General Science’ and has been specially developed keeping in mind the requirements of Students, exam-aspirants and other readers with academic as well as competitions’ point of view. The book is especially useful for the aspirants of various competitive exams where Objective Science forms an essential part of the Examination. The main aim of the book is to present the vast subject of General Science in an objective, concise and reader-friendly manner to make the readers grasp and practice various subjects and topics quickly and easily. The book comprises concise study material and a wide spectrum of question-answers (1500-plus MCQs frequently asked in various exams) on the following subjects: Physics; Chemistry; Biology; Everyday Science and Computers. The book will definitely prove to be a boon to the inquisitive students, exam-aspirants, and other readers in improving and enhancing their knowledge of General Science and will immensely help them perform better in their respective exams and competitions.