This book has been structured to nurture the Students appearing for different competitive exams with simplified, focussed and quality content. Such that they can revise the chapters through the NCERT Picks and practice ample amount of questions of different varieties to secure top ranks in their entrance exams. Varieties of questions provided are as per the latest exam pattern of the different entrance exams. This book is edited under the guidance of our renowned faculty Tarun Kumar, Manish Dubey sir