Do you know?1.You can achieve more marks by understanding the concepts rather than reading several pages or several books.2.Understanding concepts is the easiest way to remember the subject3. To remember and recollect subject in quick time, revision is the shortest route. The more number of times revision you do, the stronger you remember the subject.How this book helps you?1.The simple language used in this book will help you to understand the subject better. For few technical words used, meaning is written in () for easy understanding.2.The concepts are designed in logical and sequential manner for faster revision of contents3.Bird’s eye view will take your revision to next stage as it encapsulates whole chapter in one page.