About the Book : A series of six books for Classes IX and X according to the CBSE syllabus Key Features : 1. The self-practice books contain practice exercises. 2. The questions are designed to test learning and understanding of the entire chapter. 3. The variety of questions for evaluating the learner's progress, gives real examination feel. 4. The variety of questions include (i) Very short answer type questions (ii) True or false questions (iii) Fill in the blanks questions (iv) Short answer type questions (v) Long answer type questions (vi) Multiple choice questions (vii) HOTS (High Order Thinking Skills) questions