Strictly Based on Latest NCERT/CBSE Syllabus Salient features of the book: • The book has been prepared in accordance with the Termwise Bifurcated Course Structure. • Each unit is supported by two sections: Term I and Term II. • The Formative Corner section includes questions for Formative Assessment practice (Class Assignments, Class Response, Home Assignments, Group Discussion, Seminar/Symposium and Group Activity). • The Summative Cornersection includes a wide variety of questions for Summative Assessment practice (Illustrative Questions, NCERT Textbook and Exemplar Questions, Higher Order Thinking Skills (HOTS) and a large number of unsolved questions). • Each Termwise Text Section includes two sets of model questions for Formative Assessments (Mid-term Paperpen Test) and one set of model questions for Summative Assessment (Term-end Examination). • The book has been written in an informal, interactive style supported by a large number of well-labelled illustrations, diagrams and solved examples. • In-text pointwise summary is included for a quick revision of the portion covered. • Windows to the past and future developments in science are provided at appropriate places in the textbook to provide more relevance to the subject described therein.