Full marks Class 10 science reference book. Totally based on NCERT Textbooks. benefits of this book- 1)It contains important points and questions. 2) Answers of all NCERT in-text activities and questions related to it. 3) Answers of all NCERT questions 4) PYQ SOLVED PAPERS 5) practice based questions and HOTS 6) Chapterwise additional new type questions 7) MCQ QUESTIONS