Free online MCQ practice tests for Class IX and Class X Science, following the NCERT textbooks chapter by chapter. The tests cover all three branches taught in school science, Physics, Chemistry and Biology, from Matter in Our Surroundings and Atoms and Molecules to Chemical Reactions, Life Processes, Light and Electricity. Each test is short and timed, gives you your score instantly and shows a full answer review. They are ideal for revising a chapter after it is taught in class, preparing for unit tests and CBSE board exams, and building the strong basics needed later for NEET and JEE.