if you asking for medical entrance I would definitely suggestive conceptual books by HC Verma physics, op Agarwal in chemistry and Truman and biology along with Arihant MCQ practice book in physics and Dinesh and Pradeep books for chemistry and biology respectively and we could also appear for the test series by different institutions like Aakash or Allen to work upon your MCQ solving skills and build up on your question selection and time management skills which would be very handy when you apply for the examination