Biology will have a total of 100 questions, out of which you need to answer 90 questions.
Biology is divided into Botany and Zoology, which is further subdivided into Section A with 35 questions and Section B with 15 questions.
There are 50 questions in Physics, of which 45 must be answered. These 45 questions are further divided into Sections A and B, each of which has 35 and 15 questions, respectively.
Chemistry includes a total of 50 questions. You must answer 45 of them, which are divided into Section A (35 questions) and Section B (15 questions).