Pull up your socks as CBSE introduces never seen before changes in its question paper patterns. In the English question paper then you will find that about fifty percent of questions are multiple-choice questions. MCQs might be cut out in CBSE 12th Biology Question Paper 2021. Students will find more Assertion & Reason and Case-Study based questions, especially in Physics Question Paper. There is also an increase in case-study based questions in the 12 Maths paper.