✅UPSC Prelims Negative Marking ✅GS-1=Each incorrect answer carries a negative marking of o.33%, which means for every wrong answer 0.66 marks will be deducted. ✅GS-2 (CSAT) =Candidates must remember that there is negative marking in the CSAT paper. For every incorrect answer, the candidate is penalised 1/3rd of the total marks allotted to that question, i.e., 0.83 marks will be cut.