Syllabus Process to Prepare for UPSC CSE Step 1 Preliminary Exam Paper I: General Studies – 100 Questions*200 marks(2 marks each)Negative mark[0.66 marks] CSAT – 80 Questions = 200 marks – 33%(minimum requirement to Qualify) Step 2 Mains Examination General Studies 1 Indian Heritage & Culture, History & Geography of the world & Socity (250 marks) General Studies 2 Governance, Constitution, Polity, Social …… & IR (250 marks) General Studies 3 Technology, Economic Development ….., Security & DM (250 marks) General Studies 4 Ethics, Integrity & Aptitude (250 marks) Step 3 Interview