Question: mrunal how to prepare upsc?
Answer: Paper-I: General Studies- Syllabus, Structure. ... 
Geography. ... 
Environment-Biodiversity & Agriculture. ... 
Economy | अर्थव्यवस्था ... 
Polity & Constitution (राज्यव्यवस्था) ... 
History & Culture. ... 
Sci-Tech. ... 
Current Affairs (समसामयिकी)