Colorschememapping by OPSC Notes brings Prelims and Mains programs for OPSC Prelims and OPSC Mains Exam preparation. Subscribe on YouTube Various Programs initiated by OPSC Notes are as follows:-OPSC Mains Tests and Notes ProgramOPSC Prelims Exam 2020- Test Series and Notes ProgramOPSC Join Our Telegram Channel Prelims and Mains Tests Series and Notes ProgramOPSC Detailed Complete Prelims Notes For any doubt, Just leave us a Chat or Fill us a querry––