वर्ष 1937 से 1950 तक उतर प्रदेश को किस नाम से जाना जाता था ? - By what name was Uttar Pradesh known from 1937 to 1950? - Varsh 1937 Se 1950 Tak Utar Pradesh Ko Kis Naam Se Jana Jata Tha ? UP GK in hindi, Up History Pashchimi Praant question answers in hindi pdf Agra Presidence questions in hindi, Know About United Province UP GK online test UP GK notes in hindi quiz book Utar Pradesh Praant