12 दिसम्बर, 1911 को किस ब्रिटिश राजा ने बंगाल से पृथक कर बिहार (उड़ीसा भी सम्मिलित) प्रांत के गठन की घोषणा की ? - Which British king announced the formation of the province of Bihar (including Orissa) on December 12, 1911 by separating it from Bengal? - 12 December , 1911 Ko Kis British Raja ne Bangal Se Prithak Kar Bihar (Odisha Bhi Sammilit) Praant Ke Gathan Ki Ghoshna Ki ? Bihar Gk in hindi, Bihar Modern History Quiz Elizabeth Pratham question answers in hindi pdf George Pancham questions in hindi, Know About George Dvitiya Bihar Gk online test Bihar Gk notes in hindi quiz book George Shashtham