शेर खाँ बिहार के किस शासक का संरक्षक नियुक्त हुआ था ? - Sher Khan was appointed as the patron of which ruler of Bihar? - Sher Khan Bihar Ke Kis Shashak Ka Sanrakshak Niyukt Hua Tha ? Bihar Gk in hindi, Bihar Medieval History Quiz Jalaal Khan question answers in hindi pdf Hasan Khan questions in hindi, Know About Dariya Khan Bihar Gk online test Bihar Gk notes in hindi quiz book Muhammad Nuhani