बिहार के किस जिले में अभ्रक पाया जाता है ? - In which district of Bihar is mica found? - Bihar Ke Kis Jile Me Abhrak Paya Jata Hai ? Bihar Gk in hindi, Government Schemes Gaya Me question answers in hindi pdf Jamui Me questions in hindi, Know About Nawada Me Bihar Gk online test Bihar Gk notes in hindi quiz book In Sabhi Me