Bihar Gk Triveni Nahar Me Kis Nadi Se Pani Aata Hai ?

त्रिवेणी नहर में किस नदी से पानी आता है ? - From which river water comes in Triveni canal? - Triveni Nahar Me Kis Nadi Se Pani Aata Hai ? Bihar Gk in hindi,  Canals and Irrigation Koshi question answers in hindi pdf  Gandak questions in hindi, Know About Son Bihar Gk online test Bihar Gk notes in hindi quiz book    Inme Se Koi Nahi