बिहार में नहरों द्वारा सिंचाई निम्नलिखित में से किस भाग में अधिक होती है ? - In which of the following parts of Bihar is irrigation through canals more? - Bihar Me Naharon Dwara Irrigation NimnLikhit Me Se Kis Bhag Me Adhik Hoti Hai ? Bihar Gk in hindi, Canals and Irrigation Ganga Ke Uttari Maidan question answers in hindi pdf Ganga Ke Dakshinni Maidan questions in hindi, Know About Tarai Shetra Bihar Gk online test Bihar Gk notes in hindi quiz book Poorvi Shetra