बिहार के जिलों में न्यूनतम सिंचित क्षेत्रफल किस जिले की है ? - Which district has the least irrigated area among the districts of Bihar? - Bihar Ke Zilon Me Nyoontam Sinchit Shetrafal Kis Jile Ki Hai ? Bihar Gk in hindi, Canals and Irrigation LakkhiSaRaay question answers in hindi pdf ShivHar questions in hindi, Know About Arwal Bihar Gk online test Bihar Gk notes in hindi quiz book KishanGanj