Problem village if water is in depth more than: (A) 5 mts, (B) 10 mts, (C) 15 mts, (D) 20 mts
Answer is C. A "problem Village" has been defined as one where :No source of safe water is available within a distance of 1.6 km ORWater source has excess salinity, iron, fluorides & other toxic elements ORWater is exposed to the risk of choleraWater is available at a depth of more than 15 mts OR