Control of river pollution can be done by providing the extra ___________ during dry season
a) Water b) Nitrogen c) Carbondioxide d) Oxygen
a) Water b) Nitrogen c) Carbondioxide d) Oxygen
a) True b) False
a) Motors b) Automatic sensors c) Automatic motors d) Turbines
a) Pollution b) Sewage c) Salinity d) Conductivity
a) Ganga action pre distribution b) Ganga action plan c) Ganga affected plan d) Ganga affected pre distribution