In biological oxidation process, depending on the organic load, the oxidation takes place ___________
a) 1-4Hours b) 4-8Hours c) 8-16Hours d) 16-20Hours
a) 1-4Hours b) 4-8Hours c) 8-16Hours d) 16-20Hours
a) 0.04 to 600nm b) 0.08 to 500nm c) 0.1 to 600nm d) 0.2 to 500nm
a) Styrene di vinyl benzene b) Styrene c) Benzoyl peroxide d) Phenol
a) Reverse osmosis b) Multi flash distillation c) Electro dialysis d) Smelting
a) Assessing the immediate water quality b) Development activities in the region c) Determination of flow increase d) Colour of the water
a) sea pollution b) River pollution c) Lake pollution d) Tank pollution