Environmental Engineering Alkalinity in water is expressed as milligrams per litre in terms of equivalent Calcium carbonate Calcium hydroxide Sodium carbonate Magnesium carbonate Calcium carbonate Calcium hydroxide Sodium carbonate Magnesium carbonate ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The water carriage system of collection of waste product All of these Requires treatment before disposal Is cheaper in initial cost than dry conservancy system Creates hygienic problem All of these Requires treatment before disposal Is cheaper in initial cost than dry conservancy system Creates hygienic problem ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The dissolved oxygen level in natural unpolluted waters at normal temperature is found to be of the order of 1 mg/liter 10 mg/liter 100 mg/liter 1000 mg/liter 1 mg/liter 10 mg/liter 100 mg/liter 1000 mg/liter ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering If the coli form bacteria is present in a sample of water, then the coli-form test to be conducted is (i) Presumptive coli-form test (ii) Confirmed coli-form test (iii) Completed coli-form test Both (i) and (ii) Only (i) Both (i) and (iii) All (i), (ii) and (iii) Both (i) and (ii) Only (i) Both (i) and (iii) All (i), (ii) and (iii) ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering Composting and lagooning are the methods of Filtration Sedimentation Sludge digestion Sludge disposal Filtration Sedimentation Sludge digestion Sludge disposal ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The pipe which is used to carry the discharge from sanitary fittings like bath rooms, kitchens etc. is called Vent pipe Waste pipe Anti-siphonage pipe Soil pipe Vent pipe Waste pipe Anti-siphonage pipe Soil pipe ANSWER DOWNLOAD EXAMIANS APP
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