Environmental Engineering Dissolved oxygen in streams is Minimum at noon Same throughout the day Maximum at noon Maximum at midnight Minimum at noon Same throughout the day Maximum at noon Maximum at midnight ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The treatment of water with bleaching powder is known as De-chlorination Pre-chlorination Hypo-chlorination Super chlorination De-chlorination Pre-chlorination Hypo-chlorination Super chlorination ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The main disadvantage of oxidation pond is that None of these BOD removal is very low Large area is required for construction Maintenance and operation cost are high None of these BOD removal is very low Large area is required for construction Maintenance and operation cost are high ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering As compared to cast iron pipes, steel pipes are Costlier Stronger Heavier Less susceptible to corrosion Costlier Stronger Heavier Less susceptible to corrosion ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering Which of the following is not a water borne disease? Malaria Dysentery Cholera Typhoid Malaria Dysentery Cholera Typhoid 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 Only (i) Both (i) and (ii) Both (i) and (iii) All (i), (ii) and (iii) Only (i) Both (i) and (ii) Both (i) and (iii) All (i), (ii) and (iii) ANSWER DOWNLOAD EXAMIANS APP
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