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Civil Set-1
Environmental Engineering
24

Environmental Engineering MCQ with Answers

24) Alkalinity in water is expressed as milli-grams per litre in terms of equivalent

calcium carbonate

magnesium carbonate

sodium carbonate

calcium hydroxide

Answer is:

calcium carbonate

Environmental Engineering MCQ with Answers

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Related Environmental Engineering MCQ with Answers

25) Which of the following values of pH represents a stronger acid

2

5

7

10

Answer is:

2

26) Turbidity is measured on

standard silica scale

standard cobalt scale

standard platinum scale

platinum cobalt scale

Answer is:

standard silica scale

27) On standard silica scale, the turbidity in drinking water should be limited to

10 ppm

20 ppm

30 ppm

50 ppm

Answer is:

10 ppm

28) Residual chlorine in water is determined by

starch iodide method

orthotolidine method

both starch iodide method and orthotolidine method

none of the above

Answer is:

both starch iodide method and orthotolidine method

Environmental Engineering MCQ with Answers

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