Quality Control Of Water Supply


10 Questions MCQ Test Mock Test Series for Civil Engineering (CE) GATE 2020 | Quality Control Of Water Supply


Description
This mock test of Quality Control Of Water Supply for Civil Engineering (CE) helps you for every Civil Engineering (CE) entrance exam. This contains 10 Multiple Choice Questions for Civil Engineering (CE) Quality Control Of Water Supply (mcq) to study with solutions a complete question bank. The solved questions answers in this Quality Control Of Water Supply quiz give you a good mix of easy questions and tough questions. Civil Engineering (CE) students definitely take this Quality Control Of Water Supply exercise for a better result in the exam. You can find other Quality Control Of Water Supply extra questions, long questions & short questions for Civil Engineering (CE) on EduRev as well by searching above.
QUESTION: 1

The standard turbidity produced by one mg of silicon dioxide (silica) in one litre of distilled water, is called

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QUESTION: 2

Pick up the correct statement(s)

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QUESTION: 3

One True Colour Unit (TCU) is the colour produced by

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QUESTION: 4

The threshold odour number (TON) for a water sample of 40 ml, diluted to standard 200 ml mixture, in which odour is just barely detectable to the sense of smell, is

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Threshold odour number represents the dilution ratio at which the odour is hardly detectable,

QUESTION: 5

Water is considered ‘hard’, if its hardness is of the order of

Solution:

Water with hardness upto 75 ppm are considered soft while those with 200 ppm and above are considered hard. In between the waters are considered as moderately hard.

QUESTION: 6

Higher quantities of copper, more than 2.5 mg/l or so, may cause diseases pertaining to

Solution:

High quantities of copper are likely to affect human lungs and other respiratory organs.

QUESTION: 7

The maximum allowable concentration of iron in water is

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Higher concentration of iron above 0.3 ppm causes discolouration of clothes and incrustation in water mains.

QUESTION: 8

The commonly used indicator for measuring iron concentration in water is

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Eriochrome black T is used to measure hardness. Phenolphthalein is used to measure alkalinity. Blue litmus is used to measure acidity of water.

QUESTION: 9

The maximum safe permissible limit of chlorides in domestic water supplies is

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QUESTION: 10

Breweries and distilleries preferably require

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