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This set of MCQs helps students to learn about quality of water which refers to the chemical, physical, and biological characteristics of water based on the standards of its usage. It is most frequently used by reference to a set of standards against which compliance, generally achieved through treatment of the water, can be assessed. and its important aspects
Suspended solids are measured by which of the following?
Identify the correct relation between the following?
Which method is used to measure the color of water?
Threshold odour number testing is preferred in hot water.
If the PO value is 6, what does it imply?
The range of temperature of water that is required to do the temperature test is __________
Which of the following statement is wrong regarding turbidity?
The permissible limit of turbidity of domestic water is ____ ppm.
What is the full form of NTU in context with turbidity?
When depth of insertion of turbidity rod increases, the reading in the turbidity rod ___
The size of suspended solids lies in the range of ________.
10-3 – 10-6 mm
103 – 106 mm
10-1 – 10-3 mm
101 – 103 mm
The maximum permissible limit for suspended solids is ____________.
10 mg/l
20 mg/l
30 mg/l
40 mg/l
1 TCU (True Color Unit) is equivalent to _____.
The color produced by 1 g of platinum cobalt
The color produced by 1 mg of platinum cobalt
The color produced by 1 mg of platinum cobalt in 1L of distilled water
The color produced by 1 mg of platinum cobalt in 1mL of distilled water
The range for threshold odour number is __________.
0-3
1-5
1-3
0-5
One JTU is equivalent to turbidity produced by __________.
1mg of fine silica dissolved in 1L of distilled water
1g of fine silica dissolved in 1L of distilled water
1g of fine silica dissolved in 1ml of distilled water
1mg of fine silica dissolved in 1ml of distilled water
