Civil Engineering - GATE Exam Questions - Discussion

9. 

The most important water quality parameter for domestic use of water is

[A]. carbonate hardness
[B]. non-carbonate hardness
[C]. coliform group of organisms
[D]. chlorides

Answer: Option B

Explanation:

No answer description available for this question.

Vinod said: (Oct 9, 2015)  
Answer should be coliform group of organisms.

Anand Singh said: (Apr 23, 2017)  
I think the answer is C.

Roy said: (Sep 28, 2017)  
C is the correct answer.

Manish Pal said: (Jun 20, 2018)  
The Answer is C.

Tubai said: (Sep 30, 2019)  
It is domestic use purpose, not drinking purpose, mainly washing clothes. So, the given answer is correct.

Era said: (Oct 28, 2019)  
Drinking also comes under domestic purpose @TUBAI.

Sujay Sarkar said: (Mar 1, 2020)  
For boiler feedwater, the most appropriate answer is noncarbonate hardness.

For the domestic purpose, the answer is coliform group of bacteria.

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