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The pathogenic bacteria do not last long at a pH ______

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The pathogenic bacteria do not last long at a pH ______

(a) >11

(b) <11

(c) <8

(d) >8

I got this question in class test.

Question is taken from Methods of Disinfection topic in portion Properties of Disinfection of Environmental Engineering

1 Answer

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Best answer
Right option is (a) >11

Best explanation: The pathogenic get killed at pH>11 which is very alkaline in nature  or at pH=3  which is highly acidic.

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