Disinfection Methods MCQs

Welcome to our comprehensive collection of Multiple Choice Questions (MCQs) on Disinfection Methods, a fundamental topic in the field of Environmental Engineering. Whether you're preparing for competitive exams, honing your problem-solving skills, or simply looking to enhance your abilities in this field, our Disinfection Methods MCQs are designed to help you grasp the core concepts and excel in solving problems.

In this section, you'll find a wide range of Disinfection Methods mcq questions that explore various aspects of Disinfection Methods problems. Each MCQ is crafted to challenge your understanding of Disinfection Methods principles, enabling you to refine your problem-solving techniques. Whether you're a student aiming to ace Environmental Engineering tests, a job seeker preparing for interviews, or someone simply interested in sharpening their skills, our Disinfection Methods MCQs are your pathway to success in mastering this essential Environmental Engineering topic.

Note: Each of the following question comes with multiple answer choices. Select the most appropriate option and test your understanding of Disinfection Methods. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

So, are you ready to put your Disinfection Methods knowledge to the test? Let's get started with our carefully curated MCQs!

Disinfection Methods MCQs | Page 2 of 8

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Q11.
At what pH, the E-Coli bacteria will die in the water?
Discuss
Answer: (d).>9.5
Q12.
The depth of water while using ultra violet ray treatment for disinfection should be ____
Discuss
Answer: (d).10cm
Q13.
Which method of disinfection is mainly used in rural areas?
Discuss
Answer: (c).Potassium permanganate treatment
Q14.
The dose of KMnOโ‚„ required for disinfection of water is _______ ppm.
Discuss
Answer: (a).1-2
Q15.
Addition of KMnOโ‚„ to water imparts _____ color.
Discuss
Answer: (c).Pink
Discuss
Answer: (d).Hypochlorous acid, Hypochlorite ions, Molecular chlorine
Q17.
At what pH, chlorine exists as molecular chlorine?
Discuss
Answer: (c).<5
Q18.
When the pH is between 5 and 10, the chlorine in the water acts as ______
Discuss
Answer: (d).Hypochlorous acid hypochlorite ions
Q19.
At what pH, chlorine in water acts as only hypochlorite ions?
Discuss
Answer: (c).>10
Q20.
The hypochlorous acid is ______ times effective as hypochorite ions.
Discuss
Answer: (d).80
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