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 3 of 8

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Q21.
Chlorine which gets consumed in the oxidation of impurities before disinfection is ______________
Discuss
Answer: (c).Chlorine demand
Q22.
The chlorine, which serves as a disinfectant is ___________
Discuss
Answer: (b).Free Residual chlorine
Q23.
The permissible limit of free residual chlorine is ___________
Discuss
Answer: (b).0.2ppm
Q24.
What is the chemical formula of bleaching powder?
Discuss
Answer: (a).Ca (OCl)โ‚‚
Q25.
Bleaching powder contains ______ of available chlorine.
Discuss
Answer: (b).33.3%
Q26.
The process of chlorination with hypochlorites is called ___________
Discuss
Answer: (d).Hypo-chlorination
Q27.
Normally, the ratio of ammonia and chlorine in chloramine is?
Discuss
Answer: (c).1:4.5
Q28.
Which type of chloramine is formed when pH of water is 4.4?
Discuss
Answer: (b).Dichloramine
Q29.
What is the contact period for disinfection with chloramine?
Discuss
Answer: (b).2hours
Q30.
The normal dose of chlorine during plain chlorination is ___________
Discuss
Answer: (a).0.5-1ppm
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