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Test: Disposal Of Sewage


5 Questions MCQ Test Environmental Engineering - Notes, Videos, MCQs & PPTs | Test: Disposal Of Sewage


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This mock test of Test: Disposal Of Sewage for Chemical Engineering helps you for every Chemical Engineering entrance exam. This contains 5 Multiple Choice Questions for Chemical Engineering Test: Disposal Of Sewage (mcq) to study with solutions a complete question bank. The solved questions answers in this Test: Disposal Of Sewage quiz give you a good mix of easy questions and tough questions. Chemical Engineering students definitely take this Test: Disposal Of Sewage exercise for a better result in the exam. You can find other Test: Disposal Of Sewage extra questions, long questions & short questions for Chemical Engineering on EduRev as well by searching above.
QUESTION: 1

Which of the following is a prime lake pollutant.

Solution:

Explanation: Phosphorous is a prime lake pollutant that promotes the algal bloom and destroys the quality and appearance of a lake.

QUESTION: 2

The dilution factor is expressed by

Solution:

Explanation: The dilution factor is the ratio of volume of diluted sample of water to the volume of sewage. It is used in finding the BOD of water.

QUESTION: 3

 The tolerance limit of BOD of sewage to be disposed on land is

Solution:

Explanation: The tolerance limit of BOD of sewage to be discharged into sea water is
100ppm while to be disposed on land is 500ppm.

QUESTION: 4

 The tolerance limit of pH value of sewage to be discharged into sea water is
Solution:

Explanation: The tolerance limit of pH value of sewage to be discharged into sea water or to be disposed on land is between 5.5 and 9ppm.

QUESTION: 5

The dilution factor is 400. What should be the type of treatment given to the water?
Solution:

Explanation: When the dilution factor lies between 300 and 500, then preliminary treatment is given to the water.

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