Education > EXAM > Water Treatment Practice Exam #2| 85 questions| with complete solutions (All)

Water Treatment Practice Exam #2| 85 questions| with complete solutions

Document Content and Description Below

What is a pathogen? Correct Answer: Disease-causing microorganisms. What is the impact of algae to water quality? Correct Answer: Taste and odor problems. What is the concentration of chlorine... gas? Correct Answer: 100%. Which of the following is not used to mix coagulants? Correct Answer: Horizontal paddle wheel. What is considered to be a quick remedy to adress a sudden increase in filtered water turbidity? Correct Answer: Feed a filter-aid chemical to the filter influent. What is the likely cause of a pinping noise in a pump? Correct Answer: Cavitation Which of the following controls the efficiency of removing suspended solids in the sedimentation process? Correct Answer: Flowrate What is a sanitary survey? Correct Answer: An analisis to determine all potencial water quality impacts to a proposed well. Which of the following categories does bacterial belong to? Correct Answer: Colloidal Under the Surface Water Treatment Rule, what must the reduction of viruses be through filtration and disinfection? Correct Answer: 99.99% Which of the following is not considered free residual chlorine? Correct Answer: Monochloramine Why is coliform used as a indicator organism? Correct Answer: It reduce the complexity and cost of analysis. What is an example of a non-community, non-transient water Correct Answer: School. What is the purpose of a packing in a pump? Correct Answer: Control the leakege of water along the pump shaft and prevent air from entering along the shaft when the pump is in a suction lift condition. What does the addition of carbon dioxide do to the pH of water? Correct Answer: Lowers it. What is an unconfined aquifer? Correct Answer: One in which groundwater posseses a free surface open to the atmosph [Show More]

Last updated: 1 year ago

Preview 1 out of 6 pages

Also available in bundle (1)

Water Treatment Operator Certification Tests complete compilation Bundle

Water Treatment Operator Certification Tests complete compilation Bundle

By Crum 1 year ago



Reviews( 1 )


by PETE DICKEN · 4 months ago



Add to cart

Instant download

Can't find what you want? Try our AI powered Search



Document information

Connected school, study & course

About the document

Uploaded On

Oct 12, 2022

Number of pages


Written in



Member since 1 year

60 Documents Sold

Additional information

This document has been written for:


Oct 12, 2022





Document Keyword Tags

Recommended For You

What is Browsegrades

In Browsegrades, a student can earn by offering help to other student. Students can help other students with materials by upploading their notes and earn money.

We are here to help

We're available through e-mail, Twitter, Facebook, and live chat.
 Questions? Leave a message!

Follow us on

Copyright © Browsegrades · High quality services·