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Basic Wastewater Operations Module 1-3 Exam Questions with Verified Answers (Graded A+) Already Passed What water resource supplies water for many large Texas cities? These surface sources of freshwater are essential for domestic use, industry, recreation, and wildlife. - Answers Lakes and Rivers What water resource provides habitat for shellfish, shrimp, and saltwater fish in Texas? This water resource depends on a clean supply of river water. - Answers Bays and Estuaries Are Point-Source D...

Basic Wastewater Operation Modules 4-6 Exam Questions with Verified Solutions (Rated A+) True or False. Domestic waste is uniform in content. - Answers False (not uniformed) True or False. Some wastes cannot be treated in a domestic wastewater treatment plant because the waste would harm the biological process or contaminate the waste sludge. - Answers True True or False. Sources of wastewater include domestic, I & I, food processing, agricultural operations, and industrial operations. - Answ...

Basic Wastewater Operations- Chapter 5 (The Collection System) Exam Questions with Verified Answers (Graded A+) Already Passed T/F: The purpose of the collection system is to collect and transport waste to the point of treatment. - Answers True T/F: The most important benefit of a collection system is comfort and convenience. - Answers False; Removal of potential health hazards is most important. T/F: Parts of a collection system include wastewater lines, wastewater crossings, inverted sipho...

Basic Wastewater Operations- Chapter 12 (Disinfection) Exam Questions with Verified Answers (Graded A+) T/F: Disinfection prevents waterborne disease by protecting public water supplies, water for recreation, and shellfish growing areas - Answers True T/F: Waterborne diseases include typhoid, hepatitis A, cholera, dysentery, poliomyelitis, and measles. - Answers False T/F: Disinfection destroys disease-causing microorganisms called pathogens. - Answers True T/F: Two methods often used to dis...

Wastewater Treatment Operations Exam Questions with Verified Answers (Graded A) Ideal velocity for sanitary sewer collection systems - Answers 2 ft/sec Typical distance between manholes - Answers 300-500 ft Purpose of preliminary treatment processes - Answers Remove course material from wastewater Purpose of primary treatment processes - Answers Remove settleable and floatable materials Purpose of secondary treatment processes - Answers Remove suspended and dissolved solids Sulfur dioxide ...

Basic Wastewater Operations- Chapter 13 (Safety) Test Questions with Verified Answers Latest Update 2024 (100% Pass) T/F: The federal law having the greatest impact on workplace safety is the Texas Hazard Communication Act. - Answers False; Not a federal law T/F: The Occupational Safety and Health Act (Right-to-Know Act) requires employers to provide information about hazardous workplace chemicals. - Answers False; The Hazardous Communication Act T/F: Elements of a safety program include a wr...

Basic Wastewater Operations- Chapter 7 (Sedimentation) Exam Questions with Verified Answers (Already Passed) T/F: Sedimentation is the process of separating a suspended solid from water by atmospheric pressure. - Answers False; Gravity T/F: Common design features of a sedimentation tank include baffles, a skimmer, a grease ring, and a sludge rake. - Answers True T/F: A primary clarifier settles biological sludge, and a secondary clarifier settles raw sludge. - Answers False; Primary clarifier...

Operations of Wastewater Exam Questions with Verified Answers Latest Update 2024 (Graded A+) As an operator, you are responsible to your employer for maintaining an economical and efficient operating facility. - Answers True An operator has an obligation to the great numbers of people who rely on downstream water supplies and are totally dependent on the operator's competence and trust worthiness for their welfare. - Answers True Today, the natural purification processes in rivers treat a...

Basic Wastewater Operations- Chapter 3 Test Questions with Verified Answers Latest Update 2024 ( Graded A+) T/F: Because wastewater is mostly water, it weighs 8.34 lbs/gal. - Answers True T/F: Labs report many characteristics of wastewater as milliliters per Liter (mL/L) - Answers False; It is reported in milligrams per Liter (mg/L). T/F: Wastewater characteristics are divided into three primary groups: bacteriological, physical, and chemical. - Answers False; There are four primary groupings...

Basic Wastewater Operations Exam Questions with Verified Answers Latest Update 2024 (Already Passed) What are the types of water resources in Texas? - Answers Lakes and rivers, bays and estuaries, wetlands and groundwater What happens when poorly treated wastewater discharges into a water resource? - Answers decreases the oxygen level and introduce pollutants into water sources, causing fish kills. What is a fish kill? - Answers a mass extinction or death of aquatic life in a river, lake or s...