Level 1 Waste water treatment Test study guide 2024/2025 verified

Level 1 Waste water treatment Test study guide 2024/2025 verified In the formula Q=V(A), Q is defined as rate of flow expressed as? - CORRECT ANSWER-Cu. Ft. / sec. What is the primary objective of the Clean Water Act of 1972? - CORRECT ANSWERRestore and maintain the chemical, physical, and biological integrity of water in the US When cells use their own protoplasm and start to eat each other, as food to provide the energy to maintain life, this is known as what type of growth? - CORRECT ANSWEREndogenous Why is sampling of wastewater important? - CORRECT ANSWER-Evaluate the wastewater treatment process What is the purpose of the Biochemical Oxygen Demand Test? - CORRECT ANSWERMeasures the amount of oxygen used by microorganisms The type of pump that is most common in a wastewater treatment facility is a? - CORRECT ANSWER-Centrifugal What does NPDES stand for? - CORRECT ANSWER-National Pollutant Discharge Elimination System Head is a measure of pressure always expressed in? - CORRECT ANSWER-Feet A mixture of activated sludge and wastewater is called? - CORRECT ANSWER-Mixed liquor Which test measures the solids in and out of the treatment process for plant efficiency? - CORRECT ANSWER-Total suspended solids test Complete mix, step aeration, and contact stabilization are modifications of what process? - CORRECT ANSWER-Activated sludge One horsepower is equal to lifting? - CORRECT ANSWER-33,000 pounds one foot in one minute Municipal wastewater consists of approximately what percentage of water? - CORRECT ANSWER-99.9%