Bioenvironmental Engineering (BEE) Block 9 Practice Test

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• What are used in wells, storage tanks, and other containers to sample for various chemicals, including volatile organic compounds?
• Which instrument provides a direct reading of the acidity or basicity of water?
• Which step is when particles are combined and begin to settle?
• Which of the following is a Phase 3 activity in a WVA?
• What is the means by which the contaminant actually enters or contacts the body such as ingestion, inhalation, or dermal contact?
• Which design enables isolating sections for repair and for contaminant containment, while allowing future expansion?
• Which of the following is a geologic or hydrogeologic factor that can dictate contamination movement?
• Which phase of the sanitary survey focuses on reviewing prior documentation such as old plans and previous sampling results?
• Which water characteristic relates to disease-causing organisms in water?
• After filtration, which step is next in the public water treatment process?
• Which of the following is a geologic or hydrogeologic factor that can dictate contamination movement?
• Which water characteristic refers to gases dissolved in water?
• Which organization oversees the general day-to-day operation of recreational waters to ensure sanitary and safe conditions for patrons and workers?
• Which action is a direct step in treating a field water system?
• Which sampler is used to collect water samples with volatile organic compounds (VOCs) in wells and storage tanks?
• What step marks the point at which drinking water is ready to be distributed to consumers?
• Which bottom characteristics are recommended for natural bathing areas?
• Which is the specific location where individuals might come into contact with a contaminated medium?
• Which factor should be determined in the field as a basic water quality property that may change quickly and should be checked immediately after sampling?
• Which item is part of Phase 2 of a WVA?
• Amber colored polypropylene containers with lined screw caps are used to collect potable water for bacteriological testing to protect samples from what?
• What is the recommended pH range for pools, hot tubs, and spas?
• Which scheduling element is included in the ESAM Plan?
• What are two zones associated with ground water?
• Which water characteristic relates to the calcium and magnesium content of water?
• Irritation to the eyes, nose, and throat, and upper respiratory infections such as bronchitis and pneumonia are examples of what?
• When must the public be noticed of a Tier 1 violation?
• Which document within the ESAM Plan provides a current map of sampling sites and water systems?
• Which water quality characteristic is typically measured on the pH scale?
• Which condition is depicted as pollution that degrades water quality without creating an actual public health hazard?
• Which part of the sanitary survey is the most important phase, involving interviews with system personnel and observation of all major components from sources to distribution lines?
• Which of the following is a Phase 2 activity?
• In evaluating natural bathing areas, what does site location primarily assess?
• Which sequence lists the treatment steps for a water main break?
• Which survey is intended to ensure regulatory compliance, assess the system's capability to produce and distribute water to meet peak demand, and ensure the treated water quality meets drinking water standards?
• Which soil property governs how easily water and dissolved contaminants can move through it?
• Which of the following is an advantage of surface water?
• Which is a multi-parameter colorimeter that is able to run tests for over 90 different parameters, used most often for determining Chlorine and pH determination?
• Which process involves chemical addition that neutralizes particle charges, allowing aggregation?
• What reproduces or “grows” in packaging that is clear, light, and open and can be prevented by keeping the sample in the dark and at low temperatures (<4°C, but above freezing)?
• What are the two primary designs used in water system distribution?
• Who are individuals that may come or may have come in contact with contaminants?
• Which water characteristic describes the acidity of water?
• After a break or repair, where should BEE collect samples?
• What is used to determine characteristics of water by visually comparing a sample, to which a specified indicator solution has been added, to a color standard?
• Which part of the sanitary survey involves examining previous survey data, such as old plans, past chemical and microbiological sampling results, operating reports, and engineering studies?
• How often should a Non-community Water System have a sanitary survey performed?
• What instrument is used to test the chemical purity of water by measuring the amount of dissolved solids?
• What term describes a potable water system's physical connection to a source or substance that could contaminate it?
• What is the MCL and MCLG value for fluoride in water?
• What is the first physical barrier in water treatment that removes large debris?
• Initially, the SDWA focused primarily on what, before adding more later?
• Which item is a Phase 3 activity?
• When must the public be noticed of a Tier 2 violation?
• At least one water truck and tank must be sampled when?
• Which kit is designed to detect nerve, blister, cyanide (blood), or lewisite chemical warfare agents in water?
• Which entity is required to comply with the SWTR if they use surface water?
• Which of the following is NOT among the six characteristics of water?
• Which type of aquifer allows water to seep from the ground surface directly above?
• DoD installations must comply with the SWTR if they use what?
• What is the introduction or presence of a foreign substance in the environment, but does not necessarily pose a health risk?
• Which step is typically performed after treatment to make water readily available for use?
• Which term describes the depth, turbidity, currents, and presence of dangerous aquatic life in a natural bathing area?
• Ensure trucks and trailers used for transporting aircraft potable water are clearly marked with what?
• Which sampler is designed to retrieve large water samples from any depth and also collects floating sediments?
• Which step removes large debris such as sticks, leaves, trash, and other large particles?
• Which chemical is used to sanitize the trench and components during main break repairs?
• The purpose of preserving a water sample is to maintain the sample’s what for a more reliable analysis?
• Which step uses a high molecular weight material to attract or trap particulates, getting them to settle?
• Operator training, protection of the water source, and informing the public were incorporated into which act?
• What is used to get samples from specified depths?
• Once released to the environment, contaminants move through and across different media and some degrade altogether describes what?
• When must the public be noticed of a Tier 3 violation?
• Where does BE normally check the fluoride level?
• Which personnel is designated as the water quality supervisor and conducts pre-season, post-season, and other inspections, bacteriological monitoring, reviews of engineering designs, and identifies OEH hazards?
• The annual CCRs must be delivered no later than which date each year?
• All samples leaving the site should be accompanied by what?
• Which regulations set limits on contaminants that primarily affect the aesthetic qualities of drinking water?
• Which of the following is NOT one of the vulnerable critical components to consider in a WVA?
• Which personnel are responsible for constructing and maintaining swimming pools and public spas?
• What term is used to categorize diseases that are commonly found in the local area around a natural bathing site?
• The Primary Drinking Water Regulations do not apply when it meets all of the following conditions.
• What physical water quality characteristic is caused by suspended particles such as mud, sand, silt, clay, or organic matter?
• What retrieves large water samples from any depth and collect floating sediments?
• Which term describes the bottom characteristics to consider in natural bathing areas?
• What are the two types of aquifers?
• Which location is designated for parking water transport equipment to prevent unauthorized access?
• What should pool free available chlorine levels be?
• What is the area in the ground where all the pore spaces are filled with water?
• Which term identifies biological agents that can cause disease and are a concern in water distribution?
• The three-tier public notification system is in place for drinking water violations.
• Which step in the disinfection process is used to verify the effectiveness before the main is returned to service?
• Which statement correctly defines pollution in the context of the material?
• Which instrument is commonly used for colorimetric testing to determine chlorine levels?
• What is a puncture-proof plastic bag with tabs and are guaranteed sterile used for potable water collection for bacteriological analysis?
• Which entities inspect natural bathing areas?
• Which part of the sanitary survey results in a final written report used to notify water system owners and operators of deficiencies and to encourage corrective actions?
• Which statement accurately describes the Zone of Aeration?
• Which factor is NOT a climate factor but can influence contaminant movement?
• Non-compliance reporting is required when what is violated, and is accomplished via one of the three tier levels?
• Which device is a portable instrument that can identify many materials by comparing samples to a library?
• What is the normal migration or movement of a contaminant through a medium?
• Which part of the sanitary survey produces the final written report used to notify owners and operators of deficiencies and to encourage corrective actions?
• Which item is part of Phase 1 of a WVA?
• If hard line piping is used, the pipes must be super chlorinated and fixed where?
• The source of potable water used for disinfection and pressure testing shall be what prior to its use for new water mains?
• Pollution is described as a general deterioration of environmental quality due to contaminants. Which term fits?
• Which of the following is NOT a typical use for non-potable field water?
• Initially, the main should be treated to achieve a chlorine residual of at least how many milligrams per liter?
• After a main break, the water must be dosed with chlorine to a concentration of what?
• Ensure trucks and trailers used for transporting aircraft potable water are parked in what area?
• CCR must include which of the following regarding variances and exemptions?
• Which pairing correctly names the two groundwater zones commonly described?
• Which term describes the origin of environmental contamination?
• Which of the following is not a step in the recommended disinfecting sequence for a new water main?
• What is the key Federal law for protecting public water systems from harmful contaminants?
• What generally has excellent bacteriological quality?
• Which term describes enforceable standards for drinking water that can be violated with penalties?
• What is the purpose of the Final Flushing step in the water main disinfection process?
• Which water characteristic refers to the ability of water to neutralize acids?
• What are long-handled, polyethylene devices used for collecting samples from water?
• Which of the following is included in a Tier 1 violation?
• Which disinfection method uses ozone for disinfection?
• Which classification is the PWS that regularly supplies at least 25 of the same people at least 6 months per year but not year-round?
• In fluoride monitoring, which entity is responsible for recommending the schedule within designated locations?
• Which description best captures the risk factors for natural bathing areas?
• In laboratory analysis of a water sample, what effect does a shorter time interval between collection and analysis have on the reliability of the results?
• How often does the Environmental Protection Agency publish a list of contaminants that may warrant regulation?
• What is the name of the flexible plastic sample container used in field applications for collection of chemical and radiological potable water analysis?
• What step usually follows the addition of coagulants?
• Which term refers to a structured process used to identify weaknesses in a water system's defenses against contamination?
• What does MCLG stand for?
• Boiling water is an example of which disinfectant method?
• Which factor in the geologic and hydrogeologic category includes ground cover and vegetative characteristics?
• Which of the following is the term for the population that may come into contact with contaminants?
• Which chlorination method is 100% chlorine and often used in swimming pools?
• What is added to help the particles combine and settle?
• Alkalinity in water is primarily due to carbonates, bicarbonates, and hydroxide ions.
• Mains that have been repaired or cut into also require disinfection, except for which condition?
• Emission is defined as which term?
• Chronic respiratory disease, lung cancer, heart disease, and even damage to the brain, nerves, liver, and kidneys are examples of what?
• Which authority grants approval for a natural bathing area?
• During a sanitary survey, which phase involves interviewing those in charge of the system and observing all major components from sources to distribution lines?
• Which distribution system type is typically associated with an older layout and dead-end service lines?
• Which option best represents a climate factor that can dictate contamination movement?
• Which are best collected in separate clean bottles and acidified with nitric acid to a pH below 2 to minimize precipitation and adsorption on container walls?
• In the context of water safety, what is depicted as contamination?
• What is usually the only required treatment for groundwater?
• What diseases are among the most serious effects of water pollution, especially in developing countries, where sanitation may be inadequate or non-existent?
• What can analyze solids, liquids, and paste to compare samples to materials preloaded in its library to identified them?
• What is the mandated guidance for swimming pools and similar facilities?
• What is the measure of a chemical's volatility in its pure state?
• Which term describes rates that account for physical, chemical, and biological changes in a contaminant over time?
• Because changes in such basic water quality properties may occur so quickly, what should be determined in the field immediately after collecting the sample?
• Which rule requires maintaining recordkeeping and reporting?
• Cross-connection locations must be categorized as what?
• The Agency Primacy Rules require regulations to be consistent with which federal regulation?
• Which option is NOT a correct labeling or parking requirement for water trucks carrying aircraft potable water?
• Which of the following is NOT an element of the exposure pathway?
• What term best describes the set of conditions that influence how fast and in what direction contaminants in soil and groundwater might move, and whether contact with people occurs?
• Dust, silt, minerals, and organisms are picked up by water and carried in suspension, along with turbidity. This describes which water characteristic?
• The EPA requires that all analytical results showing compliance with the MCLs listed in the SDWA be sent to the State within how many days after the end of the reporting period?
• Which of the following is NOT a phase of the WVA?
• Cross-Connection is described as a potential contamination pathway between potable water and a contaminant source. Which statement best expresses this definition?
• After 24 hours, a chlorine residual of at least how many milligrams per liter must remain in the water?
• Which statement best describes the Agency Primacy Rules?
• What is the primary objective of performing sanitary surveys on drinking water systems?
• Dissolved Gases in water depend on the chemical characteristics of the gas, atmospheric concentration, pressure, and temperature.
• Under the Agency Primacy Rules, which provision addresses the provision of safe drinking water under emergency circumstances?
• What is the primary purpose of a Reverse Osmosis Water Purification Unit (ROWPU)?
• Which water quality characteristic acts as the carrier of many organisms responsible for intestinal diseases?
• What is used to make a pH determination—the acidity or alkalinity of water?
• Under the Agency Primacy Rules, who is responsible for enforcing state regulations?
• Which description best defines Environmental Fate and Transport?
• What are the two types of Potable Water Sources?
• Which option lists the authority that approves natural bathing areas?
• Which of the following is a vulnerable critical component to consider for a WVA?
• What are bodies of water existing below the surface of the Earth?
• All samples leaving the site should be accompanied by what documentation?
• Which ESAM Plan component involves identifying the laboratory used for analyses and the required certification?
• In the short-term, air pollution can aggravate the medical conditions of individuals with what?
• Under the Safe Drinking Water Act, which regulation does it follow?
• Which disinfectant method uses an unstable molecule of oxygen that readily donates an oxygen atom, acting as a powerful oxidizing agent toxic to most waterborne organisms?
• What is the primary purpose of an Environmental Sampling, Analysis, and Monitoring ESAM plan?
• What applies to each public water system and are enforceable, with violations that can result in fines and imprisonment?
• Who develops and annually updates the installation-specific ESAM Plan?
• Which of the following is an advantage of groundwater?
• Which term describes water that is safe to drink and suitable for distribution?
• The underground region that stores groundwater within pores and fractures is called what?
• Which step is when water moves very slowly to allow coagulated and flocculated particles to settle out?
• How fast can water move through the ground and aquifers?
• Which of the following is NOT a Phase 2 item?
• What regulation does Secondary Drinking Water Regulation follow?
• Which action is performed on all new components before assembling the main during disinfection?
• Which step adds a chemical to the system?
• Which classification is a PWS that supplies water to the same population year-round?
• Because changes in basic water quality properties may occur quickly, which should be determined in the field immediately after collecting the sample?
• Which of the following is a Tier 2 violation?
• Exposure Point is the location where exposure occurs. Which best describes it?
• Which process forms larger clumps (flocs) that settle more easily?
• Which term describes the aspects of water quality that include depth, turbidity, currents, and dangerous aquatic life?
• Which of the following is NOT a Phase 3 activity?
• Hardness in water is caused primarily by the bicarbonates of calcium and magnesium.
• Exposing water to intense UV will kill pathogenic bacteria and viruses; this is an example of which disinfect method?
• Which regulation is not federally enforceable but is intended as a guideline for the States?
• Who monitors the fluoride level on a schedule in designated locations in the distribution system?
• What term refers to the maximum concentration of a chemical that can dissolve in pure water?
• The earliest type of distribution system, water flows to dead ends, may have to shut down entire system to perform repair, maintenance, or isolate contaminants, and no planning for future expansion describe what?
• Which step involves moving treated water to multiple sites for distribution?
• What is the spreading of contaminants in a liquid, gas, or solid phase due to impingement of the contaminant by that phase material?
• For samples containing VOCs, what packaging condition is important to preserve the compounds?
• How often should a Community Water System have a sanitary survey performed?
• Which NOT a required CCR content?
• Which action is considered a step in treating a field water system?
• Which chlorination method is the most effective for field water treatment and preferred for large-scale systems, with 65-70% chlorine?
• Which ESAM Plan component includes locally developed procedures for the Drinking Water Surveillance Program?
• Which describes a substance in the environment that detracts from natural quality, upsets the senses, or causes a health hazard?
• Which category of drinking water standards addresses taste, odor, and appearance rather than health-based limits?
• What is the recommended free available chlorine level for spa/hot tubs?
• What are the three phases of a WVA?
• What are the two general types of water samples referenced in ESAM planning?
• What requirements for any public water system are dependent upon the regulations of the state?
• Which classification is a public water system that supplies water to places where people do not remain for long periods (such as gas stations or campgrounds)?
• Which groups are listed as inspectors of natural bathing areas?
• Air pollution can affect health in what two kinds of effects?
• Which statement describes the use of high-test calcium hypochlorite in field water treatment?
• What is the actual release or discharge of the material from a source?
• What devices are used for obtaining samples at various depths below the surface of water?
• Which chlorination method is a very good disinfectant with a stable effect and is 5% chlorine?
• What is the area in the ground where most of the pore spaces are filled with air and has some water present?
• Which option describes a geologic or hydrogeologic factor that can influence contamination movement?
• Which step marks the water as potable and ready for distribution?
• In a Grid-Loop System, which statement accurately describes its capabilities?
• What is the purpose of including a Current Map in the ESAM Plan?
• As part of field water treatment, after disinfection, what is the next typical step?
• What is the highest level of a contaminant allowed in drinking water?
• Which of the following is a component of the ESAM Plan?
• Which step is designed to kill pathogens that pass-through filtration?
• Tier 1 notices are issued within what unit of time?
• CCRs must be distributed to which population?
• Which of the following statements best describes the relationship between Primary and Secondary Drinking Water Regulations?
• What are pre-sterilized and disposable containers used for potable water collection for bacteriological analysis?
• What regulation does Primary Drinking Water Regulation follow?
• Which of the following is a disadvantage of surface water that is often seasonal?
• Which personnel perform safety inspections to ensure continuous safe and sanitary operation and maintenance of pools, hot tubs, spas, and natural bathing areas?
• Which of the following is a disadvantage of groundwater?
• Which sequence correctly lists the steps for disinfecting a new water main system?
• Which term describes the suitability of a natural bathing site's location with respect to pollution-free status?
• What evaluates the ability of the installation to prevent contamination and service disruptions?
• What are the most common chemicals involved in soil pollution?
• Which CCR content is provided by the EPA definitions for MCLGs, MCLs, variances, and exemptions?
• Which statement best describes the Zone of Saturation?
• The only type of system used for new construction, where water flows throughout the system in both directions, sections can be isolated for repair and maintenance, and allows for future expansion describe what?
• What is important in preservation of samples with volatile organic compounds (VOCs), and is done by collecting sample in a completely filled container?
• Which step involves flushing out the heavily chlorinated water until the concentration is acceptable for domestic use?
• Which statement best reflects how the SDWA evolved over time?
• What describes the retardation, degradation, or adsorption of a contaminant?
• The Surface Water Treatment Rule (SWTR) established treatment of viruses to ensure a MCLG of zero for which contaminants?
• All water trucks and tanks must be sampled when?
• Which ESAM Plan component identifies all water sampling sites?
• Which factors define risk factors for natural bathing areas?
• Which ESAM Plan component describes the description and classification of each public water system?
• BE will sample aircraft watering points for bacteriological analysis at what frequency?
• Which step indicates that the treated water is potable and ready for distribution?
• In water distribution terminology, which term identifies biological agents that can cause disease and are a concern in water systems?
• How often should a cross-connection survey be performed?
• Which type of aquifer has an impermeable dirt/rock layer that prevents water from seeping into the aquifer from the ground surface located directly above?
• Which item addresses procedures for violations of Maximum Contaminant Levels (MCLs) within the ESAM Plan?
• A Community Water System with an outstanding record should have a sanitary survey performed how often?