Bioenvironmental Engineering Apprentice (BEA) Block 2 Practice Test

These questions are part of the practice quiz. Start practicing

• Contains all of the living substances of the cell, additionally carries out all the functions for cell expansion such as growth and replication.
• What does ingestion refer to in exposure terminology?
• Which statement best describes the muscle tissue?
• Which statement describes nervous tissue?
• Which function is performed by the lymphatic system?
• The atomic mass number is the total number of protons and neutrons in an atom.
• Define ALARA and its application in BEA radiation safety.
• Solid particles condensed from the gaseous state after metal is heated.
• The respiratory system works with the circulatory system to accomplish what?
• Which term describes a category of airborne particles formed by mechanical processes such as crushing?
• WBGT includes which of the following components?
• Which statement about the skin is true?
• What term is defined as the science that deals with the incidence, distribution, and control of disease in a population?
• Which statement best defines Reactive as used in chemical safety?
• Which statement about ALARA is true?
• What is the science dealing with the function of the living organism and its parts and how they work?
• Which term describes any substance that increases the concentration of hydrogen ions in a solution?
• Which tissue forms the covering of all body surfaces, lines body cavities and hollow organs, and is the major tissue in glands?
• Which term describes elements in the same column that have the same valence electron configuration and behave chemically alike?
• Which exposure type is repeated exposures at lower concentrations over long periods of time?
• Which item is NOT typically listed as a core element of a BEA emergency response plan?
• Which term describes complex mixtures of solid and liquid particles, gases, and vapors resulting from incomplete combustion of carbon-containing materials?
• What term describes the mass of a substance occupying a unit volume?
• Which statement best describes the relationship between irritants and sensitizers?
• Written HAZCOM Program includes which elements?
• What role does water quality management play in base BEA operations?
• What are the primary goals of an occupational hearing conservation program?
• Which aspect is a key objective of water quality management in BEA base operations?
• An agent or a substance that may cause physical defects in the developing embryo or fetus when a pregnant female is exposed to the substances is called what?
• A group of organs that work together to perform complex functions for the body.
• Which term describes elements arranged in the same vertical column with similar chemical properties?
• Which hazard category is associated with the release of toxic or corrosive by-products due to heating or contact with other materials?
• Define bioaerosol and name one method to sample it in a BEA context.
• Explain why calibration drift happens and how to mitigate it in practice.
• Reactive substances may cause which undesired effects?
• What is the difference between source control and personal protective equipment (PPE) in exposure management?
• Which description best characterizes the circulatory system?
• Which two methods are commonly used for environmental monitoring of metals?
• What is the primary purpose of the Hazard Communication Program (HAZCOM)?
• Determines how the cell will function, as well as the basic structure of the cell, it is additionally responsible for directing all cellular activity - serving as the 'brain' of the cell. Contains protien structures called chromosomes. Attached to chromosomes are genes which determine an individual's characteristics.
• Which term describes a carbon-based compound?
• In exposure assessment, which factors are considered?
• Which term is defined as the dissolving medium in a solution?
• Which term describes when there is the potential for a toxic effect from an exposure to acute concentrations?
• Which term describes any substances that damages specific organs or organ systems of the body?
• Which exposure route is the most common and carries the highest risk?
• The term for the amount of the substance absorbed in a unit volume of an organ or an individual dose that caused death in a given percentage of test animals is what?
• Dose-Response Relationships describe the correlation between the amount of exposure to a toxic chemical and the resulting effects on the body.
• Which subatomic particle has no electrical charge?
• A substance that is capable of causing cancer is called what?
• What is the approximate atomic mass of an electron?
• Under BEA practices, when should respiratory protection be used and how should the appropriate respirator be chosen?
• The term for the effect of substances on the body or an organ is called what?
• Which function is associated with epithelial tissue?
• Which term describes the dose that achieves the chosen response in a specified percentage of individuals?
• Solid or liquid particles dispersed in a gaseous medium?
• Which substances interfere with oxygenation of tissues and cause suffocation?
• The simplest units of living matter that can maintain life and reproduce themselves. The human body contains 75 trillion of them.
• Which term describes the forms of the same element that contain equal numbers of protons but different numbers of neutrons?
• A substance that alters DNA and can cause genetic changes is called what?
• Flammable Liquid is defined as a substance that catches fire easily with a flash point less than 100F.
• Which term describes a gas that is stored under pressure?
• How is real-time air quality monitoring used to protect personnel in dynamic work zones?
• What is the difference between MSDS and SDS and why is it important?
• Which statement correctly contrasts TLV-TWA with PEL?
• Which statement about PID operation is true?
• Which statement best describes how a photoionization detector (PID) works and a common limitation?
• Which term refers to droplets produced by a mechanical process such as spraying?
• Which statement best describes the focus of HAZCOM training?
• Which system maintains homeostasis and communicates through electrical impulses?
• Which irritants irritate mucous membranes, but are often overshadowed by systemic effects?
• What is the purpose of calibration intervals for environmental monitoring instruments in BEA?
• Which term matches the definition: 'The mass of a substance occupying a unit of volume'?
• Threshold is defined as the smallest dose capable of eliciting a response.
• Which statement best describes a liquid's shape?
• Which statement describes a gas's shape and volume?
• What is a principal function of the urinary system?
• Which statement about the reproductive system is correct?
• Which term refers to forms of the same element that contain equal numbers of protons but different numbers of neutrons?
• Solid particles generated by mechanical processes such as crushing, sawing, or sanding.
• Which statement correctly distinguishes permissible exposure limit (PEL) and biological exposure index (BEI)?
• Which term refers to the amount of space a substance or object occupies?
• Which term corresponds to 'Substance that dissolves in a solution'?
• Which term describes the substance that dissolves in a solution?
• Which term refers to droplets produced by condensation?
• The dose which provides the chosen response in a given percentage of the test subjects is called what?
• Which exposure route involves materials absorbed through the skin and is the second most common route?
• What term describes the dissolving substance in a solution?
• Which statement about BEI is correct?
• What are the four steps of the occupational exposure assessment process used in BEA practice?
• Which statement best captures the purpose of the NFPA 704 rating in chemical handling?
• Which statement about chlorine dioxide residuals is true?
• Which term indicates that an exposure at any level will increase the probability of having a negative effect?
• Which of the following is part of the integumentary system?
• Which statement describes the nervous system's role in mental activity?
• Which statement about liquids is false?
• Which term is defined as the number of protons in the nucleus that determines the element?
• In exposure assessment components include intensity, duration, frequency, and probability. Which statement best describes these components?
• The circulatory system consists of which primary components?
• What is the primary purpose of an SDS in chemical safety?
• Which of the following is true about the digestive system?
• Name at least two common disinfection methods used in healthcare and BEA settings.
• Which exposure type is generally short-term, high concentration exposures with immediate health effects?
• Which item is not a required component of a HazCom program under GHS?
• Volume is the amount of space that a substance or object occupies.
• Which term refers to solid or liquid particles dispersed in a gaseous medium?
• Which statement is true about a solid?
• Which statement correctly describes the ignition potential of gas concentrations relative to LEL and UEL?
• Which cellular component acts as the brain of the cell and houses genetic material?
• Which tissue type is primarily responsible for binding and supporting other tissues and organs?
• The endocrine system communicates via chemical messengers known as what?
• An agent that may cause physical defects in a developing embryo or fetus upon exposure during pregnancy is called what?
• Which element is essential for an effective HazCom program, ensuring workers understand chemical hazards?
• Which sequence best describes the risk assessment process for a new chemical in BEA operations?
• Name two common analytical methods for environmental monitoring of metals.
• Complex mixtures of solid and liquid particles, gases, and vapors resulting from incomplete combustion of carbon-containing materials.
• Which are the three categories of engineering controls for chemical hazards?
• Which items are considered core elements of an emergency response plan in a BEA setting?
• How does understanding Type 1 and Type 2 errors benefit BEA safety planning?
• Outermost layer of the cell and serves to separate and protect a cell from its surrounding environment. - Mainly composed of lipids and proteins
• What are the key components of a Hazard Communication (HazCom) program under GHS?
• Which statement best defines Explosive?
• Atomic Weight is the average weight of all naturally occurring forms of the element.
• An organization of similar cells with varying amounts and kinds of nonliving, intercellular substance between them.
• Exposure Routes describes how the substance enters the body and influences which organs are affected.
• Which term describes the body's adaptation to exposures over time, resulting in a diminished response to the same dose?
• Which term describes a pure substance that can be broken down by chemical means into two or more simpler substances?
• What is LEV and how does it differ from general dilution ventilation?
• Which statement correctly contrasts Type 1 and Type 2 errors in risk assessment?
• What is a pre-entry chemical compatibility assessment and why is it important?
• Which term describes the organization of several different kinds of tissues arranged to perform a special function?
• Which of the following is not a fundamental factor in radiation safety?
• Which term describes a chemical that initiates or promotes combustion in other materials?
• Which term describes the time over which the dose was received?
• Which term describes a heterogeneous matter consisting of two or more pure substances, each of which retains its identity?
• What is the main purpose of a Job Hazard Analysis (JHA) in BEA?
• Which statement accurately describes active sampling versus passive sampling for air contaminants?
• Which statement about ALARA is NOT a typical strategy?
• Which term describes a chemical that causes a sudden release of pressure, gas, and heat when subjected to sudden shock, pressure or high temperature?
• Which term describes the gaseous form of a substance that is in a liquid or solid state at normal temperature and pressure?
• An organization of several different kinds of tissues so arranged that together they can perform a special function.
• Which term means any real or potential condition that can cause injury, illness, or death to personnel or damage to the environment?
• Which term is defined as the capacity of a chemical to harm or injure a living organism?
• Hydrogen peroxide is commonly used in BEA settings for what purpose?
• Which term describes droplets formed by condensation?
• Which statement about the skeletal system is true?
• Name three classes of hazardous waste and a BEA-specific handling principle.
• In exposure assessment, what does the intensity factor refer to?
• Which statement best describes Biosafety Levels (BSL) used for handling biological agents?
• Which statement best describes primary irritants?
• Which system helps defend against invading microorganisms and also absorbs fat from the digestive system?
• Calibration drift causes are which of the following?
• A substance that affects the genetic material of the exposed person by altering their DNA is called what?
• The combined health effect of the simultaneous exposures is equal to the sum of the effects of each individual substance is known as what?
• Which set of organs is described as part of the long continuous tube that runs from the mouth to the anus?
• Which term describes the capability of a substance to produce injury or illness?
• Which term describes a substance that catches fire easily with a flash point less than 100F?
• Which term describes a horizontal row of the periodic table in which elements have the same number of electron shells?
• Which concept describes when the body adapts to exposures over time and begins to show less response to the same dose?
• Which exposure route is the second most common route of exposure?
• The process by which new cells are formed for growth, repair and replacement in the body.
• Which term describes toxic substances that cause immediate illness or death when present in very small amounts?
• In flammable atmospheres, what do LEL and UEL stand for, and why are they important in BEA operations?
• Which two regulations govern the Hazard Communication Program (HAZCOM)?
• Matter is defined as:
• Which term describes a chemical that causes destruction or necrosis of living tissue at the site of contact?
• Which term describes a substance that irritates tissue on contact but has minimal systemic effects?
• The difference between Lethal Dose and Lethal Concentration is that Lethal Dose measures the amount of substance, while Lethal Concentration measures what?
• Which term is the outermost layer of the cell primarily composed of lipids and proteins?
• Which term describes the organization of many different tissues that perform a broad function such as digestion or circulation?
• Name three common active air sampling media for VOCs and a brief use case.
• Which term is defined as a chemical other than a blasting agent or explosive that initiates or promotes combustion in other materials, causing fire either by itself or through the release of oxygen or other gases?
• What is Rate of Entry?
• What is the science dealing with the structure of the body and the relation of its parts?
• Which term describes the average weight of all naturally occurring forms of the element?
• What are the core ergonomics principles in BEA to prevent musculoskeletal disorders?
• Which term describes a carbon-based compound?
• What does Assigned Protection Factor (APF) represent in respirator selection?
• Which of the following is a valid method to sample bioaerosols in BEA?
• What is the primary benefit of regular calibration checks and zero checks for sensors?
• Which term is the probability a substance will cause harm under specific conditions of use?
• What is the primary way the endocrine system regulates body activities?
• What is the key difference between disinfection and sterilization?
• Mass is defined as the quantity of matter in a body.
• Which term describes any substance that increases the concentration of hydroxide ions in a solution?
• In the NFPA 704 rating system, what do the color codes indicate?
• Which layer lies below the dermis and consists of fatty and connective tissue?
• Which of the following is NOT a component of the Written HAZCOM Program?
• Spherical droplets produced from a liquid by a mechanical process such as splashing, bubbling, or spraying.
• Hazard Communication Program (HAZCOM) is intended to minimize the incidence of chemically induced occupational illnesses and injuries by establishing guidance for training employees on the health and physical hazards associated with preventative measures.
• Which statement about the muscular system is true?
• Which term is a weak acid or base that tends to resist pH change?
• Which term refers to the amount absorbed into the body?
• What is the purpose of a dose-response assessment in occupational exposure assessment?
• If you must manage a basic respiratory protection program offline with no supplier support, what sequence of tasks would you perform?
• Which term describes any pure substance that cannot be broken down into simpler substances by chemical means?
• What is defined as exposure when a contaminated object breaks the skin, leaving the contaminant beneath the surface?
• Which statement differentiates NIOSH-approved filtering facepiece respirators (N95) from elastomeric respirators in terms of use and maintenance?
• Which term describes the capability of a substance to produce injury or illness, or the capacity of a chemical to harm or injure a living organism?
• The term for the amount of a given substance per volume of air that was deadly to a given percentage of test animals is what?
• In BEA, a dose-response assessment uses which of the following to estimate health impacts?
• Which term describes a gas stored under pressure?
• The term for the effect of the substances on the body or an organ is called what?
• Approximately what percent of body weight does the skeletal system account for?
• Which term refers to a homogeneous mixture involving two or more pure substances?
• Which term describes a group of similar cells performing a common function?
• Why is good housekeeping critical in BEA for preventing slips, trips, and falls?
• Which statement best describes the major functions of connective tissue?
• A confined space is defined as a space with limited entry/exit and potential hazardous atmosphere; entry permit requirements are typically expected.
• In the NFPA 704 rating system, which color code indicates health hazards?
• Which statement best describes chlorine dioxide in disinfection?
• Which exposure route is the rarest form of exposure?
• Which subatomic particle carries a negative electrical charge?
• How do you interpret the results of a biological risk assessment?
• Which term describes a real or potential condition that can cause injury or damage to personnel or the environment?
• Which term describes a chemical where acute or chronic health effects might occur in exposed employees?
• Which term is the study of the adverse effects of chemicals or physical substances on living organisms?
• Which statement about the compressibility of a solid is correct?
• Corrosive is defined as a chemical that causes destruction or necrosis of living tissue at the site of contact.
• Anesthetics are defined as agents that:
• Which term denotes toxic substances that cause immediate illness or death when consumed in very small amounts?
• What are the three fundamental factors in radiation safety that reduce exposure dose?
• Which substances are irritants that cause inflammation or aggravation of tissue upon contact?
• Which statement best describes a solid's volume?
• A chemical where acute or chronic health effects might occur in exposed employees is best labeled as which?
• How is WBGT used in BEA to manage heat stress risk?
• What is the purpose of an exposure dose-response assessment in BEA?
• What term refers to a foreign agent capable of causing an immune response in an individual, with repeated exposures leading to progressively stronger abnormal responses?
• Which term is the study of the adverse effects of chemicals on living organisms?
• The purpose of fit testing for respirators is to ensure the respirator seals properly; two common methods are qualitative saccharin and quantitative portacount. Which option best describes this?
• What is a simple method to evaluate a local exhaust ventilation system performance?
• What is defined as the series of changes that occurs within a cell from the time it is first formed until it reproduces?
• What is the purpose of post-exposure prophylaxis (PEP) in occupational exposures?
• What term describes a combined effect of exposures that is greater than the sum of the individual effects?
• What are simple calibration checks and why do they matter for gas detectors?
• How should you calculate an Occupational Exposure Limit (OEL) for a chemical with multiple exposure routes?
• Which term describes a material that exerts little systemic toxic action or that reacts on contact?
• Describe the difference between area sampling and personal sampling for air contaminants.
• Which statement best describes a mixture?
• Which statement best describes acute vs chronic exposure?