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WATER AND SANITATION ENGINEERING III - WSE3701 LATEST EXAM WITH VERIFIED QUESTIONS AND ANS, Exams of Medicine

WATER AND SANITATION ENGINEERING III - WSE3701 LATEST EXAM WITH VERIFIED QUESTIONS AND ANSWERS.pdf

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2024/2025

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WATER AND SANITATION
ENGINEERING III - WSE3701 LATEST
EXAM WITH VERIFIED QUESTIONS
AND ANSWERS
question-FLUID MECHANICS AND HYDRAULICS - answer-That branch of applied
mechanics that deals with the behavior of fluid at rest and in motion respectively.
question-Philippine Sanitation Code - answer-PD 856
question-WATER SUPPLY ENGINEERING - answer-A branch of engineering concerned with
the development of sources of supply, transmission, distribution, and treatment of water.
question-WATER - answer-The most Abundant substance on earth, the principal constituent of
all living things, and a constantly shaping the surface of the earth.
question-HYDROLOGIC CYCLE - answer-Involves the continuous circulation of water in the
Earth-Atmosphere system. Processes involve evaporation, transpiration, condensation,
precipitation and runoff.
Sanitary Engineering Law - answer-An act to regulate the practice of Sanitary Engineering in the
Philippines or the Sanitary Engineering Law. RA 1364
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WATER AND SANITATION

ENGINEERING III - WSE3701 LATEST

EXAM WITH VERIFIED QUESTIONS

AND ANSWERS

question-FLUID MECHANICS AND HYDRAULICS - answer-That branch of applied mechanics that deals with the behavior of fluid at rest and in motion respectively. question-Philippine Sanitation Code - answer-PD 856 question-WATER SUPPLY ENGINEERING - answer-A branch of engineering concerned with the development of sources of supply, transmission, distribution, and treatment of water. question-WATER - answer-The most Abundant substance on earth, the principal constituent of all living things, and a constantly shaping the surface of the earth. question-HYDROLOGIC CYCLE - answer-Involves the continuous circulation of water in the Earth-Atmosphere system. Processes involve evaporation, transpiration, condensation, precipitation and runoff. Sanitary Engineering Law - answer-An act to regulate the practice of Sanitary Engineering in the Philippines or the Sanitary Engineering Law. RA 1364

question-DAMS - answer-Its purpose is to impound water, wastewater or liquid borne materials for several reasons, such as flood control, human water supply, irrigation, livestock water supply, energy generation, containment of mine tailings, recreation, or pollution control. question-INTAKES - answer-Are facilities, devices or structure which essentially consists of opening, grating or strainer through which the raw water from the source enters or divert for the purposes of water supply, hydroelectric power and irrigation. question-ENGINEERING HYDROLOGY - answer-The study of processes such as precipitation, runoff, evaporation and their interaction. Deals with estimation of water resources. question-WATERSHED - answer-It is topographically an area of land from which rainwater can drain as surface run-off, via specific stream or river system to a common outlet point which may be a dam, irrigation system or municipal water supply take off point, or where the stream/river discharges into a large river, lake or the sea. question-Aquifer - answer-A geological formation that can store and transmit water. question-Backflow - answer-The unwanted reversal of flow in a pipeline, which can lead to contamination. question-Chlorination - answer-The process of adding chlorine to water for disinfection. question-Filtration - answer-The process of removing particles from water by passing it through a filter.

question-Sorting - answer-What comes after the collection and transportation of wastes? question-Recyclable materials - answer-What type of materials are cleaned and transformed into new products? question-Hazardous waste materials - answer-What are the examples of hazardous waste materials? question-Careful handling of hazardous wastes - answer-Why do hazardous wastes require careful handling as opposed to other types of waste? question-Protective liners in landfill designs - answer-What is the purpose of the multiple layers of protective liners in landfill designs? question-Decomposition of solid wastes - answer-How many years does it usually take for solid wastes to decompose on landfills? question-Purpose of protective liners in landfills - answer-To prevent contamination of soil and groundwater question-Years for solid wastes to decompose in landfills - answer-2000 years question-Primary legislation governing plumbing systems in the Philippines - answer-National Building Code

question-Component NOT part of plumbing system in buildings - answer-Electrical system question-Common material for water supply pipes in the Philippines - answer-PVC question-How Philippine Plumbing Code ensures public health and safety - answer-By establishing design standards question-Common method for sewage treatment in the Philippines - answer-Centralized Sewage Treatment Plants (STPs) question-Requirement for a plumber to legally perform work in the Philippines - answer-A license and registration question-Role of Local Government Units (LGUs) in plumbing regulation - answer-They enforce plumbing codes and conduct inspections question-Challenge in enforcing plumbing codes in informal settlements - answer-Lack of regulation and access to resources question-How property owners can promote compliance with plumbing standards - answer-By hiring licensed plumbers question-Primary law governing environmental protection in the Philippines - answer-Republic Act No. 9003

question-Definition of a water closet - answer-A small room within a bathroom that houses the toilet and sometimes the sink question-Easily accessible section of pipe for plumbing maintenance - answer-Clean Out question-Sink and drain used for handwashing - answer-Lavatory question-Sanitary & Plumbing Symbol 'CWL' - answer-Cold Water Line question-Sanitary & Plumbing Symbol 'JB' - answer-Junction Box question-Definition of plumbing - answer-Refers to the water supply and drainage of wastewater sewage question-Material used for drafting large pipes - answer-Scale Layout question-Lightweight metal often alloyed with copper - answer-Aluminum question-Used to connect straight section pipes of different sizes - answer-Reducer question-Used to change the direction of a pipeline - answer-Elbows

question-Angle of intersection of a circular curve - answer-45° 30' question-Radius of a circular curve with an external distance of 12.02 m - answer-226.94 m question-Degree of curve using middle ordinate of 2 m and long chord of 70 m - answer-3.7° question-Outside diameter of a hollow steel tube under tensile load of 400 kN - answer-119.35 m question-Force required to punch a 20-mm-diameter hole in a plate 25 mm thick - answer-549. kN question-Pressure force acting on a body submerged in a liquid - answer-Buoyant force question-Rational method for reservoir-capacity yield analysis in dam design - answer- Hydrograph question-If the first derivative of the equation of a curve is a constant - answer-The curve is a straight line question-Water that flows from the atmosphere to the earth's surface - answer-Precipitation question-Term for pipe flowing under pressure - answer-Perimeter

question-Newton's second law of motion - answer-Force equals mass times acceleration. question-Renewable source of energy - answer-Biomass. question-Purpose of the Sanitation Code of the Philippines - answer-To ensure the protection and promotion of public health through proper sanitation. question-Common type of error in surveying - answer-All of the above. question-Mass Number - answer-The sum of protons and neutrons. question-Ion - answer-An atom or group of atoms carrying a + or a electric charge. question-Oxidation - answer-A process where the oxidation number of an atom becomes larger. question-Half-life - answer-Time required for half life of the original sample of nuclei to decay. question-Cell Potential - answer-The potential difference between two electrodes of a voltaic cell. question-Ideal gas law formula - answer-PV = nRT.

question-Unit of acceleration - answer-m/s². question-Speedometer - answer-A gauge that measures instantaneous speed. question-Acceleration of a car moving at constant speed - answer-Zero. question-Not a form of potential energy - answer-Chemical. question-Clarity - answer-Presence of contaminants question-Food safety practices - answer-Implementing a Hazard Analysis and Critical Control Points (HACCP) plan. question-Pest control method - answer-Keeping areas clean and free of food debris. question-Emerging technology for food sanitation - answer-Smart temperature monitoring systems. question-Primary goal of public health engineering - answer-To protect community health through the management of water, sanitation, and waste. question-Not a common focus area in public health engineering - answer-Structural engineering of skyscraper.

question-Treatment using microorganisms - answer-Biological treatment. question-Source separation in waste management - answer-Sorting waste at the source. question-Major risk of poor sanitation - answer-Waterborne diseases. question-Septic system that works best in sandy soil - answer-Mound system. question-Common industrial wastewater contaminant - answer-Heavy metals. question-Method widely used to kill germs in water - answer-Chlorination. question-Key indicator of water contamination - answer-E. coli. question-Soil erosion - answer-Wearing away of the top layer of soil, often caused by wind, water, or human activity. question-Environment - answer-All the living and non-living things around us, including air, water, plants, animals, and people. question-Recycling - answer-Process of converting waste materials into new products to prevent waste and conserve resources.

question-Deforestation - answer-Clearing of forests to make way for agriculture, urban development, or other uses. question-Renewable resource - answer-Resources that can be replaced naturally, like sunlight, wind, and water. question-Non-renewable resource - answer-Resources that cannot be replaced once they are used, like coal, oil, and natural gas. question-Pollution - answer-Introduction of harmful substances into the environment, which can damage ecosystems and health. question-Climate change - answer-Long-term changes in temperature and weather patterns, often caused by human activities. question-Pollutant - answer-Substance that makes the environment dirty or harmful, such as chemicals, waste, or smoke. question-Biodiversity - answer-Variety of different species of plants, animals, and microorganisms in an ecosystem. question-Storm water - answer-Rain water.

question-Human activities and biodiversity loss - answer-Habitat destruction, pollution, overfishing, and introduction of invasive species. question-Role of renewable energy sources - answer-Produce little to no greenhouse gas emissions during operation. question-Deforestation and carbon dioxide levels - answer-Reduces trees available to absorb carbon dioxide. question-Major water pollutants - answer-Heavy metals, nutrients, plastics, and pathogens. question-Urbanization impact - answer-Creates heat islands and leads to habitat loss. question-Strategies to reduce plastic waste - answer-Promoting recycling and implementing bans on single-use plastics. question-Invasive species disruption - answer-Outcompete native species for resources and introduce diseases. question-Significance of the carbon cycle - answer-Regulates atmospheric CO2 levels and facilitates energy flow through ecosystems. question-Sustainable agriculture practices - answer-Help preserve soil health and promote biodiversity.

Environmental Health - answer-It addresses all the physical, chemical, biological factors to a person. Assessment and control of environmental factors that can affect environment. question-Water, Sanitation and Hygiene (WASH) - answer-Is one major concern of Environmental Health. question-Water Scarcity, Poor Water Quality and Inadequate Sanitation - answer-Have negatively impact food security, livelihood choices and educational opportunities for poor families across the world. question-Hydropower - answer-Is the most important and widely used renewable source of energy. question-16% - answer-As of 2011, represented _ % of total electricity production worldwide. question-70% - answer-All water abstracted from rivers, lakes and aquifers is used for irrigation. question-70% - answer-Floods and other water-related disasters account for _ % of all deaths related to natural disasters. question-76% to 91% - answer-Between 1990 and 2015, the proportion of the global population using an improved drinking water source has increased from.

question-700 million people - answer-The global MDG target for sanitation has been missed by almost. question-2.1 Billion - answer-Have gained access to improved sanitation facility since 1990. question-2.4 Billion - answer-In 2015, estimated people globally have no access to improved sanitation facilities such as toilets or latrines. question-946 Million - answer-Defecate in the open. Nine out of ten in rural areas. question-More than 80% - answer-Wastewater resulting from human activities is discharge into rivers or sea without any pollution removal. question-1,000 - answer-Children die due to preventable water and sanitation related diarrhoeal diseases. question-502,000 and 280,000 - answer-Inadequate drinking water and sanitation are estimated _ diarrehea deaths. question-297,000 - answer-Most likely estimate of disease burden from inadequate hand hygiene amounts to. question-842,000 - answer-Total, diarrhea deaths are estimated to be caused by this cluster of risk factors, which accounts for 1.5% of the total disease burden and 58% of diarrheal diseases.

question-361,0 00 - answer-In children under 5 years old, _ deaths could be prevented, representing 5.5% of deaths in that age group. question- - answer-Additional reduction in diarrheal disease risk for combined WASH interventions. question-600 000 in 2012 - answer-The number of children dying from diarrheal diseases, which are strongly associated with poor water, inadequate sanitation and hygiene, have steadily fallen over the two last decades from approximately 1.5 million deaths in 1990 to just above. question-Global Goals - answer-Sustainable Development Goals, otherwise known as. question-Millennium Development Goals(MDGs) - answer-eight anti-poverty targets that the world committed to achieving by 2015. The MDGs, adopted in 2000, aimed at an array of issues that included slashing poverty, hunger, disease, gender inequality, and access to water and sanitation. Enormous progress has been made on the MDGs, showing the value of a unifying agenda underpinned by goals and targets. Despite this success, the indignity of poverty has not been ended for all. question-United Nations Conference on Sustainable Development - answer-The SDGs were first formally discussed at. question-Rio de Janeiro (June 2012) - answer-SDG held in question-1. No Hunger