Exam (elaborations)
AWWA Grade 1 Water Treatment Questions and Answers 2024
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AWWA Grade 1 Water Treatment
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AWWA Grade 1 Water TreatmentU.S.E.P.A - answer United States Environmental Protection Agency- The US
Government Agency responsible for implementing federal laws designed to protect the
environment
Contaminant - answer Anything found in water other than water itself
Pathogen - answer A disease causing organism
Microorganism - answer An organism too small to be seen with the naked eye, and is
only visible with a microscope
Parasite - answer An organism that lives within, and may cause harm to other
organisms
Bacteria - answer A one-celled microorganism that has no chlorophyll. Usually has a
sphere, curved, or rod shape
Escherichia Coli (E-Coli) - answer A bacterium of the coliform group used as a
substitute for fecal coliforms in the regulations of the Total Coliform Rule
Filter - answer A porous layer of paper. glass fiber, or cellulose acetate used to remove
particulate matter from water samples and other chemical solutions.
Virus - answer The smallest and simplest form of life
Protozoa - answer Small single-celled animals including amoebae, ciliates and
flagellates
Giardia - answer A protozoan that can survive in water and that causes human disease
Coliform Bacteria - answer A group of bacteria predominantly inhabiting the intestines of
humans or animals but also occasionally found elsewhere
Multiple-Tube Fermentation - answer A laboratory method used for coliform testing that
uses a nutrient broth place in culture tubes
MMO-MUG Method - answer An approved bacteriological procedure for detecting the
presence or absence of total coliforms and E. Coli
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