REHS Exam Ch.1- Water Questions With Complete Solutions
Which of the following soil conditions is the most favorable for removal of viruses? correct answer: Fine loamy sand over course sand & gravel Which of the following organisms are most resistant to unfavorable env. conditions & indicates past or possibly intermittent pollution? correct answer: Clostridium sporulates Which of the following wells is considered the most dependable source of water & is less likely to become contaminated? correct answer: Drilled wells Which of the following is NOT considered a satisfactory solution to the problem of chem. contamination in well systems? correct answer: Boiling the water Which of the following chems is the most widely used to destory microorgs? correct answer: Chlorine Which of the following is the best of backflow control? correct answer: Air gap Microscopic photosyn. plants of the simplest forms, having neither roots, stems no leaves, that are associated with taste & odor, filter clogging and other water problems are known as: correct answer: Algae Control of infectious, intestinal diseases of humans requires:
Escuela, estudio y materia
- Institución
- NEHA REHS/RS
- Grado
- NEHA REHS/RS
Información del documento
- Subido en
- 24 de agosto de 2023
- Número de páginas
- 22
- Escrito en
- 2023/2024
- Tipo
- Examen
- Contiene
- Preguntas y respuestas
Temas
-
rehs exam ch1 water questions with complete solu
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