Advanced Water Treatment and Purification Exam Questions and Answers

A water source with a pH value less than what number is an indication of possible CBR contamination? - Answer-6 In a driven well, the sections of well pipe are delivered in lengths of what size? - Answer-5 feet A temporary water source should not be converted into a permanent water source until after what activity has taken place? - Answer-An area search for a source requiring less development A well that is hand dug usually 3 feet in diameter or more is within what depth range? - Answer-20 feet to 40 feet What term is used to describe a water source developed for military use? - Answer-Water point The ion exchange unit removes which of the following undesirable properties of water? - Answer-Manganese and lead Moisture is held beneath the surface of the earth in what total number of zones? - Answer-Three You should reduce the water treatment rate when the outside temperature reaches what level? - Answer-45°F What water test kit does medical use to check a water source for chemical contamination? - Answer-M272 What minimum treatment is required for collected rainwater that is to be used as a water source? - Answer-Filtration and disinfection What minimum amount of residual chlorine is considered significant? - Answer-0.1 ppm When you are using copper sulfate to treat a lake, concentrations of organisms should never exceed how many parts per million to protect the lives of fish? - Answer-2 What is the name of the process whereby latent heat is removed and steam becomes water? - Answer-Vaporization