REHS Exam Practice Test 2 With 100% Correct And Verified Answers

REHS Exam Practice Test 2 With 100% Correct And Verified Answers What would you expect from a swimming pool with a high pH reading? a. cloudiness, scaling, and irritation to eyes b. cloudiness, corroding, and irritation to the eyes - Correct Answer-a. cloudiness, scaling, and irritation to eyes Which chemical will raise pH? a. Sodium Carbonate b. Calcium Carbonate c. Sodium Bicarbonate d. Sodium Bisulphate d. Ozone - Correct Answer-a. Sodium Carbonate - Soda Ash How would a swimmer most likely contract Legionella pneumophilia from a pool? a. Ingestion of pool water b. Direct contact with pool water c. Inhalation of water vapor d. Puncture from damaged equipment - Correct Answer-c. Inhalation of water vapor Swimming pool water clarity is measured in NTUs, it is recommended that a level of 0.5 NTU: a. Shall be maintained b. Shall not be exceeded c. Is the minimum level d. Is the maximum level - Correct Answer-b. Shall not be exceeded What is the microbe entirely responsible for skin inspection in a whirlpool? a. Pseudomonas aeruginosa b. Legionella pneumophilia c. Cryptosporidium d. Giardia - Correct Answer-a. Pseudomonas aerugionosa What does the pool turnover rate formula tell: a. Gallons per minute flow rate b. Chlorine Demand c. Efficiency of pumps d. Number of hours it will take for the entire content of the pool to pass through the filters - Correct Answer-d. Number of hours it will take for the entire content of the pool to pass through the filters A pool filtration system should filter the entire volume of water every: a. 2-3 hours b. 6-8 hours c. 10-12 hours d. 12-24 hours - Correct Answer-b. 6-8 hours Pool water depth should be marked on the pool perimeter for every __________ of depth change. a. 1 foot b. 2 foot c. 4 foot d. 6 foot - Correct Answer-b. 2 foot It has been found that pools less than 30 feet wide with a surface area less than 1600 square feet.... a. may utilize skimmers instead of gutters b. may utilize gutters instead of skimmers c. are not required to have disinfectant feeders d. do not have to use continuous equipment operation - Correct Answer-a. may utilize skimmers instead of gutters The pool must be designed.... a. with oversized filters to meet unexpected peak demands b. with oversized pumps to meet peak demands c. with a variety of filter types to provide filtering options for the operator d. to fit the expected number of swimmers - Correct Answer-d. to fit the expected number of swimmers The fresh water supply line to the pool must... a. Have a direct solid connection to a public water line b. Fill to the pool through an approved air gap c. Have an approved pump hooked to the public water supply line to suck the water to the pool for fast fills d. None of the above - Correct Answer-b. Fill to the pool through an approved air gap What chemical will lower pH?