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REGISTERED SANITARIAN CHAPTER 5 2023|2023/24 UPDATE|GRADED A+
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REGISTERED SANITARIAN CHAPTER 5 2023|2023/24 UPDATE|GRADED A+
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REGISTERED SANITARIAN CHAPTER 52023
the wastewater from the flushing of a water closer, latrine, or privy is referred to
as: - correct answer Black water
If a septic tank is pumped during a wet period , the : - correct answer Tank may
float out of the ground
Nutrients associated with eutrophication include all of the following except:
A. Organic carbon
B. Potassium
C. Nitrogen
D. Phosphates - correct answer Potassium
Which of the following is LEAST important when reducing sewage to gases?
A. Anaerobic bacteria
B. Earth worms
C. Protozoa
D. Aerobic bacteria - correct answer Earth worms
a septic tank maintenance worker has checked an empty tank for the presence of
hydrogen sulfide H2S. the test was negative, and there are no odors indicating
the presence of other hazardous gases. is the tank safe to enter without a
respirator and supplied air? - correct answer No, because oxygen content and
methane were not tested
All of the following are true about ozone as a disinfectant EXCEPT which one?
A. Nontoxic to aquatic organisms
B. Source of dissolved oxygen
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