Water_Treatment Study Test Multiple Choice Quiz Class III provided by AWTP

Water_Treatment Study Test Multiple Choice Quiz Class III provided by AWTP
1. What term describes the chemical capacity of water to neutralize acids?
a. Acidity
b. Alkalinity
c. Hardness
d. pH
2. What should be the sample volume when testing for total coliform bacteria?
a. 100 ml
b. 250 ml
c. 500 ml
d. 1,000 ml
3. What is the major health risk of nitrates?
a. Methemoglobinemia- Blue Baby Syndrome
b. Nervous system damage
c. Prostate cancer
d. Gastrointestinal effects
4. The secondary standard for iron recommends that the concentration not
exceed?
a. 0.30 mg/L
b. 0.41 mg/L
c. 0.50 mg/L
d. 0.61 mg/L
5. Monitoring and control equipment often communicate with the SCADA
system via?
a. Fax
b. Internet
c. Fiber optics
d. 4-20 mA signal
6. According to the EPA, sedimentation is based on a theoretical detention time
of?
a. 30 seconds
b. 30 minutes
c. 4 hours
7. For public water systems using surface water and groundwater under the
influence of surface water, turbidity must be monitored at least?
a. Every 4 hours
b. Daily
c. Hourly
d. Every 12 hours
8. Four-log removal for viruses is?
a. 99.90 %
b. 99.00 %
c. 99.99 %
d. 90.00 %

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