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Texas Basic Waste Water Operations Ch#10 Stabilization Ponds - Statistics

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  • This quiz has been taken 23 times
  • The average score is 8 of 13
Answer Stats
Question Answer % Correct
The purpose of a wastewater pond is to treat wastewater by natural processes in a warm climate with ample sunshine and low rainfall. True
100%
The treatment of organic matter in a stabilization or facultative pond depends upon sunlight, algae, and bacteria. True
86%
Ponds should be fitted with inlets having multiple outlets to control short-circuiting. True
86%
One surface acre furnishes treatment for about ________ people. 300
71%
In stabilization ponds, aerobic conditions exist throughout the pond length. False
71%
Anaerobic ponds require sunlight, algae, and dissolved oxygen to be present. False
71%
In stabilization and facultative ponds, aerobic bacteria consume organic material, produce carbon dioxide, and, with sunlight, (algae) consume carbon dioxide and produce oxygen. True
71%
Organic loading of a stabilization pond is about ________ pounds of BOD per acre per day with a detention time of at least ________ days. 35/30
57%
Under ideal conditions in a stabilization pond, BOD is reduced ________. 85-90%
43%
It is recommended that the following samples be taken daily: pH, temperature, and ________. DO
43%
Levees must have a top width of at least 10 feet for fishing and picnic tables. False
43%
A pond should be lined and the soil compacted to prevent seepage into surface water False
29%
Large vegetation should be removed within 2 feet of the embankment and vegetation should be maintained at a mowing level. False
29%
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