Statistics for Texas Waste Water Treatment Ch#07 Suspended Growth Systems (ponds)

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Question	Answer	% Correct
Which of the following is an example of a pond classified according to its dissolved oxygen content?	All of the above	93%
Wastewater stabilization ponds will effectively reduce ________.	BOD and bacteria	93%
________ are essential to the efficient operation of a wastewater stabilization pond.	Dissolved oxygen, algae, and bacteria	93%
Wastewater stabilization ponds are usually ________.	3–5 ft. deep	86%
Which of the following are types of ponds used in treatment?	All of the above	86%
Facultative lagoons should be which of the following?	All of the above	86%
Which of the following describes waste water stabilization ponds?	All of the above	79%
Raw wastewater anaerobic ponds are usually not used by ________.	municipalities	79%
Which of the following applies to multiple inlets and outlets?	Shall be above water AND will assure an evenly distributed flow	79%
Control tests on pond effluents include which of the following?	BOD, TSS and PH	71%
A chemical factor influencing the efficiency of wastewater stabilization ponds is ________.	carbon dioxide	71%
Good housekeeping around ponds includes ________.	keeping dike clean	71%
The ideal orientation of a wastewater stabilization pond would be ________.	parallel with prevailing winds	71%
The organic loading on wastewater stabilization ponds should not exceed ________.	35 lb. BOD/acre/day	64%
Short-circuiting in a pond will do which of the following?	Reduce the detention time	64%