What four requirements must be met when constructing a catfish pond?
What will be an ideal response?
When constructing a catfish pond:
1 . The ground must be flat.
2 . The ground and walls of the pond must be impermeable to water.
3 . The ambient temperature should be between 77 and 81 degrees Fahrenheit.
4 . There needs to be a ready source of clean water with low salinity, low concentrations of toxicants, and a hardness between 50-100 mg/1 calcium carbonate equivalents.
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An electronic engine control system consists of:
A. Input sensors B. Actuators C. Control module D. All of the above
The rolled towel test is used to determine ________.
Fill in the blank(s) with the appropriate word(s).
In an effort to reduce environmental impact during and after construction, reduce construction waste, and make buildings more efficient, the state of California passed the:
A) CALGreen Code. B) LEED Rating System. C) Montreal Protocol. D) International Energy Conservation Code.
The rate of water evaporation in a cooling water tower is approximately:
A) 1 gallon of the water per hour for every 10 degrees the water is cooled. B) 10 gallons of water per hour for every 10 degrees the water is cooled. C) 10 percent of the water supplied to the tower for every 10 degrees the water is cooled. D) 1 percent of the water supplied to the tower for every 10 degrees the water is cooled.