A blowdown system for a cooling tower ____.
A. relieves the concentration of sediment in the sump
B. provides extra draft for higher evaporation rate
C. promotes vortexing
D. provides a means for balancing the water flow
Answer: A
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AC voltage is stepped up or stepped down through ___________ action.
Fill in the blank(s) with the appropriate word(s).
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When alarmed, the red squirrel _____
a. gives an almost birdlike chirp b. runs up oak trees c. burrows into the ground d. bushes out its thick tail
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When classifying organisms, the first Latin name is the ____________________, while the second is the ____________________
Fill in the blank(s) with correct word
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Which of these animals does NOT have a monogastric digestive system?
a. Sheep c. Cat b. Pig d. Bird
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