A plant or animal that carries a disease or parasite during part of its life cycle is called a(n):
a. temporary host
b. external host
c. internal host
d. secondary host
D
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On a three-way switch, the common terminal is colored ____.
a. white b. black c. green d. gray
Describe the four things that must be present in order to have complete combustion.
What will be an ideal response?
Fossil fuel energy use associated with range livestock production is:
A) lower than for livestock fed harvested feeds under confined conditions. B) higher than for livestock fed harvested feeds under confined conditions. C) is about the same as for livestock fed harvested feeds under confined conditions. D) research is lacking that answers this question.
ASE-Style Multiple Choice Which of the following statements is LEAST-Likely true?
A. Most MIG machines that are designed for collision repair work have built-in timers that shut off the wire feed and welding arc after the time required to weld one spot. B. For MIG spot welding, a special welding nozzle must replace the standard nozzle. C. The MIG lap spot technique is a popular one for the quick, effective welding of lap joints and flanges on thin gauge, nonstructural sheets and skins. D. In MIG stitch welding, the spot nozzle is used, not the standard nozzle.