Which group of organic insecticides is most damaging to earthworms in soils?
A) chlorinated hydrocarbons B) organophosphates C) carbamates
C
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Technician A says that galvanic activity is the result of a poor ground connection. Technician B says that electrolysis can occur with a poor ground connection. Which technician is correct?
A) Technician A only B) Technician B only C) Both technicians D) Neither technician
The top piston ring is positioned as high as possible on the piston to increase piston slap, help ring durability, and lower emissions.
Answer the following statement true (T) or false (F)
Nutrient levels for nonruminant rations are usually stated as a "proportion of the ration."
A. True B. False
So that the top course in a two-course slab-on-grade can move independently, it is _____
a. unbonded b. quite thin c. very light d. unadhered