Most of the crayfish's diet is made up of which of the following?

a. Decomposing plant material c. Algae
b. Small fish d. Insects


A

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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

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In the United States, portland cement is packaged in bags holding 1 cubic foot and weighing _____.

a. 18 pounds b. 46 pounds c. 73 pounds d. 94 pounds

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Technician A says that carbon monoxide is an odorless and colorless gas present in gasoline engine exhaust. Technician B says that carbon monoxide poisoning causes flu-like symptoms. Who is correct?

A. A only B. B only C. Both A and B D. Neither A nor B

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A spot face is used to provide a sloped bearing surface for a washer face or bolt head.

Answer the following statement true (T) or false (F)

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