Plant pathologists need an awareness of air quality because they must:

a. watch for airborne disease organisms
b. watch for airborne insects
c. be aware of lightning strikes and tornados
d. realize when an earthquake will occur


A

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The formula for finding the inside-arc and outside-arc cutlengths for odd-angle elbows is _____.

a. length of arc = cosine of angle b. length of arc = degree of bend/360 c. length of arc = sine ×degree of bend d. length of arc = 2?r × (degree of bend/360)

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Stairs can be built with open stringers or housed stringers.

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

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Otto sought to open up relations with the

a. Byzantines. b. Muslims. c. Basques. d. Magyars.

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What are the typical pressure settings for a pressure-reducing valve and system relief valve in a hot-water oil-fired boiler?

What will be an ideal response?

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