A Grade 8 bolt has _______ Radial Lines on its heaD

A. No
B. 2
C. 5
D. 6


D

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Consider the materials flow chart shown in the Figure 10.40. The wastes from primary production and manufacturing are 17% and 24% of their respective stocks. The mass of material from secondary production is 23% of the mass from primary production.



What will be an ideal response?

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Coal generates 65 percent of all the world's electricity

Indicate whether the statement is true or false

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What are the reasons for tillage? Explain its effects

Fill in the blank(s) with the appropriate word(s).

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Most chickens used for broiler production evolved from a cross of three common breeds.

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

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