What is the ideal moisture level for stored popcorn seeds?
a. 16 to 19%
b. 21 to 27 %
c. 13 to 14.5%
d. 3.5 to 7% |
| Answer: c |
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What are the leading states in popcorn production?
a. Illinois and Kansas
b. Ohio and Oklahoma
c. Nebraska and Indiana
d. Iowa and Texas |
| Answer: c |
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____________________ is known as the seed coat, is necessary to keep foreign material from entering the seed.
a. pericarp
b. embryo
c. endosperm
d. micropyle |
| Answer: a |
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The greater the quantity of this material, the better the seed will pop.
a. cotyledon
b. opaque endosperm
c. translucent endosperm
d. germ |
| Answer: c |
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What is the most important factor in popping popcorn?
a. the cooking oil used
b. achieving very rapid heat
c. the protein content of the popcorn
d. moisture in popcorn kernels |
| Answer: d |
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Where can popcorn be grown?
a)only in North and South America
b)anywhere that typical field corn can be grown
c)anywhere that typical soil type is a sandy loam
d)only in Nebraska and Indiana
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| Answer: b |
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How is popcorn harvested?
a)the whole plant is used during the harvesting process
b)as ear corn
c)kernels are separated from the cob
d)detasseling method is used
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| Answer: b |
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What moisture content range is popcorn usually harvested at?
a)8-10 percent
b)13-15 percent
c)16-19 percent
d)23-28 percent
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| Answer: c |
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Which of the following must be done in-order to maintain optimal moisture level needed for popping?
a)kernels must be separated from the ear
b)kernels must be stored in an open-air container
c)kernels must remain on the ear
d)kernels must be stored in a light resistant container
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| Answer: a |
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What is the result if popcorn seeds are allowed to dry out?
a)There will be no change in moisture level.
b)The ears will need to be carefully inspected for germination rate.
c)Popcorn seeds have a resistance to drying out because of a thick pericarp.
d)There will not be enough moisture within the seeds to build pressure to pop.
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| Answer: d |
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Which part of the popcorn seed must withstand the pressure before the seed ultimately ruptures and "pops”?
a)embryo
b)hypocotyl
c)pericarp
d)epicotyl
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| Answer: c |
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Which part of the seed has no role in the popping of popcorn?
a)pericarp
b)translucent endosperm
c)embryo
d)none of the above
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| Answer: c |
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The endosperm in popcorn is composed mostly of _____.
a)water
b)starch
c)oil
d)protein
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| Answer: b |
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Why would field corn have a low percentage of popping?
a)moisture level too high
b)the amount of endosperm
c)size of the embryo
d)pericarp not strong enough
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| Answer: d |
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If condensation is the changing of a gas to a liquid then what occurs when liquid changes to a gas?
a)vaporizes
b)precipitation
c)evaporation
d)atmosphere pressure
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| Answer: a |
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