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ABE-11 > C10 > Flashcards

C10 Flashcards

1
Q

is the process of removing the excess moisture
from the product that is above its equilibrium moisture
content by applying heat from combustible fuel to
minimize deterioration

A

Drying

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2
Q

is a machining process
that involves grinding, cleaning, tempering or crushing
into constituents.

A

Milling

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3
Q

mechanical grain dryer wherein the grain in fixed amount is held in
the drying chamber in batches until the grain reaches the desired moisture content

A

Batch type

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4
Q

batch type dryer wherein a fixed amount of grain is held stationary in
a horizontal grain holding bin

A

flat-bed type

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5
Q

batch type dryer equipped to circulate and/or mixed fixed amount of
grain during the drying operation

A

recirculating type

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6
Q

grains which show signs of fissures or fractures or splinters

A. dehusked grain
B. cracked grain
C. Cracked corn

A

B.

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7
Q

unshelled fruit of the corn plant where husk
has been removed

A

dehusked corn / ear corn / corn on cob

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8
Q

dryer in which the products of combustion
come into direct contact with the product being
dried

A

dryer, direct-fired

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9
Q

dryer in which the products of combustion do
not come in contact with the products being
dried

A

dryer, indirect-fired

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10
Q

device for reducing excess moisture from the
grain, with or without introduction of heat

A

grain dryer

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11
Q

grain or a piece of a grain with the length equal
to or greater than three-fourths (3/4) of the
average length of the whole kernel

A. Head grain
B. Head rice
C. Cracked grain

A

B. Head rice

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12
Q

device used to remove grain moisture by
forcing heated air through the grain mass until
the desired moisture content is attained

A

heated-air mechanical grain dryer

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13
Q

any device that is used to avoid human
accident related to drying operation
and/or damage to the parts and
components of the dryer during the
operation and automatically shuts-off
the operation of the dryer in case of
malfunction

A

Safety device

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14
Q

chamber maintained under pressure
for uniform distribution of the heated air
through the grain mass

A. Plenum
B. Moisture graident
C. Grain dryer
D. Dust collection system

A

A. plenum

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15
Q

difference between the maximum and
the minimum grain moisture content
randomly sampled after drying

A. Plenum
B. Moisture graident
C. Grain dryer
D. Dust collection system

A

B.

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16
Q

corn kernels, mainly of
either dent or flint
varieties of the plant Zea
mays

A. Dehusked corn
B. Corn on cob
C. shelled corn “maize”corn grain
D. Cracked corn

A

C.

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17
Q

chamber wherein the
grains are temporarily
held after drying chamber
or to the storage bin

A

tempering bin

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18
Q

The noise emitted by the heated-air mechanical
grain dryer shall not exceed ___ dB

A

92

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19
Q

• palea/lemma
• covered with trichomes/high silica
• a b r a s i v e a n d h a r d

A

R i c e H u l l

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20
Q

Calorific value of rice hull

A

3000 to 3500 kcal/kg

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21
Q

high percentage of oil

A

B r a n

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22
Q

• living organism in the grain
• “respiration”

A

G e r m

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23
Q

impurities of the same size as the paddy

A. rice straw, panicle, bag string,soil
B. dust, sand,soil particles, weed seed, insects,small stones
C. empty grains,stones and iron particles

A

C.

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24
Q

___ or rough rice is called Palay (Oryza Sativa L.) in
the Philippines.

A

Paddy

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25
Q

this is the o u t c o m e when husk is separated from the paddy. This is sometimes called cargo Rice or Pinawa in the Philippines. It is composed of bran, endosperm and the embryo.

A

B r o w n R i c e

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26
Q

outer layer of the brown rice consisting of the
aleurone cells covering the endosperm of the rice grain

A

Bran

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27
Q

grains that break in the process of MILLING which have a size of less than eight-tenth (8/10) of
the average length of whole grain

A

Broken grains

28
Q

measure of the ability of the
machine to remove t h e hulls

A

Coefficient of hulling

29
Q

grain or fraction of grain with its length equal
to or greater than eight-tenth (8/10) of the average length
of the whole grain

A

Head rice

30
Q

grains obtained after the removal of hull and
b r a n

A

Milled rice

31
Q

measure of the ability of the
machine to remove the hulls without breaking the grain

A. Hulling efficiency
B. I n p u t c a p a c i t y
C. Coefficient of wholeness
D. Milling c a p a c i t y

A

C. Coefficient of wholeness-

32
Q

weight of palay per unit loading time
into the hopper/intake pit, expressed in kilogram per hour

A. Hulling efficiency
B. I n p u t c a p a c i t y
C. Coefficient of wholeness
D. Milling c a p a c i t y

A

B. Input capacity

33
Q

Product of the coefficient of hulling and the coefficient of wholeness of grains, expressed in percent

A. Hulling efficiency
B. I n p u t c a p a c i t y
C. Coefficient of wholeness
D. Milling c a p a c i t y

A

A. Hulling efficiency

34
Q

extent by which the bran layer of the brown rice is removed as a result of whitening.

A. Hulling efficiency
B. Milling degree
C. Coefficient of wholeness
D. Milling c a p a c i t y

A

B. Milling degree

35
Q

ratio of the weight of milled rice to the total weight of palay, expressed in percent

A. Percent head rice
B. Milling recovery
C. Milling d e g r e e
D. Milling c a p a c i t y

A

B. Milling recovery

36
Q

binlid” chips small pieces or particles of
grains that pass through a sieve having round perforations 1.4 millimeters in diameter

A. Percent head rice
B. Milling recovery
C. Brewers Rice
D. Milling c a p a c i t y

A

C.

37
Q

rice grain from which the hull, the germ, and the bran layers have been completely removed

A. Overmilled Rice
B. Output Capacity
C. We l l - m i l l e d r i c e

A

A. Overmilled Rice

38
Q

rice grain from which the hull, the germ, the outer bran layers, and the greater part of the inner bran layer have been removed, but part of the
lengthwise streaks of the bran layers may still be present
on less than 15% of the sample grains

A. Overmilled Rice
B. Output Capacity
C. We l l - m i l l e d r i c e

A

C. We l l - m i l l e d r i c e

39
Q

weight of milled rice per unit of milling time, expressed in kg/h

A. Overmilled Rice
B. Output Capacity
C. We l l - m i l l e d r i c e

A

B. Output Capacity

40
Q

grain of the lengthwise streaks of the bran layers may still be present on 15% to 40% of the
Sample grains.

A. Regular Milled rice
B. We l l - m i l l e d r i c e
C. Undermilled Rice

A

A. Regular Milled rice

41
Q

rice grain from which the hull, the germ, t h e outer bran layer, and the greater part of the inner bran layer have been removed, but part of the
lengthwise streaks of the bran layer may still be present
on more than 40 % of the sample grains.

A. Regular Milled rice
B. We l l - m i l l e d r i c e
C. Undermilled Rice

A

C. Undermilled Rice

42
Q

extent to which the bran layers has been removed in
t h e hulled rice

A

Milling Degree

43
Q

more than 40% presence of bran streaks in sample grains

A

Under Milled Rice

44
Q

Less than 20 % presence of bran
streaks in sample grains

A

Well Milled Rice

45
Q

Bran layers and parts of the
endosperm have been removed

A

Over Milled Rice

46
Q

Removing foreign material such as particles of
sand, stones, straw, seeds, etc. from the paddy.

A

Cleaning

47
Q

Removing the husk from the paddy with a
minimum damage to the grain, and separating the husk from
the paddy. Most dehuskers remove about 90% of the husk.

A

Dehulling

48
Q

Separating dehusked paddy from any
remaining paddy grains.

A

Paddy separation

49
Q

Removing all or part of the bran layer from
the grain to produce polished rice.

A

Bran removal:

50
Q

Separating broken from unbroken
rice. The brokens are often separated into different sizes.

A

Grading

51
Q

can be a single pass or a multi-
stage process.

A

rice milling system

52
Q

In a _____milling process, husk and bran
removal are done in one pass and milled or white rice is
produced directly out of the paddy.

A

single pass milling process

53
Q

In a____ process, removing husk and removing
bran to produce white rice are done separately by two or
more independent machines.

A

multi-stage process

54
Q

It is called ____system
when two or more whitening machines are installed and used.

A

multi-stage system

55
Q

Classification of Rice Mill
• Based on the Principle of Operation

A

• Single-pass Rice Mill
• Multi-stage Rice Mill

56
Q

Classification of Rice Mill
-Based on the Type of Huller

A

• Under-runner Disc Type
• Rubber-roll Type
• Centrifugal Type

57
Q

coarse powder from outer covering of the corn kernel removed
during the milling process

A

bran “tahop”

58
Q

refers to corn grit # 20 and # 24, floured corn, germ and bran

A

by-product

59
Q

ratio of the weight of by-products, to the total weight of corn kernel
input, expressed in percent

A

by-product recovery

60
Q

shelled corn of either dent or flint varieties

A. corn kernels
B. corn grits
C. Bran

A

A. Corn kernels

61
Q

milled corn kernels with particle size between 1.8 mm to 2.0 mm

(Grit #?)

A

grit #10

62
Q

milled corn kernels with particle size between 1.5 mm to 1.7 mm

A

Grit#12

63
Q

milled corn kernels with particle size between 1.2 mm to 1.4 mm

A

Grit#14

64
Q

milled corn kernels with particle size between 1.10 mm to 1.19 mm

A

Grit#16

65
Q

: milled corn kernels with particle size between 0.86 mm to 1.09 mm

A

Grit 18

66
Q

corn grit by-product with particle size between 0.70 mm to 0.85 mm

A

Grit#20

67
Q

corn grit by-product with particle size smaller than 0.70 mm

A

Grit#24

ABE-11 (6 decks)

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