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RUSVM Animal Production Elective > Exam 1 review > Flashcards

Exam 1 review Flashcards

1
Q

Which is the US leading state in Pig production?

A

Iowa

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2
Q

Over the last 35 years, milk production in the US has:

A

Increased but the number of dairy cows has decreased

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3
Q

Three levels of the poultry industry in US (Top to bottom)

A

Genetics/selection farms- Reproduction farms- Production farms

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4
Q

In present day commercial broiler production how long does it take for an animal to
reach market weight?

A

6 weeks

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5
Q

Broiler production houses are

A

Cleaned and disinfected between flocks

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6
Q

A layer hen is expected to lay on average, approximately:

A

One egg every 24 hours

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7
Q

The majority (85%) of the eggs produced in the US come from:

A

In-line egg farms

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8
Q

Egg candling is not used for:

A

The elimination of brown eggs

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9
Q

Which is the most frequent system of egg production in the US:

A

Battery cages

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10
Q

The gestation of a Goat or Sheep is

A

5 months

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11
Q

A commercial laying hen usually has a productive lifespan of:

A

Just under 2 years

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12
Q

The farrowing crate/pen is crucial:

A

To avoid sows crushing piglets

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13
Q

A chicken chic will hatch out of its egg in:

A

21 days

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14
Q

The Dairy cattle production cycle aims to have:

A

One calf per year and a 305 days lactation

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15
Q

What is the dairy breed with the highest fat content (4.9%) on average?

A

Jersey

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16
Q

The gestation of a camel is

A

13-14 months

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17
Q

Conformation of Beef cattle

A

Rectangular shape conformation

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18
Q

The main objective of a cow-calf beef cattle production operation is:

A

To produce calves to sell to feedlot operations

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19
Q

Which of the following is not conducted in male calf management:

A

Iron injection

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20
Q

Which of the following finishing systems is characterized by more roughages and less
grain?

A

Deferred finishing system

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21
Q

In the last 50 years the average turkey slaughtered in the USA has:

A

Increased live weight and increased breast proportion

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22
Q

What types/breeds of turkey can be selected for range production?

A

Broad breasted bronze and Beltsville small white

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23
Q

Artificial Insemination is the most common breeding method the commercial
production of:

A

Turkeys and Dairy cattle

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24
Q

What is the gestation of a yak

A

Similar to a cow-260-270 days

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25
Q

Which species has the meat with the lowest cholesterol content?

A

Turkey

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26
Q

The majority of Turkeys produced in the USA are raised

A

In confinement

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27
Q

Which of the following best describes an anadromous fish:

A

Fish that migrate up fresh water rivers from oceans to spawn

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28
Q

Farms on the Pacific coast of Chile are one of the largest global producers of Atlantic
salmon (T/F)

A

True

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29
Q

two species used in cold northern climates for draught and milk purposes:

A

Bos grunniens, camelus bactrianus

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30
Q

Sanga cattle have huge horns to:

A

Keep cool

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31
Q

Which color in cattle is most associated with heat tolerance?

A

Red

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32
Q

What is the difference between an oxen and a steer?

A

Castration and age (Oxen are neutered males between 3-5years old)

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33
Q

What does polled mean?

A

Genetically bred to not have horns

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34
Q

breed of the ‘largest cow’ in the world?

A

Chianina

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35
Q

West Highland cattle are famously wild and difficult to work with and Jersey bulls are famously dangerous to work with (T/F)

A

True

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36
Q

What is the gestation of Bos Taurus?

A

280 days

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37
Q

The average dairy cow in the US produces around 20,000# of milk a year, but the best
producing cow produced 90,000# in a year!! (T/F)

A

True

38
Q

The Breed famous for producing the greatest quantity of milk is:

A

Holstein Friesland

39
Q

Dairy cows are first bred at ______ of age and beef cows are first bred at _____

A

14 months and 2 years

40
Q

When a dairy cow starts producing less than 50# of milk a day, it is no longer profitable to keep feeding her the expensive milking ration and therefore she will probably be:

A

Dried off

41
Q

In orders for cows to keep producing milk they must:

A

Be bred every year

42
Q

TMR in cattle production stands for:

A

Total mixed ration

43
Q

The ideal lactation in a dairy cow lasts:

A

305 days

44
Q

Why is artificial insemination used in the dairy industry?

A 
A. Predictable good milk production
B. Good conformation
C. Good udder attachment
D. Increased rate of conception
E. Less expensive than keeping bulls
45
Q

How is milk production measured?

A

Pounds

46
Q

What is an advantage of poultry production vs production of other species?

A

A) High Feed Efficiency
B) Fast return of Investment
C)Income Spread throughout the year
D) High return compared to feed and energy costs
E) Low land requirements
F) Adaptability: small to very large operations
G) Integration with feed producing and processing
plants: know-how access
H) High levels of mechanization – low labour costs

47
Q

Why are almost all Broiler Strains of chickens white feathered?

A

They have fewer unsightly dark marks in the skin

48
Q

Ventilation is critical in poultry production for animal and human health as well as for maximizing animal production by decreasing animal stress and health
problems. (T/F)

A

True

49
Q

The most expensive part of a broiler or egg laying poultry production farm is:

A

Feeding

50
Q

In egg production the designation of Jumbo vs Large is decided by

A

Weight

51
Q

Tails of Goat/Sheep

A

Tail up/Tail down

52
Q

What species of bovine is most heat resistant?

A

Bos Indicus

53
Q

Which ovary does a hen use?

A

Left

54
Q

What does a big air space in an egg indicate?

A

Age of the egg

55
Q

What is the MOST important factor manipulated to get a chicken to start laying and keep laying??

A

Light (Increased light)

56
Q

In turkey production what is the most important factor to keep turkeys from laying too early?

A

Light (limiting it)

57
Q

Which color egg is the most nutritious?

A

It dosent matter. They all have the same nutritional value.

58
Q

Candling is used to:

A

a) Look for defects in the egg
b) Separate out improperly cleaned eggs
c) Check for fertility

59
Q

What is the difference between Free Range and Cage Free eggs?

A

Free Range eggs are from chickens that have access to outside, Cage Free eggs are from uncaged chickens kept in large indoor runs

60
Q

What is the name of the highly prized fermented beverage Mongolians make out of
mare’s milk?

A

Airag

61
Q

The average American production table egg is NOT fertilized (T/F)

A

True

62
Q

In the layer industry only hens are used, this is insured by what methods?

A

Sorting of the day old chicks by cloacal and feather differences

63
Q

What is the gestation of a bison?

A

Similar to cow- 283 days

64
Q

What is the gestation of an ostrich chic?

A

About 6 weeks or 42 days

65
Q

The main difference between INTENSIVE pig production and EXTENSIVE pig
production programs

A

Sows and piglets have access to outdoor paddocks or pasture in Extensive Program

66
Q

If sows can SEE the boars they come into heat more quickly (T/F)

A

True

67
Q

Meleagris gallopavo is native to

A

North America

68
Q

What makes a ratite a ratite?

A

They have a keel- LESS breastbone

69
Q

polygamous south American ratite

A

Rhea

70
Q

One aid often used in moving large ratites such as ostrich is to

A

Use a hood to cover their eyes and calm them

71
Q

Name a common medical problem in ratites bred for production

A

Angular limb deformities

72
Q

What products are sold from Ostrich production?

A

a) eggs
b) leather
c) feathers
d) eggs
e) chicks
f) meat

73
Q

The gestation of a pig is:

A

115 days

74
Q

The gestation of most south American camelids ( alpacas. Vicunas, llamas..) is about:

A

11 months

75
Q

What is the number 2 species in milk production world wide?

A

Water buffalo

76
Q

What does Dr Weronko own in Mongolia?

A

a Bos Grunniens

77
Q

American Bison/buffalo

A

Bison bonasus

78
Q

Water Buffalo

A

Bubalus bubalis

79
Q

Sheep

A

Ovis aries

80
Q

Goats

A

Capra hircus

81
Q

Pig

A

Sus scrofa

82
Q

Horse

A

Equus caballus

83
Q

Donkey

A

Equus asinus

84
Q

Alpaca

A

Llama pacos

85
Q

Llama

A

Llama glama

86
Q

Bactrian camel (IMP!!!)

A

Camelus bactrianus

87
Q

Dromedary

A

Camelus dromedarius

88
Q

Chicken

A

Gallus domesticus

89
Q

Turkey

A

Meleagris gallopavo

90
Q

Ostrich

A

Struthio camelus

91
Q

Rabbit

A

Oryctolagus cuniculus

92
Q

Guinea pig

A

Cavia porcellus

RUSVM Animal Production Elective (2 decks)

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