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Flashcards in Exam 1 review Deck (92):
1

Which is the US leading state in Pig production?

Iowa

2

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

Increased but the number of dairy cows has decreased

3

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

Genetics/selection farms- Reproduction farms- Production farms

4

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

6 weeks

5

Broiler production houses are

Cleaned and disinfected between flocks

6

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

One egg every 24 hours

7

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

In-line egg farms

8

Egg candling is not used for:

The elimination of brown eggs

9

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

Battery cages

10

The gestation of a Goat or Sheep is

5 months

11

A commercial laying hen usually has a productive lifespan of:

Just under 2 years

12

The farrowing crate/pen is crucial:

To avoid sows crushing piglets

13

A chicken chic will hatch out of its egg in:

21 days

14

The Dairy cattle production cycle aims to have:

One calf per year and a 305 days lactation

15

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

Jersey

16

The gestation of a camel is

13-14 months

17

Conformation of Beef cattle

Rectangular shape conformation

18

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

To produce calves to sell to feedlot operations

19

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

Iron injection

20

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

Deferred finishing system

21

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

Increased live weight and increased breast proportion

22

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

Broad breasted bronze and Beltsville small white

23

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

Turkeys and Dairy cattle

24

What is the gestation of a yak

Similar to a cow-260-270 days

25

Which species has the meat with the lowest cholesterol content?

Turkey

26

The majority of Turkeys produced in the USA are raised

In confinement

27

Which of the following best describes an anadromous fish:

Fish that migrate up fresh water rivers from oceans to spawn

28

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

True

29

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

Bos grunniens, camelus bactrianus

30

Sanga cattle have huge horns to:

Keep cool

31

Which color in cattle is most associated with heat tolerance?

Red

32

What is the difference between an oxen and a steer?

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

33

What does polled mean?

Genetically bred to not have horns

34

breed of the ‘largest cow’ in the world?

Chianina

35

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

True

36

What is the gestation of Bos Taurus?

280 days

37

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)

True

38

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

Holstein Friesland

39

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

14 months and 2 years

40

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:

Dried off

41

In orders for cows to keep producing milk they must:

Be bred every year

42

TMR in cattle production stands for:

Total mixed ration

43

The ideal lactation in a dairy cow lasts:

305 days

44

Why is artificial insemination used in the dairy industry?

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

45

How is milk production measured?

Pounds

46

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

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

Why are almost all Broiler Strains of chickens white feathered?

They have fewer unsightly dark marks in the skin

48

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)

True

49

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

Feeding

50

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

Weight

51

Tails of Goat/Sheep

Tail up/Tail down

52

What species of bovine is most heat resistant?

Bos Indicus

53

Which ovary does a hen use?

Left

54

What does a big air space in an egg indicate?

Age of the egg

55

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

Light (Increased light)

56

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

Light (limiting it)

57

Which color egg is the most nutritious?

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

58

Candling is used to:

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

59

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

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

60

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

Airag

61

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

True

62

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

Sorting of the day old chicks by cloacal and feather differences

63

What is the gestation of a bison?

Similar to cow- 283 days

64

What is the gestation of an ostrich chic?

About 6 weeks or 42 days

65

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

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

66

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

True

67

Meleagris gallopavo is native to

North America

68

What makes a ratite a ratite?

They have a keel- LESS breastbone

69

polygamous south American ratite

Rhea

70

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

Use a hood to cover their eyes and calm them

71

Name a common medical problem in ratites bred for production

Angular limb deformities

72

What products are sold from Ostrich production?

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

73

The gestation of a pig is:

115 days

74

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

11 months

75

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

Water buffalo

76

What does Dr Weronko own in Mongolia?

a Bos Grunniens

77

American Bison/buffalo

Bison bonasus

78

Water Buffalo

Bubalus bubalis

79

Sheep

Ovis aries

80

Goats

Capra hircus

81

Pig

Sus scrofa

82

Horse

Equus caballus

83

Donkey

Equus asinus

84

Alpaca

Llama pacos

85

Llama

Llama glama

86

Bactrian camel (IMP!!!)

Camelus bactrianus

87

Dromedary

Camelus dromedarius

88

Chicken

Gallus domesticus

89

Turkey

Meleagris gallopavo

90

Ostrich

Struthio camelus

91

Rabbit

Oryctolagus cuniculus

92

Guinea pig

Cavia porcellus