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Biology of Animal Production 1 > Past Quizzes > Flashcards

Past Quizzes Flashcards

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1
Q

Define the term Ruminant

A

an animal that has one stomach with four chambers
–> it can break down hays and forages

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2
Q

A monogastric uses _______ as their primary energy source, while ruminants utilize _______ generated by the microbes

A

-glucose
-Volatile Fatty Acids (VFAs)

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3
Q

What chamber of the ruminants stomach is most like that of humans?

A

Abomasum

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4
Q

What chamber of the ruminant stomach is the largest and the primary location of microbial fermentation?

A

Rumen

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5
Q

T or F: Neonatal calves do not have a functioning rumen

A

True

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6
Q

Dystocia

A

birthing difficulty

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7
Q

Docking

A

removal of the tail of an animal

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8
Q

Banding

A

a tight band that cuts off blood flow used for docking or castration

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9
Q

two most common predators of sheep

A

domestic dogs and coyotes

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10
Q

one way to administer dewormer to sheep

A

drenching

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11
Q

one way to prevent predation of sheep

A

fencing

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12
Q

How do you know a lamb that is attempting to nurse is in fact drinking milk?

A

The lamb will wiggle its tail

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13
Q

What is the average gestation length in sheep?

A

147 days

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14
Q

_______________ is the number one cause of death in lambs

A

starvation

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15
Q

Crutching

A

removal of wool around tail and legs

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16
Q

Buck

A

an intact male goat

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17
Q

Kidding

A

giving birth to a baby goat

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18
Q

The ________ goat has had the greatest influence on the US industry in the past 10 years and is noted by its red head and white body

A

Boer Goat

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19
Q

What is the fastest growing livestock industry in the US?

A

meat goats

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20
Q

one example of a holiday that may utilize lamb as part of the holiday meal

A

Easter

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21
Q

provide one meat goat breed

A

Kiko

22
Q

provide one example of what information may be provided by a marking harness>

A

What buck bred with what doe

23
Q

What is the difference between browsing and grazing

A

-browsing = eating brush, twigs, leaves, weeds
-grazing = consumption of grass and close to the ground

24
Q

Ewe

A

a female sheep

25
Q

Wether

A

a castrated male sheep

26
Q

Lanolin

A

an oil produced by sheep to product their wool

27
Q

Which country has the largest sheep population with a uniform product?

A

New Zealand

28
Q

The US has INCREASED/DECREASED imports from Australia in last 30 years

A

increased

29
Q

FARM/RANGE flocks are more common in the Western United States and are typically large flocks while FARM/RANGE flocks are more common in the Midwest and consist of 30 ewes or less

A

RANGE
FARM

30
Q

provide one example of an open-faced breed

A

sullocks

31
Q

provide one example of a hormone required in the cascade of events involved in the sheep’s sensitivity to photoperiod causing them to be seasonal breeders

A

melatonin

32
Q

T or F: all meat breeds of sheep have wool

A

False

33
Q

What State has the greatest number of Dairy Cows?

A

California

34
Q

Approximately how many gallons of milk per day does the typical cow produce?

A

7 to 8

35
Q

What are the major dairy breeds or crossbreeds in the USA?

A

Holstein, Jersey, HoJo

36
Q

Are getting sick or failing to get pregnant examples of STRESS or STRAIN?

A

strain

37
Q

T or F: The number of dairy farms in the USA has increased in the past 50 years

A

false

38
Q

What age should first calving occur in a dairy heifer?

A

24 months

39
Q

COVID is an example of which immunity?

A

active immunity

40
Q

T or F: We try to maximize grain intake in accelerated calf feeding programs

A

false

41
Q

How much should a calf weigh at weaning (60 days of age) if she has a birth weight of 100 lbs?

A

200 lbs

42
Q

Which forms first during mammogenesis — ducts or alveoli?

A

ducts

43
Q

Where do the antibodies that are found in colostrum come from?

A

the mother, transferred from her blood

44
Q

What is the name of the cell within the mammary alveoli that contracts in response to oxytocin?

A

myoepithelial cells

45
Q

Name one country that will typically have seasonal calving cows

A

Ireland

46
Q

Beef

A

meat from cattle

47
Q

Breed

A

a group of animals who are similar in appearance

48
Q

Name one of the top five countries the US exports beef to

A

Japan

49
Q

What species of cattle are noted for their heat tolerance and resistance to certain parasites and diseases?

A

Bos Indicus

50
Q

Provide one reason why the US Beef cow inventory has declines since 1970s

A

consumer concern in consumption

51
Q

T or F: beef is the most consumed protein in the US

A

False

52
Q

T or F: the average beef herd is smaller than 50 head

A

True

Biology of Animal Production 1 (16 decks)

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