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Dairy Bowl > 2016 Senior Contest Questions > Flashcards

2016 Senior Contest Questions Flashcards

1
Q

Name 3 raw milk quality tests.

A

ADV-acid degree value, detects rancidity; antibiotic test, tests for presence of antibiotics; freezing point, detemines if water has been added; PI-Preliminary Incubation count, tests for bacteria that grow at cooler temps; SCC count, counts amount of somatic cells which can cause off flavors; Standard Plate Count-measures bacterial content of milk; sediment test; flavor test

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2
Q

Name 3 undesirable recessive diseases and the breed they occur in.

A

Brown Swiss-Weaver, Spiderleg; Holstein-BLAD (Bovine leukocyte adhesion deficency), Bulldog, Hairless, Dwarfism, Mule-Foot, Pink Tooth, DUMPS; Jersey-Limber Legs, Rectovaginal Constriction NO undesirable recessive traits documented for Ayrshire, Guernsey, Milking Shorthorn

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3
Q

Name 3 physiological functions of water in the body.

A

transports nutrients, carry waste to point of excretion, cool body at high environmental temps, functions as a universal solvent, lubricates joints, fluid base for milk, substrate for metabolic reactions

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4
Q

List 4 parts of the cows reporductive tract.

A

ovary, oviduct, uterus, cervix, vagina

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5
Q

Name 4 organ systems in the body.

A

skeletal, muscular, circulatory, respiratory, digestive, reproductive, endocrine,

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6
Q

Name the three primary nutrients in fertilizer.

A

nitrogen, phosphorus, potassium N-P-K

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7
Q

Name three microorganisms found in the rumen.

A

bacteria, fungi, protozoa

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8
Q

Name two signs and symtoms of navel ill.

A

Signs: swollen, red navel cord and poor appetite; Symptoms: fever; listless

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9
Q

Name 2 advantages of IVF as compared to ET.

A

IVF-can be performed more frequently, oocytes can be collected more frequently, one unit of semen can fertilize eggs from several dams, several different bulls can fertlize eggs from one elite cow

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10
Q

Name 3 milk components that increase in concentration in mastitic milk.

A

lipase, sodium, chloride, leukocytes, immunoglobulins, trace minerals

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11
Q

Name 3 milk components that decerase in concentration in mastitic milk.

A

lactose, total proteins, casein, solids-not-fat, totoal solids, fat, calcium, phosphorus, potassium

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12
Q

Name 3 parts of a free stall.

A

support post, stall partition, neck rail, stall surface (bedding, mattress), rear curb, brisket board (tube)

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13
Q

Name 4 processes for which a cow uses the nutrients from feed.

A

growth, production, reproduction, maintenance

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14
Q

Name 3 solutions used as a tead dip?

A

chlorine, iodine, hydrogen peroxide, chlorhexidine, bronopol, DDBSA, quaternary ammonia

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15
Q

Name 4 steps in a good mastitis control program.

A

Use functionally adequate milking equipment in the correct manner; Dip teats after milking with an effective product; Treat clinical cases immediately with recommended dosages; Treat every quarter of every cow at dry off with an effective dry cow product; Cull chronic cows.

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16
Q

Name 4 advantages to custom heifer services.

A

Decreased labor requirement; Increased milking herd management; Increased facility capacity for milking cows; Herd expansion without capital investment with use of existing facilities; Increased feed inventory for milking cows; Potential for better replacement heifers

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17
Q

Name two reproductive hormones present in both cows and bulls.

A

FSH and LH

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18
Q

Limber Legs is an undesirable genentic trait found in which breed?

A

Jersey

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19
Q

Name the two phases of the estrous cycle.

A

follicular (active follicles present), luteal (corpus luteum is dominant ovarian structure)

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20
Q

Name the 4 stages of the estous cycle.

A

estrus, metestrus, diestrus, proestrus

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21
Q

Ammonia emissions reduce with what dietary substance?

A

proteins and carbohydrates (need verification)

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22
Q

At what age do the first symptoms of Johne’s disease appear?

A

2-4 years

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23
Q

Who developed the butterfat test?

A

S.M. Babcock

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24
Q

Who is the mascot for the Gail Borden company?

A

Elsie the Cow

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25
Q

Where is the headquarters of the National Milk Producers Federation?

A

Arlington, VA

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26
Q

What is the term used to describe the study and mapping of genes?

A

genomics

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27
Q

The fetus initiates the birth process by the release of what hormone?

A

cortisol

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28
Q

Which state in the US has the most dairy cows?

A

California )also most organic dairy cows)

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29
Q

Tincture of iodine may be used to control what ailment?

A

ringworm

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30
Q

Name 3 legumes used in dairy cattle rations.

A

alfalfa, clover, peas, peanuts, soybeans, vetch

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31
Q

Anorexia, scaley skin, and hair loss are signs of toxicity of what vitamin?

A

Vitamin A

32
Q

Name the genus and species of the Johne’s disease.

A

mycobacterium paratuberculosis

33
Q

What is the NAIDC?

A

North American Intercollegiate Dairy Competition - a unique 2-day event, dairy science majors apply theory to a real-life dairy farm, then present their ideas

34
Q

What breed produces milk with the lowest percentage of butterfat?

A

Holstein

35
Q

What off flavor results from exposing milk to sunlight and/or copper?

A

oxidized flavor

36
Q

What term is used to describe partially digested feed material found in the small intestine

A

chyme

37
Q

Name one purpose of the oviduct.

A

transports sperm and egg, where fertilization takes place

38
Q

How does high concentration of phosphates in feed affect dairy cattle?

A

diarrhea ?

39
Q

What is the largest expense to the farmer growing corn silage?

A

fertilizer

40
Q

In advanced genomics, how many SNPs are tested for? (not sure about this)

A

800,000

41
Q

What does ADG refer to in terms of heifers?

A

average daily gain, a factor in determining growth rates in heifers

42
Q

What metabolic disorder results from cattle eating too much grain?

A

acidosis

43
Q

What is milk prior to processing called?

A

raw milk

44
Q

The American ID number for dairy cattle consists of a 3 digit country code. What is the 3-digit country code for the US?

A

840

45
Q

The Dietary Cation-Anion Difference (DCAD) is a helpful tool to prevent what disorder?

A

milk fever

46
Q

What hormone when secreted maintains pregnancy?

A

progesterone

47
Q

What vitamin is not stored in body tissue?

A

Vitamin C

48
Q

Regarding nutrition, what does RFQ stand for?

A

relative forage quality

49
Q

How many alleles are on each genetic locus?

A

two

50
Q

What is the phosphatase test used for?

A

to see if raw milk has been added to pasteurized milk

51
Q

What is the recommended level of crude protein for calf starter?

A

18-22%

52
Q

Name one mineral that is an excellent source of calcium?

A

limestone

53
Q

Name the three volatile fatty acids.

A

acetic, proprionis, buytric acids

54
Q

Distillers grain are a good source of what two nutrients?

A

carbohydrates, protein

55
Q

What do the letters CIP represent in terms of the milking system?

A

clean in place

56
Q

What does the acronym ICE refer to?

A

Immigration & Customs Enforcement

57
Q

How does one use zinc sulfate and copper sulfate on a farm?

A

foor bath additive

58
Q

Name a breed for which there has been no undesirable recessive traits documented.

A

Ayrshire, Guernsey, Milking Shorthorn

59
Q

Name two parts of the cow’s anatomy that can be twisted to one side and called wry.

A

face and tail

60
Q

In terms of nutrition, the acronym TDN stands for what?

A

total digestible nutrients

61
Q

What is the term for the mineral matter found in feedstuffs?

A

ash

62
Q

Where is the headquarters for the American Jersey Cattle Association?

A

Reynoldsburg, OH

63
Q

What group of cows, when exposed to 8 hours of light followed by 16 hours of darkness per day produce more milk in the next lactation?

A

dry cows

64
Q

Why would sodium bentonite be used in dairy cattle rations?

A

to bind to mycotoxins so they can pass thru system and be removed in feces

65
Q

What is the SCC requirement for dairy products in Europe?

A

400,000 cells/mL

66
Q

What is another name for Vitamin B2?

A

riboflavin

67
Q

What type of vision do dairy cattle have?

A

panoramic

68
Q

The 1914 Smith-Lever Act created what agency?

A

Cooperative Extension Service

69
Q

What do the letters NASS stand for?

A

National Agricultural Statistics Service

70
Q

Homogenized milk means what?

A

Fat particles have been broken up so they stay mixed in the milk

71
Q

Reswallowed cud travels down into what compartment?

A

rumen

72
Q

The juices secreted by what gland help neutralize the stomach acid?

A

pancreas

73
Q

In what organ of the male reproductive system are sperm matured and stored?

A

epdidymus

74
Q

On a pedigree, what do the letters SCS stand for?

A

somatic cell score

75
Q

Cattle spend 4.4 hours a day doing what?

A

eating

Dairy Bowl (57 decks)

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