Juniors-2022 Flashcards

1
Q

The naval should be dipped with what solution to prevent disease?

A

Iodine

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2
Q

True or False: Hardware disease is the common name for the disease known as traumatic gastritis.

A

True

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3
Q

What is the act of taking a young animal off milk as the main source of nutrition?

A

Weaning

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4
Q

True or False: Sperm is the female reproductive cell produced in the ovary.

A

False - Sperm is from the male

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5
Q

What stomach compartment is called the many plies?

A

Omasum

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6
Q

True or False: The acronym PDCA stands for Purebred Dairy Cattle Association

A

True

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7
Q

The undesirable recessive traits known as Bovine Leukocyte Adhesion Deficiency, Haplotype for Cholesterol Deficiency, and Complex Vertebral Malformations affect which breed?

A

Holstein

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8
Q

True or False: A group of cattle with similar traits that are passed from generation to generation are called a breed.

A

True

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9
Q

What is a disease in calves characterized by diarrhea, dehydration, and unthriftiness?

A

Scours

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10
Q

True or False: Milk needs to be cooled to 45 degrees F within 2 hours of milking.

A

True

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11
Q

What is the most popular variety of cheese in the United States?

A

Mozzarella

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12
Q

True or False: Dirty Equipment is the most frequent cause of high bacterial counts in milk.

A

True

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13
Q

What causes BVD, IRB, PI-3, and Warts?

A

Virus

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14
Q

True or False: Frozen colostrum can be safely stored for 5 years.

A

False - Frozen colostrum can be safely stored for up to 1 year.

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15
Q

How many pounds of whole milk does it take to make a pound of cheese?

A

10

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16
Q

True or False: Withdrawal time is the period of time that must pass before a product can be harvested after treatment with a medication.

A

True

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17
Q

What is the most costly disease in cattle?

A

Mastitis

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18
Q

True or False: The USDA illustration of the five food groups in a place setting is called the “Food Pyramid”

A

False - “MyPlate” is an illustration of the five food groups in a place setting based on the 2010 Dietary Guidelines for
Americans; it is designed to help consumers make healthier food choices.

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19
Q

How long should pre-dip be left on the teat before it is wiped off?

A

20-30 seconds

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20
Q

True or False: The process of removing a fertilized ovum from a donor cow and transferring it to another cow or heifer is called embryo transfer.

A

True

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21
Q

How many pairs of chromosomes do cattle have?

A

30 pairs

22
Q

True or False: Visibility is the most important feature when selecting tags for identification.

A

True

23
Q

In 1820, the first dairy cooperative in the United States was formed in what state?

A

Connecticut

24
Q

True or False: “Holstein World” is the name of the publication that the Holstein association sends to their members.

A

False - The Holstein breed magazine is, “The Pulse”

25
Q

Which breed has the longest gestation period?

A

Brown Swiss

26
Q

True or False: Nestle USA is the largest processor and distributor of milk and dairy products in the US.

A

True (as of 2022)

27
Q

How many calories are in fat free milk?

A

80

28
Q

True or False: Labor is the largest cost in milk production.

A

False - Feed is the largest cost in milk production

29
Q

What type of milking parlor do the cows set up on the platform and has stalls in a circle which rotates while the milker can stay in position?

A

Rotary

30
Q

True or False: By-product feedstuffs include cottonseed hulls, cottonseed meal, distiller’s grains, soybean hulls, soybean meal, and brewer’s grain.

A

True

31
Q

What hormone interferes with milk letdown?

A

Adrenaline

32
Q

True or False: It takes 12 pounds of whole milk to make a gallon of ice cream?

A

True

33
Q

According to the PDCA Show Ring Code of Ethics, answering your cell phone during showmanship would result in what kind of discrimination?

A

Severe (The discriminators are Slight, Moderate, and Severe. Beyond Severe is Disqualification)

34
Q

True or False: A dry cow is a cow that is not lactating but has been through one lactation previously.

A

True

35
Q

How much does one gallon of milk weigh?

A

8.6 Pounds

36
Q

True or False: Dr. Gustav DeLavel invented the centrifugal cream separator.

A

True

37
Q

What type of milk is prepared by removing about half the water from whole milk and adding at least 40 percent added sugar?

A

Sweetened Condensed Milk

38
Q

True or False: A fetus is the name of a fertilized egg.

A

False - Zygote is a fertilized egg (ovum).

39
Q

Who currently serves as the US Secretary of Agriculture?

A

Tom Vilsack (2022)

40
Q

True or False: Improper size is the main reason that dairy cows refuse to use free stalls.

A

True

41
Q

What are copper sulfate, zinc sulfate, and formalin used in?

A

Footbath

42
Q

True or False: You use large clippers when clipping your cow’s body?

A

True

43
Q

What is added to feeds to increase palatability and decrease dust?

A

Molasses

44
Q

True or False: Pasteurization is the process that assures that milk and dairy products will be uniform in protein and fat content.

A

False - Standardization is the process that assures that milk and dairy products will be uniform in protein and fat content.

45
Q

What is the average gestation length of a dairy goat?

A

150 days

46
Q

True or False: The sire is the mother of a calf.

A

False - the Sire is the father, the Dam is the mother of a calf.

47
Q

What number code indicates a cow is from the United States?

A

840

48
Q

True or False: Grade A is the highest grade of butter.

A

False - U.S. Grade AA is the highest grade of butter sold in the U.S

49
Q

In what part of the reproductive tract does a fetus develop?

A

Uterus

50
Q

True or False: Most displaced abomasum’s occur on the right side.

A

False - Most Displaced Abomasum’s occur on the left side.