Do You Know Dairy?

You got 1 of 15 possible points.
Your score: 7%

Question results

Score: 0 of 1

Question

Multiple choice question

Which system of the cow’s body is most affected by paratuberculosis?

Response

ChoiceCorrect?ScoreCorrect answer

Circulatory

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Respiratory

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Digestive

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Reproductive

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Question

Multiple choice question

What is the largest cost on most U.S. dairy farms?

Response

ChoiceCorrect?ScoreCorrect answer

Fuel

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Feed

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Veterinary fees

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Labor

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Question

Multiple choice question

What is the classification for a Holstein cow given the numerical value 80-84.9?

Response

ChoiceCorrect?ScoreCorrect answer

Good plus

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Good

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Fair

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Poor

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Question

Multiple choice question

The number one reason for culling in U.S. dairy herds is:

Response

ChoiceCorrect?ScoreCorrect answer

Reproductive failure

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Mastitis

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Lameness

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Age

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Question

Multiple choice question

What female hormone causes follicles to begin to develop?

Response

ChoiceCorrect?ScoreCorrect answer

Estrogen

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Luteinizing hormone

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Prolactin

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Follicle stimulating hormone

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Question

Multiple choice question

An average Holstein cow should give ________pounds per day for each lactation.

Response

ChoiceCorrect?ScoreCorrect answer

8.5

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50

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165

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400

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Question

Multiple choice question

Protein is a combination of amino acids. The amino acids are unique among compounds involved in nutrition because they contain what element?

Response

ChoiceCorrect?ScoreCorrect answer

Nitrogen

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Calcium

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Copper

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Phosphorous

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Question

Multiple choice question

“Thurl position” is a trait evaluated in the _________ category on the PDCA Unified Scorecard?

Response

ChoiceCorrect?ScoreCorrect answer

Frame

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Rear feet and legs

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Udder

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Dairy strength

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Question

Multiple choice question

How many chromosomes does the nucleus of each reproductive cell have in dairy cattle?

Response

ChoiceCorrect?ScoreCorrect answer

15

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24

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30

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32

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Score: 1 of 1

Question

Multiple choice question

What are ways to avoid milk fever in cows?

Response

ChoiceCorrect?ScoreCorrect answer

Feed low-potassium hay and/or silage to dry cows

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Fasting dry cows two weeks before calving

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Both a and b

1

Adding anionic salts to the dry cow ration

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Question

Multiple choice question

The breed of dairy cow generally credited with producing the highest % of both milk fat and protein is the:

Response

ChoiceCorrect?ScoreCorrect answer

Holstein

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Brown Swiss

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Aryshire

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Jersey

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Question

Multiple choice question

In the ruminant digestive system, which to the following is the name of first section of the small intestine that is connected to the abomasum?

Response

ChoiceCorrect?ScoreCorrect answer

Duodenum

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iejunum

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Ileum

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Omasum

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Question

Multiple choice question

A cow with high lactation persistence is important for a dairy’s economic success. Lactation persistency is:

Response

ChoiceCorrect?ScoreCorrect answer

Cows ability to milk for 500 or more days

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Cows Ability to maintain production under adverse climatic conditions

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Tendency for a cow to milk for more than 30 minutes/milking

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Cows Milk production this month divided by production last month X 100

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Question

Multiple choice question

Most dairies in Texas are considered to be CAFO’s. A CAFO is:

Response

ChoiceCorrect?ScoreCorrect answer

Concentrated Animal Feeding Operation

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Confined Animal Farming Operation

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Concentrated Animal Farming Operation

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Confined Animal Feeding Operation

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Question

Multiple choice question

What is the reasonable score for body condition at mid-lactation?

Response

ChoiceCorrect?ScoreCorrect answer

1

0

2

0

3

0

4.5

0