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Dairy Judging 2011 Test

Enter the letter for the matching Answer
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1.
Which group consumes the most water on a dairy: a) dry cows, b) heifers, c) calves d) lactating cows e) all of the above
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2.
Which of the following factors should be considered when planning a waste management system? a) environmental, b) social, c) operational, d) legal requirements, e) all of the above
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3.
On the Unified Dairy Cow Score Card, the category “rear feet and legs” accounts for how many points? a) 10, b) 15, c) 20, d) 25, e) 40
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4.
Which of the following is NOT a postpartum disease of dairy cattle? a) abortion, b) milk fever, c) retained placenta, d) obturtor paralysis, e) prolapsed uterus
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5.
Which of the following is not an example of an environmental mastitis-causing pathogen? a) E. coli, b) Staph aureus, c) Klebsiella, d) Strep. dysgalactiae, e) Strep. uberis
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6.
How long should cows stand before lying down after milking to minimize teat exposure to environmental pathogens? a) 90 minutes, b) 30 minutes, c) 45 minutes, d) 15 minutes, e) 0 minutes
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7.
How much does a block of cheese weigh? a) 5 pounds, b) 10 pounds, c) 20 pounds, d) 30 pounds, e) 40 pounds
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8.
What percentage of all milk sold in the U.S. is pasteurized? a) 78%, b) 82%, c) 91%, d) 99%, e) 100%
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9.
This process breaks down fat globules down to a small, uniform size. a) pasteurization, b) equalization, c) homogenization, d) clarification, e) standardization
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10.
Potassium carbonate can be sprayed on hay for what purpose? a) reduce drying time, b) preserve wet hay until it dries, c) increase digestibility, d) increase palatability, e) all of the above
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11.
Which body part on a cow is used as the reference point to determine the height of the udder floor? a) hook, b) teat length, c) hock, d) tail, e) vulva
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12.
Which of the following is a part of the reproductive tract of the bull? a) ovaries, b) Cowpers gland, c) vulva, d) cervix, e) none of the above
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13.
Milk used for ice cream would be classified as what? a) Class I, b) Class II, c) Class III, d) Class IV, e) No class exists for this use
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14.
For a high producing mid-lactation cow the average body condition score should be: a) 2.00, b) 2.50, c) 2.75, d) 3.00, e) 3.25
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15.
Which cow stomach compartment allows it to eat coarse feeds such as haylage? a) omasum, b) abomasum, c) rumen, d) small intestine, e) reticulum
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16.
Lameness annually averages what percent among dairy herds? a) 25 to 30%, b) 0-10%, c) 30 to 40 %, d) less than 5%, e) greater than 40%
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17.
Which of the following is not a fat-soluble vitamin? a) Vitamin A, b) Vitamin B, c) Vitamin D, d) Vitamin E, e) Vitamin K
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18.
The breed with the highest average solids-not-fat content (%) in milk is: a) Ayrshire, b) Brown Swiss, c) Guernsey, d) Holstein, e) Jersey
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19.
The best genetics on a farm generally belong to which of the following groups? a)calves, b) yearlings, c) first calf heifers, d) old cows, e) all of the above
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20.
What is parturition? a) chewing, b) calving, c) harvesting silage, d) milking, e) medication
A.
Vitamin B
B.
Homogenization
C.
Reduce drying time
D.
20 Points
E.
Abortion
F.
40 pounds
G.
Hock
H.
Lactating Cows
I.
25 - 30%
J.
99%
K.
All of the above
L.
Rumen
M.
Calves
N.
Staph aureus
O.
2.75
P.
Calving
Q.
Class II
R.
Cowper's Gland
S.
Jersey
T.
30 minutes
Type the Answer that corresponds to the displayed Question.
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21.
Which nutritional disease is most often associated with laminitis? a) Johne’s, b) arthritis, c) ketosis, d) acidosis, e) traumatic gastritis
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22.
A hundred weight (cwt) weighs how many pounds? a) 25 pounds, b) 50 pounds, c) 100 pounds, d) 200 pounds, e) 250 pounds
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23.
Which of the following diseases is characterized by a cow that gains too much weight during the late lactation or the dry period? a) fat cow syndrome, b) Johne’s, c) overeating disease, d) ketosis, e) BVD
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24.
The current genetic model for evaluating bulls and cows is which of the following: a) PTA, b) animal model, c) net merit model, d) TPI, e) herdmate comparisons model
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25.
Which volatile fatty acid produced by the rumen is the primary source of energy and milkfat? a) acetic acid, b) butyric acid, c) propionic acid, d) none of the above, e) all of the above
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26.
An increase in what compound is the result of rapid degradation of adipose tissue in the cow’s body? a) amino acids, b) ammonia, c) fatty acids, d) peptides, e) ketones
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27.
What is the major buffer produced by cows that assists in maintaining optimum rumen pH? a) cellulose, b) calcium, c) phosphorus, d) lipids, e) saliva
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28.
This state made it illegal to dock the tail of any horse or cow in January 2010: a) Wisconsin, b) Ohio, c) Michigan, d) Oregon, e) California
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29.
What is the minimum percentage of total solids-not-fat content in the legal definition of milk? A) 6.75%, b) 7.25% c) 8.%, d) 8.25%, e) 9.25%
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30.
The estrous cycle consists of four stages. Which of the following is not one of the four stages? a) monoestrus, b) metestrus, c) diestrus, d) estrus, e) proestrus

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