Name: 
 

2001 National Dairy Cattle Test (does not include the questions that require th


Multiple Choice
Identify the letter of the choice that best completes the statement or answers the question.
 

 1. 
Which of the following diseases is caused by a species of mycobacterium?
a.
Johnes
d.
Johnes and Tuberculosis
b.
Brucellosis
e.
Johnes, Brucellosis, Tuberculosis
c.
Tuberculosis
 

 2. 
Which dairy breed originated in the northern British Isles?
a.
Ayrshire
c.
Holstein
e.
Milking Shorthorn
b.
Brown Swiss
d.
Jersey
 

 3. 
Which of the following is not a compartment of the dairy cow’s stomach?
a.
Abomasum
c.
Rumen
e.
Duodenum
b.
Reticulum
d.
Omasum
 

 4. 
The breed with the highest average total solids content (%) in milk is:
a.
Adrenalin
c.
Guernsey
e.
Jersey
b.
Brown Swiss
d.
Holstein
 

 5. 
The hormone which is produced by the developing follicle on the ovary is
a.
Adrenalin
c.
Oxytocin
e.
Prostaglandin
b.
Estrogen
d.
Progesterone
 

 6. 
Which system of the cow’s body is most affected by paratuberculosis?
a.
Circulatory
c.
Reproductive
e.
Digestive
b.
Respiratory
d.
Endocrine
 

 7. 
Which of the following is considered a part of the cow’s “topline”?
a.
Withers
d.
Rump
b.
Chine
e.
Withers, Chine, Loin, Rump
c.
Loin
 

 8. 
Which of the following is a part of the reproductive tract of the bull?
a.
Ovaries
d.
Cervix
b.
Cowpers gland
e.
None of these are correct
c.
Vulva
 

 9. 
What is the more common name by which Pasteurellosis is known?
a.
Mad Cow disease
c.
Shipping Fever
e.
Bloat
b.
Grubs
d.
Hairy Warts
 

 10. 
All bacterial growth requires
a.
Oxygen
b.
Warm Environment
c.
Moisture
d.
Nutrients
e.
Warm Environment, Moisture, Nutrients
 

 11. 
Which system of the cow’s body is primarily affected by “LDA”?
a.
Nervous
c.
Reproductive
e.
Digestive
b.
Respiratory
d.
Endocrine
 

 12. 
On the PDCA United Dairy Cow Score Card, “udder” accounts for how many points?
a.
10
b.
15
c.
20
d.
30
e.
40
 

 13. 
Which of the following is the last segment through which feedstuffs pass in a dairy animal’s digestive tract?
a.
Omasum
c.
Small Intestine
e.
Abomasum
b.
Rumen
d.
Large Intestine
 

 14. 
An increase in what compound is the result of rapid degradation of adipose tissue in the cow’s body?
a.
Amino acids
c.
Fatty acids
e.
Ketones
b.
Ammonia
d.
Peptides
 

 15. 
How many chromosomes does the nucleus of each gamete have in dairy cattle?
a.
15
b.
25
c.
30
d.
32
e.
60
 

 16. 
What is the name of the tiny, finger-like structures which line the interior of the rumen?
a.
Alveoli
c.
Mitochondria
e.
Villi
b.
Cilia
d.
Papillae
 

 17. 
Which body condition score is considered inadequate for a dairy cow during peak production?
a.
0.5 to 1.0
d.
3.5 to 4.0
b.
1.5 to 2.0
e.
0.5 to 1.0 and 1.5 to 2.0
c.
2.5 to 3.0
 

 18. 
What reproductive hormone tends to be high in lactating, pregnant cows?
a.
Oxytocin
c.
Prostaglandin
e.
Estrogen
b.
Progesterone
d.
Relaxin
 

 19. 
The normal pH of the dairy cow’s rumen is:
a.
7.0-7.9
b.
6.0-6.9
c.
5.0-5.9
d.
4.0-4.9
e.
3.0-3.9
 

 20. 
The best temperature for thawing frozen semen is considered to be:
a.
Ice Bath
c.
75-80 C
e.
100 C
b.
Room Temperature
d.
92-96 F
 

 21. 
How many cows in a 100-cow herd would remain to conceive after three services if the conception rate is 50%?
a.
12.5%
b.
25%
c.
50%
d.
75%
e.
87.5%
 

 22. 
What is the process called whereby fat globules are broken down to a small uniform size?
a.
Pasteurization
c.
Homogenization
e.
Equalization
b.
Clarification
d.
Standardization
 

 23. 
If the MUN level is considered high, which nutrient is likely to be in excess?
a.
Fats
c.
Vitamins
e.
Protein
b.
Carbohydrates
d.
Minerals
 

 24. 
Which vitamin(s) is(are) water soluble?
a.
A
b.
B-complex
c.
D
d.
E
e.
A and E
 

 25. 
If a cow is fed 7 pounds of alfalfa hay, how many pounds of dry matter does she most likely consume?
a.
0.70
b.
3.50
c.
5.25
d.
6.30
e.
7.00
 

 26. 
How many hours after insemination must pass before a sperm is considered capable of fertilizing an ovum?
a.
0-2
b.
6-8
c.
10-12
d.
16-18
e.
22-24
 

 27. 
Which of the following is NOT a postpartum disease of dairy cattle?
a.
Abortion
d.
Obturator Paralysis
b.
Milk Fever
e.
Prolapsed Uterus
c.
Retained Placenta
 

 28. 
The structure which supplies the greatest amount to the dairy cow’s udder is the
a.
Skin
d.
Median Suspensory Ligament
b.
Fore Udder Attachment
e.
Lateral Suspensory Ligament
c.
Rear Udder Attachment
 

 29. 
How many of the federal milk marketing orders use MCP in milk pricing?
a.
none
d.
eleven
b.
four
e.
all of them use MCP in milk pricing
c.
seven
 

 30. 
A glass of “whole” milk contains about how many calories?
a.
80
b.
120
c.
160
d.
240
e.
320
 

 31. 
Which portion of the cow’s digestive tract is subject to “twisting”?
a.
Abomasum
c.
Reticulum
e.
Duodenum
b.
Omasum
d.
Rumen
 

 32. 
In nutrition, which of the following is considered a structural carbohydrate?
a.
Cellulose
d.
Lignin
b.
Sugars
e.
Cellulose and Lignin
c.
Starch
 

 33. 
Which of the cow’s stomach compartments usually lies closest to the heart?
a.
Abomasum
c.
Reticulum
e.
Pericardium
b.
Omasum
d.
Rumen
 

 34. 
What percentage of offspring from the mating of two homozygous black and white Holsteins is expected to be black and white?
a.
100
b.
75
c.
50
d.
25
e.
0
 

 35. 
What is the term used to describe the release of the egg from the follicle?
a.
Fertilization
c.
Lactation
e.
Folliculation
b.
Gestation
d.
Ovulation
 



 
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