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Test your basic knowledge |
Dairy Cattle Basics
Start Test
Study First
Subjects
:
industries
,
dairy
Instructions:
Answer 50 questions in 15 minutes.
If you are not ready to take this test, you can
study here
.
Match each statement with the correct term.
Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.
This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.
1. Normal body temperature for a dairy cow is _____________.
50 percent
Urea
Leukocytes
101.5 degrees F
2. How many grams of lactose are in an 8 oz. glass of milk?
10
United States Dairy Export Council
40/60
62 to 65% moisture
3. What numerical value does a Holstein cow get when given the classification excellent?
Copper sulfate
Omasum
The cows leave the milkers via an alley wide enough to allow 2 or more cows side by side
90-100
4. How often will HACCP inspect each Dairy Farm?
Epinephrine
A minimum of every 6 months
Cellulose - hemicellulose - and lignin
Follicular and luteal
5. When evaluating dairy rations what do the letters NE stand for?
Citrate
Hormones
3 years
Net Energy
6. Cows that are at risk of developing ketosis can be fed what vitamin to help prevent ketosis?
Niacin
90-100
.39%
Interdigital phlegmon
7. Ways to avoid milk fever in cows
Energy
Feed low potassium hay - silage - and anionic salts to dry cows
High % of water
Sodium
8. If the freezing point of a sample of raw milk is above 30 degrees F this indicates...
Milking Shorthorn
It has a lower vacuum requirement
High % of water
Sire conception rate
9. Which system of the cow's body is most affected by paratuberculosis?
62 to 65% moisture
Digestive
60 days
GTPI
10. After a bulk tank is washed and rinsed - beading of water droplets is a sign of _____.
Subclinical
Feeding the cow
Hardware disease
Fat residue
11. What acid is formed when nonstructural carbohydrates are digested in the rumen?
Claw
5
Propionic acid
300 + degree
12. A bovine female which has not had a calf is a...
Heifer
MyDairy
Plate chiller
30%
13. In reference to reproduction - What does CL stand for?
Blind quarter
Enteritis
Corpus Luteum
Alfalfa and Clover
14. The breed of dairy cattle that can be roan - all red - all white - or even spotted red and white is...
After 55 days
NAtional Research Council
3.0
Milking Shorthorn
15. Heart girth measurements of cows may be used to estimate...
Total Production Index
Hormones
Body weight
Chine
16. Protein is a combination of amino acids. The amino acids are unique among compounds involved in nutrition because they contaIn what element?
Left side of the body
Back flushing
Nitrogen
Collecting the methane gas being produced and using it as an energy source on the dairy
17. Which purebred dairy breed association introduced a 'dairy price stabilization' program in 2009?
Holstein
10 days
Two weeks prior to calving
Modified Live Virus
18. Almost 95% of the dairy cows in the U.S. are...
Rumen and reticulum
Premis ID
25-30
Holstein
19. The major advantage of a 'low-line' milk line as compared to the older 'high-line' is...
5
Texas Commission on Environmental Quality
It has a lower vacuum requirement
Feeding the cow
20. In the standard protocol for cleaning milking equipment - which of the following is not one of the four phases of cleaning?
Nonfat Dry Milk
Back flushing
Leukocytes
20 to 24
21. What type of mastitis is the easiest to cure?
National Milk Producers Federation
Streptococus agalactae
Guernsey
Oxytocin
22. When examining feed rations - what do the letters NDF stand for?
By dividing the total amount of milk produced in the past 365 days by the total number of cow years in the herd last year.
Jersey
Alfalfa and Clover
Neutral Detergent Fiber
23. Dairy herds have historically used artificial insemination. Currently approximately ____________% of all dairy pregnancies results from A.I.
The abomasums of a milk fed calf
Udder
85
Small Intestine
24. What is another term for the lowest lateral regions of the abdomen - near the groin?
A B-Vitamin
Inguinal
Intravenous injection of calcium gluconate
Feed
25. Cows produce pheromones which...
5
Symbiotic
Attract the opposite sex
Once every 12 months
26. What is the largest cost on most U.S. dairy farms?
After each use
Feed
Gonadotropin Releasing Hormone
Registered Holstein Ancestry
27. Milk sugars are not very soluble. Some people have difficulty hydrolyzing them in their bodies. This problem is called _________________.
Lactose intolerance
60 days
Methane
87%
28. Milk should be below what temperature before it is transferred to a milk truck?
40 degrees F
Longer than 1.5 inches
Progesterone
Sodium
29. What percent moisture should corn silage be chopped at when stored in horizontal bunker silos or bags?
60 days
70% moisture
Interdigital phlegmon
Poll
30. The only aspect of milk quality that can be completely controlled on the farm is ______________.
Cellulose - hemicellulose - and lignin
Drug residue
Follicular and luteal
Lignin
31. In a cow - where would you find the alveolus?
Digestive
The weaving gait of affected cattle
Udder
1957
32. A mutation where a calf is born with a single toe on one or more feet is called...
25-30
Holstein
United States Dairy Export Council
Mule-foot
33. The _____________is the device responsible for regulating both the vacuum level and the proportion of the vacuum for the front and rear quarters
Laminitis
Pulsator
Solids removal
400 pounds
34. What does the term freshen mean in relation the dairy production?
To give birth
Front feet toward rear of the cow with head - nose first - between them
Longer than 1.5 inches
Two times
35. A material used in a footbath for cows with foot rot problems is...
Copper sulfate
Arteries
Omasum
Nonfat Dry Milk
36. How many days after parturition should you wait before breeding a cow back?
4 years
Premis ID
60 days
Cystic
37. What is Milk Fever paresis caused by?
Bone calcium
Guernsey
A minimum of every 6 months
Low blood levvels of ionized calcium
38. Many dairymen 'dock' the tail on their cows much to the chagrin of Animals Rights groups. They believe This is necessary to...
Percentage of Difficult Births in Heifers
Reduce the incidence of mastitis
Carbon
Swollen hock
39. What is a TMR to a dairy person?
High % of water
Rolling Herd Average
The cows leave the milkers via an alley wide enough to allow 2 or more cows side by side
Total Mixed Ration
40. Mule-foot is found most often in ___________dairy breed?
Manure handling procedures
Cation-Anion Difference
Niacin
Holstein
41. All milking equipment must be sanitized...
The influence of the sire of the cow on calving ease
Dairy character
After each use
Fat residue
42. Which reproductive condition results when the fetal membranes remain within the uterus for an extended period following parturition?
Energy
24 hours
Once every 12 months
Retained placenta
43. After insemination - how long do sperm live in the cow's reproductive tract?
20 to 24
3-6 minutes
Epinephrine
24 hours
44. EU
Vibriosis
International Dairy Foods Associactions
European Union
Allowing them access to their new born calf for the 1st 30 days
45. The circulatory system of a dairy cow is very important to milk production. A dairy cow must circulate about _________ of blood for each pound of milk produced.
2000's
Duodenum
400 pounds
Digital Dermatitis
46. What bacterium causes Johne's disease in cattle?
Niacin
Lignin
Mycobacterium Paratuberculosis
Guernsey
47. What trait with the only positive genetic correlation to milk production?
Dairy character
Between 6.0 and 6.5
Limber leg
Reduce the incidence of mastitis
48. Nutritionists have developed a test to compare one alfalfa sample to another - determining the RFV of each. RFV stands for...
To give birth
Guernsey
Relative Forage Value
Beta-carotene
49. What acid is formed when nonstructural carbohydrates are digested in the rumen?
25%
Parturient paresis
Propionic acid
87%
50. When looking at DHI records - what do the letters RHA stand for?
Rolling Herd Average
Bangs
Hormones
Registered Holstein Ancestry