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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.
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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. Fresh milk - at a dairy - is required to be cooled to a minimum of 50 degrees F within 4 hours time after milking. However many larger dairies are using a _______________ to accomplish this within minutes.
87%
Plate chiller
Composting
Preparing cows properly
2. A ____________gene in Black and White Holsteins is responsible for the red and white color being expressed at times...
Recessive
Vitamin B
3.0
European Union
3. Normal presentation of a calf for parturition will have...
Lactation records have been adjusted to the same milk fat percentage
Guernsey and Jersey
Between 14 and 35 days
Front feet toward rear of the cow with head - nose first - between them
4. A cow's gestation period is _______ long?
40/60
282 days
Feeding the cow
North American Free Trade Agreement
5. USDEC
Concentrated Animal Feeding Operation
North American Free Trade Agreement
Mud - water - and manure
United States Dairy Export Council
6. Legally you cannot make cottage cheese from raw milk - but you can make _________ from raw milk.
Mastitis
Foreign Agricultural Service
Cheddar cheese
2.25
7. Dairy Management Inc. introduced the _______ social media program for dairy advocates?
Twice/day
When it is proven that she will breed
9%
MyDairy
8. In the standard protocol for cleaning milking equipment - which of the following is not one of the four phases of cleaning?
Parallels out performed herringbones by nearly 8%
Back flushing
Between 14 and 35 days
14 days
9. Which of the following diseases is not caused by a virus?
Attract the opposite sex
Dairy character
Laminitis
Bovine Somatotropin
10. At what isoelectric point (point at which proteins have net zero charge) do caseins precipitate?
Allowing them access to their new born calf for the 1st 30 days
Chine
Cryoscope
PH 4.6
11. On the PDCA Unified Dairy Score Card - the category 'dairy strength' accounts for how many points?
2:1
25
Poor
Dairy character
12. CCC
10 days
Milk on Demand
Commodity Credit Corporation
After 200 days of lactation
13. Dairy herds have historically used artificial insemination. Currently approximately ____________% of all dairy pregnancies results from A.I.
3-6 minutes
Hormones
Reproductive failure
85
14. The rear quarters produce __________% of the daily milk yield.
60
Abomasum
Beta-carotene
Rump
15. Cows have _____ streak canals per teat.
Udder
1
Faster
Attract the opposite sex
16. An average Holstein cow should give _______ pounds per day for each lactation.
50
The tendency for a group of animals to do the same thing at the same time
3-6 minutes
The initiation of milk secretion
17. What combines the Predicted Transmitting Ability for protein - fat - type and udder composite index and ranks the animal on its ability to transmit a balance of these four traits
Total Production Index
Lignin
20-30%
Farm Service Agency
18. Almost 95% of the dairy cows in the U.S. are...
5
2.25
Omasum
Holstein
19. Endocrinology is the science dealing with _______________.
24
Displaced abomasum
Hormones
Longer than 1.5 inches
20. A mutation where a calf is born with a single toe on one or more feet is called...
62 to 65% moisture
NAtional Research Council
Sodium
Mule-foot
21. It is widely acknowledged that a calcium/phosphorus ration of about ______________ is best for a dairy ration since this mirrors that of the cows' body.
Nonstructural Carbohydrates
2:1
Abomasum
Oxytocin
22. This bacteria causes 'Circling Disease' in cattle...
Potassium
14 days
Listeria
50-70
23. When examining feed rations - what do the letters NDF stand for?
Reproductive failure
Brown Swiss
A B-Vitamin
Neutral Detergent Fiber
24. In what year did the Holstein Association start its program of recording carriers of Undesirable Recessive Traits?
1957
Methane
Administered via blood vessels
80
25. The major advantage of a 'low-line' milk line as compared to the older 'high-line' is...
It has a lower vacuum requirement
Potassium
40 gallons
Allowing them access to their new born calf for the 1st 30 days
26. Heart girth measurements of cows may be used to estimate...
Body weight
20 to 24
Holstein
305 days
27. Which body part is located more towards the front of the animal?
Carbon
Flank
Milk fever
Lactation records have been adjusted to the same milk fat percentage
28. Parallel milk barns typically have several cows on each side. The cows are arranged in a ____________ fashion in this barn.
The tendency for a group of animals to do the same thing at the same time
Digestive
Side by side (head out)
45-55
29. Which body part is located more towards the front of the animal?
Flank
40 degrees F
75-79.9
Pulsator
30. Bulk tanks must be emptied and cleaned every _____ hours.
After 55 days
Front feet toward rear of the cow with head - nose first - between them
12-14 weeks
72
31. Cows treated with BST typically show an increase in milk production of...
20000000
10%
Registered Holstein Ancestry
50
32. What hormone is responsible for maintaining pregnancy?
Modified Live Virus
9%
30 hours
Progesterone
33. The CWT programs stands for Cooperatives Working Together. Which of the following describes the function of this program?
Mycobacterium Paratuberculosis
A national dairy farmer-funded program that is used to help stabilize milk prices
Clipping and singeing
60
34. How many days after breeding can a pregnancy be detected by ultrasound?
Administered via blood vessels
Between 28 to 30 days
Solids removal
Vitamin B
35. Where are structural carbohydrates found in the plant?
Rumen and reticulum
In the cell wall
1957
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.
36. The topline of a cow is made up of the...
Loin and chine
Fats
Mycotoxins
Large Plastic Bags
37. NSC
5000000
Nonstructural Carbohydrates
300 + degree
Lignin
38. It is widely acknowledged that a calcium/phosphorus ration of about ______________ is best for a dairy ration since this mirrors that of the cows' body.
Restraint and control of the animal
Registered Holstein Ancestry
Post-synch
2:1
39. The portion of the ruminant digestive system which is known as and functions as the 'true' stomach is the...
Total Digestible Nutrients
Abomasum
National Milk Producers Federation
5
40. When sanitizing milking equipment with water - the temperature must be a minimum of 170 degrees F and the utensils are to be under the flow of water for ____________ minute(s).
Large intestines
The tendency for a group of animals to do the same thing at the same time
5
Udder
41. All U.S. dairy farms are inspected by state inspectors through a program coordinated by the Food and Drug Administration. Inspectors follow a publication called the PMO. What does PMO stand for?
Relative Forage Value
Pastuerized Milk Ordinance
Subclinical
Calcium
42. In the reproductive tract of a dairy cow - how many uterine horns are there?
Symbiotic
.39%
Sterile heifer born twin to a bull
Two
43. The rear quarters produce __________% of the daily milk yield.
60
Bone calcium
Feed
2.25
44. Most dairies in Texas are considered to be CAFO's. A CAFO is...
25-30
Concentrated Animal Feeding Operation
A positively charged ion
Milking Shorthorn
45. Which one of the following is NOT classified as a water soluble-vitamin?
25 gallons
The bacteria Escherichia Coli
Vitamin A
The influence of the sire of the cow on calving ease
46. Abortion in the last trimester of pregnancy is often caused by_______________.
Leukocytes
Food safety and Inspection Service
Brucellosis
Omasum
47. What is the most abundant mineral in the body?
Calcium
45-55
Small Intestine
40/60
48. What is a TMR to a dairy person?
Total Mixed Ration
Energy
Prussic acid poisoning
Solids removal
49. Cows that are at risk of developing ketosis can be fed what vitamin to help prevent ketosis?
Bovine Somatotropin
Niacin
Heifer
Milk fever
50. One of the highest heritability traits for milk is...
Copper sulfate
Blind quarter
% Protein
Neutral Detergent Fiber
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