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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. Where are non-degradable proteins absorbed?
Cellulose - hemicellulose - and lignin
Vitamin B
NAtional Research Council
Small Intestine
2. High potassium intake will decrease a cows ability to mobilize what?
Sterile heifer born twin to a bull
Laminitis
Bone calcium
45-55
3. Cows treated with BST typically show an increase in milk production of...
Mycobacterium bovis
Post-synch
10%
Follicular and luteal
4. EU
Two times
Sole
Milk on Demand
European Union
5. What percent of milk is water?
Silage
45-55
Integrated pest management
87%
6. What is the sex chromosome configuration of a male calf?
24
XY
Parturtion
When it is proven that she will breed
7. When the environmental temperature falls below 30°F - the normal diet of a young calf should be supplemented with _______________?
50-70
Holstein
Sodium Bicarbonate
Energy
8. 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?
25
Pastuerized Milk Ordinance
Vitamin K
1
9. What is the largest cost on most U.S. dairy farms?
Feed
.39%
Cellulose - hemicellulose - and lignin
A B-Vitamin
10. The hooks and pins on an animal relate most closely to the...
Abomasum
Vitamin B
Rump
Two
11. A dairy cow that has all 8 permanent incisor teeth can be considered to be a minimum of ______________old.
Jersey
5
4 years
Disbudding
12. The only aspect of milk quality that can be completely controlled on the farm is ______________.
Drug residue
9%
Lactation records have been adjusted to the same milk fat percentage
Flank
13. Coccidia infection can occur when calves are 4 to 8 weeks old. Coccidia causes...
MyDairy
Enteritis
Left side of the body
Potassium
14. Colostrum has approximately _____ calcium - as does regular milk.
Methane
25-30
Two times
60
15. How frequently should an average freshen?
International Dairy Foods Associactions
Faster
Once every 12 months
Claw
16. What acid is formed when nonstructural carbohydrates are digested in the rumen?
30 hours
25
Propionic acid
Udder
17. When does the greatest mammary tissue growth occur during a cow's life?
During the first pregnancy
Pulsator
Concentrated Animal Feeding Operation
Decreases - increases
18. A condition of low blood calcium - which results in partial paralysis of the cow is known as __________________.
Milk fever
Omasum
Recessive
Large intestines
19. Ways to avoid milk fever in cows
Animal Improvement Program Lab
Zinc
Feed low potassium hay - silage - and anionic salts to dry cows
Total Digestible Nutrients
20. Milk should be below what temperature before it is transferred to a milk truck?
40 degrees F
Jersey
80
Mixer box on a truck or trailer
21. When looking at DHI records - what do the letters RHA stand for?
In the cell wall
Rolling Herd Average
Chine
Poll
22. What percentage of whole milk is fat when compared on a dry matter basis?
70% moisture
25%
40/60
General Agreement on Tariff and Trade
23. In reference to reproduction - What does CL stand for?
PH 4.6
75%
Corpus Luteum
Esophageal groove
24. The only aspect of milk quality that can be completely controlled on the farm is ______________.
After 200 days of lactation
Dairy Comp 305
During the first pregnancy
Drug residue
25. Allelomimetic behavior is defined as...
Mastitis
Hardware disease
The tendency for a group of animals to do the same thing at the same time
40 degrees F
26. Milk that is low in SCC has more casein - which is a primary component in _______?
General Agreement on Tariff and Trade
Cheese
Milk fever
Sickle hocked
27. What should the pH of a 'close up' Holstein's urine be?
Between 6.0 and 6.5
A B-Vitamin
The abomasums of a milk fed calf
Parallels out performed herringbones by nearly 8%
28. When doing classification scoring - a cow given the numerical value of 85-89.9 is classified as...
Milking Shorthorn
Modified Live Virus
National Milk Producers Federation
Very good
29. The Global Dairy Agenda for Action is a pledge to reduce _______ emissions in an attempt to address global warming?
Total Mixed Ration
Integrated pest management
Carbon
Milking Shorthorn
30. What percent non-fiber carbohydrate should a ration contain for high producing cows?
Abomasum
35 to 40%
Bangs
.39%
31. When evaluating dairy rations what do the letters NE stand for?
Guernsey
Net Energy
Pass from animals to humans and vice versa
90-100
32. The condition in which the cow is giving more milk than nutrients that she is consuming in feed is called...
Negative net energy balance
5
Plant starch - pectin - and sugar
Dairy character
33. What hormone is responsible for maintaining pregnancy?
16-18
Rear feet and legs
Progesterone
Rump
34. The standard length of the dry period in dairy cattle is ________?
50 percent
60 days
Between 14 and 35 days
Sire conception rate
35. Rumen bacteria enable dairy cattle to utilize which feed supplement?
After 200 days of lactation
Cows Milk production this month divided by production last month X 100
Preparing cows properly
Urea
36. CCC
Lactation records have been adjusted to the same milk fat percentage
100%
Mule-foot
Commodity Credit Corporation
37. Which part of the digestive tract is responsible for absorbing excess water?
Large intestines
Holstein
Carbon Dioxide Gas
Rump
38. When a small metal object punctures the stomach wall and causes an infection - the resulting disease is called____________________.
Hardware disease
Jersey
Niacin
50
39. When is the best time to feed anionic salts to dairy cows?
60 days
305 days
Two weeks prior to calving
Direct Microscopic Counts
40. What describes the fraction of the ration proteins - which is broken down by digestive enzymes and utilized by rumen bacteria?
Left side of the body
Beta-carotene
% Degradable proteins
NAtional Research Council
41. What is intra musclular injection?
Administered in the muscle
Cows Milk production this month divided by production last month X 100
Feed
Faster
42. On the PDCA Unified Dairy Score Card - the category 'dairy strength' accounts for how many points?
Mycotoxins
Lactose intolerance
25
Magnesium
43. According to the NRC - what percent calcium should a dry cow ration contain?
Large intestines
Citrate
.39%
PH 4.6
44. Reduced gestation length and retained placenta typically are the first symptoms of _________________ vitamin deficiency
75%
Pastuerized Milk Ordinance
Vitamin A
Extremely fat
45. Cows that are at risk of developing ketosis can be fed what vitamin to help prevent ketosis?
70% moisture
After 200 days of lactation
Udder
Niacin
46. On the PDCA Unified Dairy Score Card - the category 'dairy strength' accounts for how many points?
14 days
Total Mixed Ration
10
25
47. To maintain margins - you should be monitoring and making decisions based on your herd's IOFC. What do the initials IOFC stand for?
Income over feed costs
40 degrees F
Drug residue
Cystic
48. USDEC
Pink eye
5
.39%
United States Dairy Export Council
49. A ____________gene in Black and White Holsteins is responsible for the red and white color being expressed at times...
Mastitis
Prussic acid poisoning
Recessive
Small intestine
50. The Global Dairy Agenda for Action is a pledge to reduce _______ emissions in an attempt to address global warming?
Carbon
The weaving gait of affected cattle
62 to 65% moisture
Niacin