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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. Many dairymen 'dock' the tail on their cows much to the chagrin of Animals Rights groups. They believe This is necessary to...
Solids removal
Nonstructural Carbohydrates
8.62 pounds
Reduce the incidence of mastitis
2. The rumen of a mature cow will hold approximately...
750000
Total Mixed Ration
40 gallons
Mud - water - and manure
3. Dairy Management Inc. introduced the _______ social media program for dairy advocates?
Plate chiller
XY
MyDairy
3.5-4.0
4. What should the pH of a 'close up' Holstein's urine be?
Rolling Herd Average
Low blood levvels of ionized calcium
Income over feed costs
Between 6.0 and 6.5
5. When looking at DHI records - what do the letters RHA stand for?
Large intestines
4 years
Swollen hock
Rolling Herd Average
6. What is intravenous injection?
Large Plastic Bags
Basic Formula Price
Magnesium
Administered via blood vessels
7. Producers using BST must give their cows an injection of it every...
Administered under the skin
% Degradable proteins
14 days
Cheese
8. Which of the following is not a commonly usedestrus synchronization program for dairy cattle?
Plant starch - pectin - and sugar
Total Digestible Nutrients
Post-synch
Duodenum
9. 'Weaver Syndrome' is most often found in the _______________dairy breed?
Abomasum
Intravenous injection of calcium gluconate
Brown Swiss
Holstein
10. Which of the following is an infectious disease?
The influence of the sire of the cow on calving ease
Progesterone
XY
Ringworm
11. Nutritionists have developed a test to compare one alfalfa sample to another - determining the RFV of each. RFV stands for...
Non-forage Carbohydrates
Lactose intolerance
Relative Forage Value
Mycobacterium bovis
12. Which one of the following is the largest dairy milk marketing cooperative in the U.S.?
Corpus Luteum
The tendency for a group of animals to do the same thing at the same time
Limber leg
Dairy Farmers of America (DFA)
13. When feeding close-up cows a calcium deficient diet - which gland is simulated?
70%
Swollen hock
European Union
Parathyroid gland
14. When evaluating dairy rations what do the letters NE stand for?
Magnesium
Milking Shorthorn
Net Energy
100
15. When doing classification scoring - a cow given the numerical value of 85-89.9 is classified as...
Niacin
Symbiotic
Very good
Listeria
16. About 90% of U.S. dairies use a __________ milking schedule.
750000
Twice/day
80
Two
17. What is intra musclular injection?
Administered in the muscle
Vitamin K
10 days
International Dairy Foods Associactions
18. Manure management is a major concern for most modern - large-scale dairies. The newest management techniques being used involve...
Collecting the methane gas being produced and using it as an energy source on the dairy
305 days
Escherichia coli
2.25
19. BST is the acronym for what compound?
12-14 weeks
Increase - 5
Alfalfa and Clover
Bovine Somatotropin
20. If you add sugar to a milk product - you must ______ the minimum pasteurization temperature by _____ degrees F.
Beta-carotene
Feed
Oxytocin
Increase - 5
21. On the PDCA Unified Dairy Score Card - the category 'feet and legs' accounts for how many points?
Flank
80
Feed low potassium hay - silage - and anionic salts to dry cows
20
22. Dairy heifers need to bred at ________ of age assuming they are at least 65% of their adult weight at that time.
North American Free Trade Agreement
15 months
Claw
The influence of the sire of the cow on calving ease
23. When reffering to vaccinations - what do the letters MLV stand for?
Lactose intolerance
Modified Live Virus
Fat
5
24. What is a common name for infectious kerato conjunctivitis?
Pink eye
Sire conception rate
Energy
300 + degree
25. How many das into a pregnancy can a fetus be sexed by ultrasound?
Leukocytes
282 days
After 55 days
6 hours
26. High potassium intake will decrease a cows ability to mobilize what?
750000
Flank
Bone calcium
Total Production Index
27. What is the reasonable score for body condition at mid-lactation?
Udder - feet and legs - body form - & dairy character
Post-synch
3.0
Sterile heifer born twin to a bull
28. A disease causing air bubbles under the skin and usually results in rapid death is __________.
Nonprotein nitrogen
Enteritis
Black leg
MyDairy
29. Adequate consumption of long fiber roughage is important to both milk production and herd heath. A long fiber roughage is one that is...
Longer than 1.5 inches
Mycobacterium Paratuberculosis
Sole
Once every 12 months
30. The standard length of the dry period in dairy cattle is ________?
60 days
Flank
Follicular and luteal
Vitamin A
31. According to the American Veterinary Medicine Association - the preferred method of dehorning young calves is_________.
Two weeks prior to calving
Disbudding
Side by side (head out)
Hardware disease
32. What describes the fraction of the ration proteins - which is broken down by digestive enzymes and utilized by rumen bacteria?
% Degradable proteins
XY
Good plus
5
33. What percent moisture should corn silage be chopped at when stored in horizontal bunker silos or bags?
Hardware disease
Calories
400‐500 gallons
70% moisture
34. If a dairy bull has been genetically tested to determine his genomic make-up - this will be indicated on his pedigree by what letters?
GTPI
Parallels out performed herringbones by nearly 8%
Abortion
18
35. Jersey cattle are characterized by having a ______________ face...
Registered Holstein Ancestry
Dished
Reproductive failure
70% moisture
36. Fumonsin and zearalenone are examples of...
Mycotoxins
Citrate
International Dairy Foods Associactions
Sterile heifer born twin to a bull
37. What numerical value does a Holstein cow get when given the classification good?
Udder - feet and legs - body form - & dairy character
75-79.9
GTPI
Sodium Bicarbonate
38. HTST is a ______________
Pasteurizing system
Recessive
Sole
A B-Vitamin
39. What percent of dry matter in plants is made of carbohydrates?
75%
Good plus
Swollen hock
Carbon Dioxide Gas
40. Crude fiber in a dietary ration must be at least ___% or milk fat percent will decrease.
Modified Live Virus
18
Once every 12 months
Reproductive failure
41. What is the most essential nutrient in animal feeding animals and maintaining health?
National Milk Producers Federation
Concentrated Animal Feeding Operation
Water
30 hours
42. GnRH
Gonadotropin Releasing Hormone
Hardware disease
Poll
Once every 12 months
43. What structural carbohydrate component makes older plants less digestible than younger plants?
8.62 pounds
Lignin
75%
Attract the opposite sex
44. The source of rennet (a substance used in cheese making) is...
Twice/day
Pasteurizing system
The abomasums of a milk fed calf
Omasum
45. Feeding proper rations during the summer is important for both cow comfort and maintaining milk production. Which nutrient is most important during the summer months?
Mammals
20000000
It has a lower vacuum requirement
Water
46. Recent research traits have shown that dairy cows prefer to be milked __________ times/day if they are able to choose.
Holstein
Drug residue
After 200 days of lactation
Four or more times
47. What is intravenous injection?
Displaced abomasum
Farm Service Agency
101.5 degrees F
Administered via blood vessels
48. The most costly form of mastitis is?
Subclinical
Body weight
Streptococus agalactae
3.0
49. When can a heifer calf born twin to a bull be registered?
25-30
40 degrees F
Negative net energy balance
When it is proven that she will breed
50. The first feeding of colostrum should equal about ___ percent of the calf's body weight?
5
Solids removal
10
Between 6.0 and 6.5