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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. Which one of the following is the largest dairy milk marketing cooperative in the U.S.?
Large Plastic Bags
European Union
National Milk Producers Federation
Dairy Farmers of America (DFA)
2. %DBH
Percentage of Difficult Births in Heifers
Cheese
Swollen hock
Prevent ingested metal objects from interfering with the digestive tract or the respiratory system
3. Which of the following diseases is not caused by a virus?
750000
Duodenum
75%
Laminitis
4. The rumen of a cow is located...
Left side of the body
Cryoscope
Digestive
Direct Microscopic Counts
5. When discussing nutrition - What does NPN stand for?
Commodity Credit Corporation
A national dairy farmer-funded program that is used to help stabilize milk prices
A positively charged ion
Nonprotein nitrogen
6. The source of rennet (a substance used in cheese making) is...
Jersey
Brown Swiss
The abomasums of a milk fed calf
Longer than 1.5 inches
7. One ejaculation from a bull typically contains _________________ sperm
Carbon Dioxide Gas
5000000
40 gallons
Longer than 1.5 inches
8. When can a heifer calf born twin to a bull be registered?
70% moisture
When it is proven that she will breed
Longer than 1.5 inches
5
9. How is a dairy's RHA calculated?
PGF
Laminitis
Potassium
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.
10. When discussing lactation records - What does the term 'fat corrected milk' mean?
Basic Formula Price
Predicted Transmitting Ability-Type
Water
Lactation records have been adjusted to the same milk fat percentage
11. What female hormone causes follicles to begin to develop?
Udder - feet and legs - body form - & dairy character
Follicle stimulating hormone
Brown Swiss
After 55 days
12. How much water can a lactating cow consume in one day?
25 gallons
National Farmers Organization
Bangs
60 days
13. Coccidia infection can occur when calves are 4 to 8 weeks old. Coccidia causes...
Mycotoxins
National Farmers Organization
Dairy Farmers of America (DFA)
Enteritis
14. A cow's gestation period is _______ long?
282 days
400 pounds
United States Dairy Export Council
Manure handling procedures
15. Dry cows need 0.8 percent K in their diet. What element is K?
Potassium
Displaced abomasum
Allowing them access to their new born calf for the 1st 30 days
Between 28 to 30 days
16. Alfalfa is an example of ___ in a dairy ration.
Roughage
Two times
Predicted Transmitting Ability-Type
Relative Forage Value
17. ___________ represents the largest daily input cost in producing milk.
Registered Holstein Ancestry
Feed
Twice/day
Copper
18. The _____________is the device responsible for regulating both the vacuum level and the proportion of the vacuum for the front and rear quarters
Good plus
Pulsator
10%
Guernsey
19. Which reproductive condition results when the fetal membranes remain within the uterus for an extended period following parturition?
Mycobacterium Paratuberculosis
Inguinal
Retained placenta
750000
20. In what year did the Holstein Association start its program of recording carriers of Undesirable Recessive Traits?
Brown Swiss
1957
XY
72
21. Milk traits - i.e. fat - protein - SNF and etc. - tend to have a heritability of about...
Nitrogen
Between 14 and 35 days
Holstein
20-30%
22. Regarding feed formulation - What does CAD stand for?
Faster
Cation-Anion Difference
10%
101.5 degrees F
23. Brucellosis is also know as...
The cows leave the milkers via an alley wide enough to allow 2 or more cows side by side
To give birth
Bangs
Holstein
24. Many dairymen 'dock' the tail on their cows much to the chagrin of Animals Rights groups. They believe This is necessary to...
Potassium
20-30%
Interdigital phlegmon
Reduce the incidence of mastitis
25. According to the American Veterinary Medicine Association - the preferred method of dehorning young calves is_________.
Lignin
Corpus Luteum
Disbudding
Left side of the body
26. A rolling herd average (RHA) is based on how many months?
Twelve
Carbon Dioxide Gas
Vitamin A
62 to 65% moisture
27. What percent of the cows feed intake is consumed during the daylight hours?
75-79.9
Udder - feet and legs - body form - & dairy character
70%
Brown Swiss
28. Rotary Parlors or Carousel milk barns have the advantage of being ________________ when compared to other type barns.
Foreign Agricultural Service
10
Food Animal Residue Avoidance Databank
Faster
29. Mule-foot is found most often in ___________dairy breed?
Holstein
Zinc
Between 6.0 and 6.5
Interdigital phlegmon
30. Hairy Heel Wart is scientifically known as what?
Digital Dermatitis
Intravenous injection of calcium gluconate
Texas Commission on Environmental Quality
Epinephrine
31. What numerical value does a Holstein cow get when given the classification good?
100
100
75-79.9
5-9 years old
32. The breed of dairy cattle that can be roan - all red - all white - or even spotted red and white is...
Milk on Demand
Streptococus agalactae
Small Intestine
Milking Shorthorn
33. When looking at DHI records - what do the letters RHA stand for?
9 weeks
Mastitis
Arteries
Rolling Herd Average
34. Which trait is worth the most points according to the Dairy Cow Unified Score Card?
Dairy Farmers of America (DFA)
Udder
In the cell wall
Cystic
35. Many dairies place bands on their cows necks or feet - with black boxes containing electronic I.D. - production - management information. These units are called...
Preparing cows properly
Transponders
PGF
When it is proven that she will breed
36. How many grams of lactose are in an 8 oz. glass of milk?
2000's
10
Cheese
14 days
37. A mutation where calves have little or no control over the movement of their legs is called...
Decreases - increases
3.0
Limber leg
1957
38. Grass Tetany may occur in early lactation cows grazing lush - heavily - fertilized pastures. Grass Tetany is caused by a ______________deficiency.
Magnesium
5
Cheddar cheese
MyDairy
39. What does the term freshen mean in relation the dairy production?
Udder
It is not necessary to supplement the intake of Vitamin B complex
To give birth
50 percent
40. What structural carbohydrate component makes older plants less digestible than younger plants?
It has a lower vacuum requirement
Brown Swiss
Chine
Lignin
41. A dairy cow that has all 8 permanent incisor teeth can be considered to be a minimum of ______________old.
4 years
60 days
Low blood levvels of ionized calcium
20-30%
42. At what isoelectric point (point at which proteins have net zero charge) do caseins precipitate?
20000000
Clipping and singeing
Brown Swiss
PH 4.6
43. To dairymen - the most harmful disease impacting milk production and their economic bottom line is...
General Agreement on Tariff and Trade
NAtional Research Council
Mastitis
Fat residue
44. Colostrum given to a baby calf more than ____________hours old is NOT absorbed and thus does little good.
24
.39%
European Union
You S Animal Health Association
45. PTAT
5000000
Gonadotropin Releasing Hormone
National Milk Producers Federation
Predicted Transmitting Ability-Type
46. What ration ingredients contain the highest concentration of energy?
Jersey
Fats
Holstein
Blind quarter
47. The condition in which the cow is giving more milk than nutrients that she is consuming in feed is called...
Negative net energy balance
Carbon Dioxide Gas
Oxytocin
Magnesium
48. A dairy cow that has her feet too far forward (under her belly) is said to be...
Sickle hocked
GTPI
Reduce the incidence of mastitis
10 days
49. Dairy cows produce milk that is relatively high in B complex vitamins. Because they are ruminants...
Income over feed costs
Twelve
Vitamin K
It is not necessary to supplement the intake of Vitamin B complex
50. What is the most abundant mineral in the body?
No less than 60% moisture
Cows Milk production this month divided by production last month X 100
Calcium
Guernsey
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