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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. A disease causing air bubbles under the skin and usually results in rapid death is __________.
400 pounds
Concentrated Animal Feeding Operation
Black leg
Milk on Demand
2. A cow with high lactation persistence is important for a dairy's economic success. Lactation persistency is...
Black leg
Cows Milk production this month divided by production last month X 100
Epinephrine
Two times
3. The two U.S. dairy breeds that originated in the Channel Islands off the coast of France are...
Guernsey and Jersey
Transponders
Nonstructural Carbohydrates
Milking Shorthorn
4. Which of the compartments of a cow's four-compartment stomach acts as the true stomach?
Intravenous injection of calcium gluconate
Propionic acid
Abomasum
Negative net energy balance
5. What percent of dry matter in plants is made of carbohydrates?
They may be bothersome to livestock and other animals
Brucellosis
12-14 weeks
75%
6. Bulk tanks must be emptied and cleaned every _____ hours.
Lactose intolerance
Bangs
Once every 12 months
72
7. An average Holstein cow should give _______ pounds per day for each lactation.
To give birth
PGF
Corpus Luteum
50
8. What pathway in youg calves direct milk into the abomasum - bypassing the rumen - reticulum - and omasum?
Left side of the body
40 degrees F
Esophageal groove
Milking Shorthorn
9. What is the largest cost on most U.S. dairy farms?
Feed
Foreign Agricultural Service
Alfalfa and Clover
72
10. Which of the compartments of a cow's four-compartment stomach acts as the true stomach?
Food Animal Residue Avoidance Databank
Pink eye
30
Abomasum
11. 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.
Twelve
Cystic
2:1
25-30
12. Which compartment of a dairy cow's stomach is located closest to the heart and it is a spot where hardware disease occurs?
Two weeks prior to calving
.39%
Parathyroid gland
Reticulum
13. When is the best time to feed anionic salts to dairy cows?
3-6 minutes
Two weeks prior to calving
Mammals
Total Production Index
14. A mutation where a calf is born with a single toe on one or more feet is called...
1
Premis ID
Cryoscope
Mule-foot
15. Generally - high-producing Holsteins eat ___________ pounds of dry matter per day?
85
45-55
Sodium Bicarbonate
40 degrees F
16. The breed of dairy cattle that can be roan - all red - all white - or even spotted red and white is...
Milking Shorthorn
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.
87%
Blind quarter
17. The annual sale of dairy semen exceeds __________ straws.
20000000
.39%
Administered under the skin
Manure handling procedures
18. Body condition scores form 1 to 5 are used to track herd health and nutrition. Dry cows should have a body score from...
The weaving gait of affected cattle
Drug residue
3.5-4.0
Two times
19. Crude fiber in a dietary ration must be at least ___% or milk fat percent will decrease.
Displaced abomasum
Manure handling procedures
Mastitis
18
20. The top most part of a cow's head is called the...
Mycotoxins
100
Heifer
Poll
21. What is the sex chromosome configuration of a male calf?
Mammals
XY
Low blood levvels of ionized calcium
Parturtion
22. NFDM
Restraint and control of the animal
Nonfat Dry Milk
Disbudding
Administered via blood vessels
23. Which hormone produced by the uterus causes regression of the corpus luteum?
Lactose intolerance
To add a concentrated form of energy
9%
PGF
24. Fumonsin and zearalenone are examples of...
Decreases - increases
Mastitis
Black leg
Mycotoxins
25. How frequently should an average freshen?
Roughage
Abortion
Once every 12 months
High % of water
26. The source of rennet (a substance used in cheese making) is...
Sickle hocked
The abomasums of a milk fed calf
Holstein
Niacin
27. Which part of an animal touches the ground if he/she is walking on a correct set of feet and legs?
Income over feed costs
Good plus
Once every 12 months
Sole
28. If you add sugar to a milk product - you must ______ the minimum pasteurization temperature by _____ degrees F.
Poll
Increase - 5
Claw
Back flushing
29. 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
Udder
Reproductive failure
Subclinical
Total Production Index
30. GnRH
62 to 65% moisture
Fats
Total Digestible Nutrients
Gonadotropin Releasing Hormone
31. What female hormone causes follicles to begin to develop?
Follicle stimulating hormone
50
The weaving gait of affected cattle
Front feet toward rear of the cow with head - nose first - between them
32. Corn silage stored in sealed upright silos should be ensiled at what moisture?
Extremely fat
No less than 60% moisture
The influence of the sire of the cow on calving ease
Udder
33. Cows that are at risk of developing ketosis can be fed what vitamin to help prevent ketosis?
45-55
Niacin
The initiation of milk secretion
15 months
34. Nutritionists have developed a test to compare one alfalfa sample to another - determining the RFV of each. RFV stands for...
Longer than 1.5 inches
Lactose intolerance
Jersey
Relative Forage Value
35. Dry cows need 0.8 percent K in their diet. What element is K?
Once every 12 months
Potassium
Preparing cows properly
Symbiotic
36. A material used in a footbath for cows with foot rot problems is...
Parturtion
Left side of the body
Copper sulfate
80
37. According to the American Veterinary Medicine Association - the preferred method of dehorning young calves is_________.
A minimum of every 6 months
Disbudding
Laminitis
5
38. What are the four composite indexes calculated by the Holstein Association?
Udder - feet and legs - body form - & dairy character
Duodenum
Chine
Feeding the cow
39. The Global Dairy Agenda for Action is a pledge to reduce _______ emissions in an attempt to address global warming?
Carbon
Animal Improvement Program Lab
Digital Dermatitis
Claw
40. Heritability for milk production in dairy cattle is...
Inguinal
30%
Guernsey and Jersey
Food Animal Residue Avoidance Databank
41. What manure waste management puts solids in a bin and lets it degrade?
Composting
Roughage
Dairy Comp 305
Follicular and luteal
42. Most dairies in Texas are considered to be CAFO's. A CAFO is...
Epinephrine
3.0
Concentrated Animal Feeding Operation
Swollen hock
43. A ____________ is usually necessary when feeding Dairy Cows TMR rations.
Stainless steel
No less than 60% moisture
Swollen hock
Mixer box on a truck or trailer
44. BVD
Beta-carotene
25-30
Escherichia coli
Bovine Viral Diarrhea
45. 98% of somatic cells are...
Composting
90-100
Leukocytes
70% moisture
46. The hooks and pins on an animal relate most closely to the...
Udder - feet and legs - body form - & dairy character
Vitamin A
Rump
To give birth
47. When evaluating dairy rations what do the letters NE stand for?
The initiation of milk secretion
Parturtion
Four or more times
Net Energy
48. What machine is used to determine if water has been added to milk?
Holstein
Cryoscope
282 days
Udder
49. This bacteria causes 'Circling Disease' in cattle...
Listeria
They may be bothersome to livestock and other animals
% Protein
The weaving gait of affected cattle
50. %DBH
High-producing pregnant cows
Percentage of Difficult Births in Heifers
24 hours
Symbiotic