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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. Which one of the following is the name of the part of the cow's back that lies between the withers and the loin?
Cryoscope
Chine
Mule-foot
United States Dairy Export Council
2. When discussing nutrition - What does NPN stand for?
Nonprotein nitrogen
Animal Improvement Program Lab
Administered via blood vessels
Flank
3. PTAT
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.
90-100
5000000
Predicted Transmitting Ability-Type
4. A mutation where calves have little or no control over the movement of their legs is called...
Low blood levvels of ionized calcium
Limber leg
Net Energy
Vitamin B
5. According to the NRC - what percent calcium should a dry cow ration contain?
25
Texas Commission on Environmental Quality
.39%
Brucellosis
6. A cow's gestation period is _______ long?
305 days
Holstein
85
282 days
7. What bacterium causes Johne's disease in cattle?
Large Plastic Bags
60 days
Clipping and singeing
Mycobacterium Paratuberculosis
8. What is the largest cost on most U.S. dairy farms?
Milk on Demand
Fat
Feed
Sire conception rate
9. In cows - salmonellosis infections are most common in those that have calved within __________.
10 days
1957
9 weeks
A B-Vitamin
10. According to the American Veterinary Medicine Association - the preferred method of dehorning young calves is_________.
20000000
National Milk Producers Federation
Disbudding
Poll
11. The hormone BST is given to dairy cows...
After 200 days of lactation
United States Dairy Export Council
Twelve
After 55 days
12. 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?
10
Holstein
100%
Water
13. About 90% of U.S. dairies use a __________ milking schedule.
Texas Commission on Environmental Quality
Twice/day
6 hours
Abortion
14. ___________ represents the largest daily input cost in producing milk.
Feed
Magnesium
Pastuerized Milk Ordinance
Texas Commission on Environmental Quality
15. Colostrum has approximately _____ calcium - as does regular milk.
Guernsey
Preparing cows properly
Two times
Relative Forage Value
16. Cows that are at risk of developing ketosis can be fed what vitamin to help prevent ketosis?
Niacin
Cystic
25-30
Good plus
17. Cows that are at risk of developing ketosis can be fed what vitamin to help prevent ketosis?
Pastuerized Milk Ordinance
High % of water
Niacin
Potassium
18. Rumen bacteria enable dairy cattle to utilize which feed supplement?
% Degradable proteins
Urea
Bangs
High % of water
19. In regards to dairy production RHA refers to...
Feed low potassium hay - silage - and anionic salts to dry cows
400‐500 gallons
Progesterone
Rolling Herd Average
20. Cows treated with BST typically show an increase in milk production of...
Food safety and Inspection Service
Predicted Transmitting Ability-Type
10%
50 percent
21. Which of the following diseases is not caused by a virus?
Methane
20000000
Laminitis
Dished
22. What percent moisture should corn silage be chopped at when stored in horizontal bunker silos or bags?
Udder - feet and legs - body form - & dairy character
70% moisture
Rumen and reticulum
30 hours
23. Milk that is low in SCC has more casein - which is a primary component in _______?
400 pounds
Milking Shorthorn
A positively charged ion
Cheese
24. The typical lactation curve shows a dairy cow reaching her peak production about ________days into the lactation cycle.
Twice/day
50-70
18
Udder
25. The portion of the milker unit that first receives the milk as it is withdrawn from the cow is the...
The tendency for a group of animals to do the same thing at the same time
Food safety and Inspection Service
Claw
General Agreement on Tariff and Trade
26. BVD
Bovine Viral Diarrhea
Basic Formula Price
Retained placenta
They may be bothersome to livestock and other animals
27. Normal presentation of a calf for parturition will have...
Front feet toward rear of the cow with head - nose first - between them
Chine
Abortion
Roughage
28. Most dairies in Texas are considered to be CAFO's. A CAFO is...
Premis ID
Reproductive failure
400 pounds
Concentrated Animal Feeding Operation
29. Texas dairies normally must be permitted by the ___________before they begin operations.
It has a lower vacuum requirement
Texas Commission on Environmental Quality
4 years
Limber leg
30. What is an anion?
305 days
A negatively charged ion
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.
Transponders
31. The number one reason for culling in U.S. dairy herds is...
Abomasum
To give birth
Reproductive failure
Chine
32. What state agency regulates waste management?
Dairy Comp 305
Animal Improvement Program Lab
Texas Commission on Environmental Quality
Abortion
33. What is the reasonable score for body condition at mid-lactation?
Solids removal
Two weeks prior to calving
Cheddar
3.0
34. Dairy producers are particularly watchful for zoonotic diseases in their herd. Zoonotic diseases are defined as those that...
Lactose intolerance
Methane
Pass from animals to humans and vice versa
Twice/day
35. The circulatory system of a dairy cow is very important to milk production. A dairy cow must circulate about _________ of blood for each pound of milk produced.
Income over feed costs
400 pounds
Guernsey
Subclinical
36. This bacteria causes 'Circling Disease' in cattle...
Listeria
Food safety and Inspection Service
1
16-18
37. What machine is used to determine if water has been added to milk?
9 weeks
Cryoscope
Dairy Farmers of America (DFA)
Follicle stimulating hormone
38. NAFTA
18
North American Free Trade Agreement
Body weight
Udder - feet and legs - body form - & dairy character
39. What kinds of relationship do cattle and the microorganisms in their rumen share?
5-9 years old
62 to 65% moisture
Symbiotic
Water
40. In the ruminant digestive system - which to the following is the name of first section of the small intestine that is connected to the abomasum?
The influence of the sire of the cow on calving ease
Flank
Duodenum
Lignin
41. According to recent USDA surveys - What is the most popular age to wean dairy calves?
Rolling Herd Average
3-6 minutes
Dished
9 weeks
42. What stomach compartments are not developed in a newborn calf?
The weaving gait of affected cattle
45-55
Rumen and reticulum
18
43. IDFA
Feed
International Dairy Foods Associactions
Brown Swiss
After each use
44. Fermented forage plants relates to...
Pastuerized Milk Ordinance
Pulsator
Commodity Credit Corporation
Silage
45. In what year did the Holstein Association start its program of recording carriers of Undesirable Recessive Traits?
Rumen
Loin and chine
Holstein
1957
46. What is intravenous injection?
Administered via blood vessels
35 to 40%
To give birth
Composting
47. The standard length of the dry period in dairy cattle is ________?
NAtional Research Council
The influence of the sire of the cow on calving ease
Milking Shorthorn
60 days
48. When is the best time to feed anionic salts to dairy cows?
60 days
Holstein
Extremely fat
Two weeks prior to calving
49. What percent of the cows feed intake is consumed during the daylight hours?
12-14 weeks
Fat residue
3 years
70%
50. What is the name of the term for a farm's unique identification number that is part of the National Animal Identification System?
70%
Cystic
Texas Commission on Environmental Quality
Premis ID