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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. The dairy breed which produces the highest volume of milk is the...
24 hours
The weaving gait of affected cattle
Holstein
The bottom most part of the tail
2. When evaluating a dairy ration - what do the letters TDN stand for?
Lactose intolerance
Omasum
Retained placenta
Total Digestible Nutrients
3. Regarding feed formulation - What does CAD stand for?
Post-synch
Cation-Anion Difference
Net Energy
Holstein
4. Legally you cannot make cottage cheese from raw milk - but you can make _________ from raw milk.
NAtional Research Council
Mycobacterium Paratuberculosis
Sodium
Cheddar cheese
5. Foot Rot is scientifically known as what?
Decreases - increases
Mycotoxins
Blind quarter
Interdigital phlegmon
6. Which of the compartments of a cow's four-compartment stomach acts as the true stomach?
50
Abomasum
Dairy character
Reproductive failure
7. How many das into a pregnancy can a fetus be sexed by ultrasound?
Udder
Vitamin K
750000
After 55 days
8. Dairy Management Inc. introduced the _______ social media program for dairy advocates?
A negatively charged ion
MyDairy
Cryoscope
24
9. NSC
Administered under the skin
Nonstructural Carbohydrates
5
Follicle stimulating hormone
10. A very popular dairy management software in Texas is...
Dairy Comp 305
Inguinal
80
Claw
11. Corn silage stored in sealed upright silos should be ensiled at what moisture?
Prevent ingested metal objects from interfering with the digestive tract or the respiratory system
Twice/day
No less than 60% moisture
Milk on Demand
12. What is the classification for a Holstein cow given the numerical value 80-84.9?
Abomasum
Holstein
Good plus
Loin and chine
13. Where are degradable proteins broken down?
20000000
Copper sulfate
Rumen
Two weeks prior to calving
14. Manure digesters convert _______________ fuel into electricity.
Sickle hocked
Retained placenta
80
Methane
15. Pest Predators will travel up to ____ yards to find their food source (fly pupae).
Registered Holstein Ancestry
30
80
You S Animal Health Association
16. How did parallels perform when compared to herringbones?
Parallels out performed herringbones by nearly 8%
5
Esophageal groove
30%
17. 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?
Plate chiller
Front feet toward rear of the cow with head - nose first - between them
Enteritis
Duodenum
18. What percentage of whole milk is fat when compared on a dry matter basis?
8.62 pounds
Niacin
Swollen hock
25%
19. Manure management is a major concern for most modern - large-scale dairies. The newest management techniques being used involve...
Parallels out performed herringbones by nearly 8%
Oxytocin
Good plus
Collecting the methane gas being produced and using it as an energy source on the dairy
20. What is the approximate time of ovulation in cattle after the beginning of heat?
Pulsator
30 hours
Sole
Cryoscope
21. Rotary Parlors or Carousel milk barns have the advantage of being ________________ when compared to other type barns.
Faster
60 days
Once every 12 months
Dairy Comp 305
22. What are the four composite indexes calculated by the Holstein Association?
Udder - feet and legs - body form - & dairy character
Pink eye
300 + degree
Parturtion
23. The _____________is the device responsible for regulating both the vacuum level and the proportion of the vacuum for the front and rear quarters
Pulsator
Fat
Reproductive failure
Claw
24. Recent research traits have shown that dairy cows prefer to be milked __________ times/day if they are able to choose.
Nitrogen
60 days
Four or more times
Foreign Agricultural Service
25. High potassium intake will decrease a cows ability to mobilize what?
50-80%
Premis ID
24
Bone calcium
26. Which purebred dairy breed association introduced a 'dairy price stabilization' program in 2009?
United States Dairy Export Council
PGF
Holstein
Abortion
27. The portion of the milker unit that first receives the milk as it is withdrawn from the cow is the...
2000's
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.
Vitamin A
Claw
28. As a rule of thumb when milk production ________ - the milk fat content _______
High-producing pregnant cows
Concentrated Animal Feeding Operation
Decreases - increases
Back flushing
29. What percent moisture should corn silage be chopped at when stored in horizontal bunker silos or bags?
70% moisture
2:1
Parturient paresis
Dairy Comp 305
30. The only aspect of milk quality that can be completely controlled on the farm is ______________.
25 gallons
Drug residue
Water
Bone calcium
31. What is lactogenesis?
Sole
100
Registered Holstein Ancestry
The initiation of milk secretion
32. HTST is a ______________
To give birth
Cystic
Pasteurizing system
50 percent
33. A cow with high lactation persistence is important for a dairy's economic success. Lactation persistency is...
Between 6.0 and 6.5
Milk fever
Drug residue
Cows Milk production this month divided by production last month X 100
34. Brucellosis is also know as...
Cryoscope
Bangs
After 200 days of lactation
Hardware disease
35. In cows - salmonellosis infections are most common in those that have calved within __________.
40/60
The bottom most part of the tail
10 days
Nitrogen excretion
36. BFP
20 to 24
Fats
40/60
Basic Formula Price
37. The milk produced on a dairy must be moved through a system of components and piping made from...
Streptococus agalactae
After 200 days of lactation
Stainless steel
Good plus
38. Fermented forage plants relates to...
30
United States Dairy Export Council
50-70
Silage
39. The portion of the ruminant digestive system which is known as and functions as the 'true' stomach is the...
2000's
25
Abomasum
Preparing cows properly
40. When compared to normal corn silage - brown mid-rib corn silage has more energy and high digestibility. This is due largely to its lower content of__________.
Transponders
Urea
25 gallons
Lignin
41. What acid is formed when nonstructural carbohydrates are digested in the rumen?
Preparing cows properly
Composting
75-79.9
Propionic acid
42. Abortion in the last trimester of pregnancy is often caused by_______________.
10%
Abomasum
5
Brucellosis
43. One form of biological pest management is a predator insect - that can be bought and released to help control flies at a dairy. Which of these is NOT true about these predators...
They may be bothersome to livestock and other animals
Low blood levvels of ionized calcium
Interdigital phlegmon
Niacin
44. In order to prevent bloat - the feed additive Poloxalene is often added to feed rations for cows that are grazing. Which of the following grazed forages are most likely to cause bloat?
Drug residue
Two times
Alfalfa and Clover
Brucellosis
45. CCC
Commodity Credit Corporation
Rump
45-55
North American Free Trade Agreement
46. Which system of the cow's body is most affected by paratuberculosis?
North American Free Trade Agreement
Digestive
1
Ringworm
47. Manure digesters convert _______________ fuel into electricity.
Abortion
Bovine Viral Diarrhea
Methane
Sodium
48. NFDM
Between 14 and 35 days
Nonfat Dry Milk
Net Energy
Bangs
49. What is a nonfunctional mammary gland called?
Vibriosis
25 gallons
Blind quarter
Progesterone
50. How many chromosomes does the nucleus of each reproductive cell have in dairy cattle?
Follicular and luteal
Plate chiller
30
Methane