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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 rear quarters produce __________% of the daily milk yield.
60
Jersey
Symbiotic
Predicted Transmitting Ability-Type
2. Corn silage - stored in upright - top-unloading silos - should be chopped at which percent moisture?
Claw
62 to 65% moisture
Farm Service Agency
Once every 12 months
3. In regards to dairy production RHA refers to...
100
25 gallons
Rolling Herd Average
30 hours
4. Reduced gestation length and retained placenta typically are the first symptoms of _________________ vitamin deficiency
Vitamin A
2.25
After 55 days
20-30%
5. What female hormone causes follicles to begin to develop?
Parallels out performed herringbones by nearly 8%
305 days
5
Follicle stimulating hormone
6. What percent of the cows feed intake is consumed during the daylight hours?
1957
70%
Administered in the muscle
Reticulum
7. Jersey cattle are characterized by having a ______________ face...
Mycobacterium bovis
Dished
Vibriosis
Chine
8. How much water can a lactating cow consume in one day?
PH 4.6
Jersey
25 gallons
Hardware disease
9. What type of mastitis is the easiest to cure?
Omasum
Flank
Zinc
Streptococus agalactae
10. Which of the following is the most popular type of cheese in the United States?
25
Cheddar
Two weeks prior to calving
Animal Improvement Program Lab
11. What percent of dry matter in plants is made of carbohydrates?
Rumen
Limber leg
75%
Small Intestine
12. NFO
National Farmers Organization
5000000
Hormones
Nitrogen excretion
13. When evaluating a dairy ration - what do the letters TDN stand for?
Total Digestible Nutrients
Concentrated Animal Feeding Operation
After 55 days
Basic Formula Price
14. USAHA
Nitrogen
Laminitis
45-55
You S Animal Health Association
15. %DBH
3.0
Nitrogen
Mud - water - and manure
Percentage of Difficult Births in Heifers
16. How frequently should an average freshen?
Once every 12 months
Prussic acid poisoning
Limber leg
Mastitis
17. 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__________.
International Dairy Foods Associactions
Twelve
Magnesium
Lignin
18. When examining feed rations - what do the letters NDF stand for?
Abomasum
A negatively charged ion
Cheese
Neutral Detergent Fiber
19. What ration ingredients contain the highest concentration of energy?
Fats
Duodenum
Foreign Agricultural Service
Milk fever
20. Legally you cannot make cottage cheese from raw milk - but you can make _________ from raw milk.
Parturtion
Sodium
1957
Cheddar cheese
21. A cow with high lactation persistence is important for a dairy's economic success. Lactation persistency is...
Cows Milk production this month divided by production last month X 100
25 gallons
Plate chiller
100
22. 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.
Brown Swiss
Increase - 5
400 pounds
Mud - water - and manure
23. Each animal inherits certain genes from both parents. What percentage of genes does a calf receive from its sire?
50 percent
After 55 days
Very good
Cheddar cheese
24. Milk let down in a dairy cow may be stimulated by...
50-70
Feeding the cow
20
Low blood levvels of ionized calcium
25. Corn silage stored in sealed upright silos should be ensiled at what moisture?
No less than 60% moisture
Texas Commission on Environmental Quality
Vitamin A
Parallels out performed herringbones by nearly 8%
26. What manure waste management puts solids in a bin and lets it degrade?
Water
Brown Swiss
Rolling Herd Average
Composting
27. 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__________.
20-30%
Duodenum
Energy
Lignin
28. The number one reason for culling in U.S. dairy herds is...
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.
Arteries
4 years
Reproductive failure
29. What is lactogenesis?
Brucellosis
The initiation of milk secretion
Premis ID
Brown Swiss
30. The hooks and pins on an animal relate most closely to the...
15 months
Rump
Extremely fat
Four or more times
31. How much more energy do fats contain per unit the carbohydrates and proteins?
Sole
2.25
100%
Roughage
32. Most dairies in Texas are considered to be CAFO's. A CAFO is...
Progesterone
Mud - water - and manure
Oxytocin
Concentrated Animal Feeding Operation
33. 'Weaver Syndrome' is most often found in the _______________dairy breed?
Mycobacterium Paratuberculosis
The influence of the sire of the cow on calving ease
Prevent ingested metal objects from interfering with the digestive tract or the respiratory system
Brown Swiss
34. When discussing lactation records - What does the term 'fat corrected milk' mean?
Drug residue
Lactation records have been adjusted to the same milk fat percentage
Small intestine
Poor
35. A ____________ is usually necessary when feeding Dairy Cows TMR rations.
Mixer box on a truck or trailer
400 pounds
Between 28 to 30 days
Lactation records have been adjusted to the same milk fat percentage
36. GATT
General Agreement on Tariff and Trade
Digital Dermatitis
Milking Shorthorn
Niacin
37. A material used in a footbath for cows with foot rot problems is...
Copper sulfate
Bangs
.39%
Integrated pest management
38. A cow's gestation period is _______ long?
Follicular and luteal
Stainless steel
282 days
Manure handling procedures
39. What are two methods for shortening udder hair?
Side by side (head out)
Displaced abomasum
14 days
Clipping and singeing
40. BFP
Post-synch
Basic Formula Price
Pasteurizing system
Body weight
41. Allelomimetic behavior is defined as...
25-30
The tendency for a group of animals to do the same thing at the same time
Large intestines
Transponders
42. Abortion in the last trimester of pregnancy is often caused by_______________.
Mud - water - and manure
Dairy Farmers of America (DFA)
Brucellosis
Cheddar cheese
43. What describes the fraction of the ration proteins - which is broken down by digestive enzymes and utilized by rumen bacteria?
% Degradable proteins
Decreases - increases
Dished
Laminitis
44. This bacteria causes 'Circling Disease' in cattle...
Listeria
United States Dairy Export Council
Calcium
10%
45. Endocrinology is the science dealing with _______________.
Flank
Magnesium
Hormones
Body weight
46. Recent research traits have shown that dairy cows prefer to be milked __________ times/day if they are able to choose.
Four or more times
Energy
PGF
Two weeks prior to calving
47. What is the classification for a Holstein cow given the numerical value of less than 70?
PGF
Poor
5
Lignin
48. What is intra musclular injection?
Limber leg
Rumen and reticulum
Food safety and Inspection Service
Administered in the muscle
49. Bovine Progressive Degenerative Myeloencephalopathy (BPDME) is better known as Weaver Syndrome because of...
Rolling Herd Average
Negative net energy balance
Oxytocin
The weaving gait of affected cattle
50. The rear quarters produce __________% of the daily milk yield.
2:1
The weaving gait of affected cattle
60
Follicular and luteal