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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. In the standard protocol for cleaning milking equipment - which of the following is not one of the four phases of cleaning?
Follicular and luteal
Follicle stimulating hormone
Back flushing
Flank
2. What should the pH of a 'close up' Holstein's urine be?
It has a lower vacuum requirement
Black leg
Between 6.0 and 6.5
Gonadotropin Releasing Hormone
3. Cows produce pheromones which...
Attract the opposite sex
25-30
Brucellosis
Sire conception rate
4. Milking time is best reduced by...
Preparing cows properly
Dairy character
Fat residue
Holstein
5. The breed of dairy cow generally credited with producing the highest % of both milk fat and protein is the...
Heat detection and conception rates
Abomasum
5
Jersey
6. The hormone ______________ stimulates milk let down and may be administered via injection - when necessary after parturition.
Total Mixed Ration
Prussic acid poisoning
25-30
Oxytocin
7. Which trait is worth the most points according to the Dairy Cow Unified Score Card?
Udder
Post-synch
European Union
Holstein
8. What percent moisture should corn silage be chopped at when stored in horizontal bunker silos or bags?
70% moisture
Registered Holstein Ancestry
Energy
1957
9. What acid is formed when nonstructural carbohydrates are digested in the rumen?
Dished
20-30%
Copper sulfate
Propionic acid
10. Which part of an animal touches the ground if he/she is walking on a correct set of feet and legs?
Sole
Longer than 1.5 inches
40/60
Laminitis
11. Normal presentation of a calf for parturition will have...
Nitrogen excretion
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.
Front feet toward rear of the cow with head - nose first - between them
Progesterone
12. When referring to milk test used at the processing plant - What is a DMC?
18
Direct Microscopic Counts
25 gallons
Plate chiller
13. A disease transmitted through natural mating which causes abortion - low conception rates - and irregular heat cycles is _____________________.
Sterile heifer born twin to a bull
Mycotoxins
Vibriosis
35 to 40%
14. The condition in which the cow is giving more milk than nutrients that she is consuming in feed is called...
High-producing pregnant cows
101.5 degrees F
Bovine Somatotropin
Negative net energy balance
15. Cheddar cheese accounts for ____ % of American type cheeses made in the U.S.
National Milk Producers Federation
80
Integrated pest management
Reticulum
16. Dairy Management Inc. introduced the _______ social media program for dairy advocates?
MyDairy
Side by side (head out)
Carbon
Rumen
17. Producers using BST must give their cows an injection of it every...
Side by side (head out)
14 days
Manure handling procedures
87%
18. How many days after breeding can a pregnancy be detected by ultrasound?
Vibriosis
Decreases - increases
Jersey
Between 28 to 30 days
19. What numerical value does a Holstein cow get when given the classification good?
Poll
Dished
75-79.9
20000000
20. Texas dairies normally must be permitted by the ___________before they begin operations.
Texas Commission on Environmental Quality
25-30
Two
North American Free Trade Agreement
21. What structural carbohydrate component makes older plants less digestible than younger plants?
You S Animal Health Association
Mammals
Lignin
Mule-foot
22. Which mineral functions in maintaining osmotic pressure - acid-base balance - and body fluid balance?
Digestive
Sodium
Lignin
80
23. All milking equipment must be sanitized...
62 to 65% moisture
Premis ID
2:1
After each use
24. A cow's gestation period is _______ long?
After 55 days
282 days
Escherichia coli
MyDairy
25. PTAT
Pastuerized Milk Ordinance
Predicted Transmitting Ability-Type
Pasteurizing system
Cheddar cheese
26. Which one of the following is the largest dairy milk marketing cooperative in the U.S.?
Dairy Farmers of America (DFA)
Two
Cows Milk production this month divided by production last month X 100
Blind quarter
27. A switch on a cow is...
90-100
25 gallons
The bottom most part of the tail
5000000
28. Limber leg is found most often in the ____________ dairy breed?
Jersey
Nonprotein nitrogen
Abomasum
300 + degree
29. The medical name tarsal hygroma - a commonaliment of dairy cows is commonly called...
Increase - 5
Feeding the cow
Swollen hock
Cheddar
30. Dairy rations - especially those for high producing cows - may be buffered to maintain a desirable rumen pH. The most common buffering agent for this is...
Guernsey and Jersey
The initiation of milk secretion
Recessive
Sodium Bicarbonate
31. How frequently should an average freshen?
Bovine Somatotropin
Sickle hocked
Once every 12 months
Fats
32. What percent of crude protein should a calf starter be?
16-18
Displaced abomasum
Restraint and control of the animal
30%
33. Dairy producers are particularly watchful for zoonotic diseases in their herd. Zoonotic diseases are defined as those that...
Cheese
Income over feed costs
Clipping and singeing
Pass from animals to humans and vice versa
34. The rumen of a mature cow will hold approximately...
A B-Vitamin
40 gallons
Dairy Farmers of America (DFA)
Parturtion
35. Bulk tanks must be emptied and cleaned every _____ hours.
Jersey
Enteritis
Prevent ingested metal objects from interfering with the digestive tract or the respiratory system
72
36. How many days after parturition should you wait before breeding a cow back?
Sire conception rate
60 days
60
Basic Formula Price
37. What is the sex chromosome configuration of a male calf?
Chine
XY
85
1957
38. In what year did the Holstein Association start its program of recording carriers of Undesirable Recessive Traits?
Small Intestine
Basic Formula Price
Low blood levvels of ionized calcium
1957
39. What do nonstructural carbohydrates consist of?
Plant starch - pectin - and sugar
Copper sulfate
Udder
National Farmers Organization
40. Many dairymen 'dock' the tail on their cows much to the chagrin of Animals Rights groups. They believe This is necessary to...
62 to 65% moisture
Abomasum
Follicle stimulating hormone
Reduce the incidence of mastitis
41. In the standard protocol for cleaning milking equipment - which of the following is not one of the four phases of cleaning?
Back flushing
Stainless steel
A minimum of every 6 months
Side by side (head out)
42. CCC
Commodity Credit Corporation
Bovine Viral Diarrhea
Two times
750000
43. Endocrinology is the science dealing with _______________.
Jersey
General Agreement on Tariff and Trade
Hormones
National Milk Producers Federation
44. USAHA
Progesterone
Restraint and control of the animal
You S Animal Health Association
Chine
45. Approximately how many gallons of blood pass through the udder for each gallon of milk produced?
Parturtion
Pulsator
400‐500 gallons
20-30%
46. A calf's birth weight is approximately ________% of its' mature weight.
North American Free Trade Agreement
Listeria
80
5
47. 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?
Texas Commission on Environmental Quality
Alfalfa and Clover
Twelve
Cation-Anion Difference
48. Rumen bacteria enable dairy cattle to utilize which feed supplement?
Urea
Sodium
60 days
5
49. What is intra musclular injection?
Abomasum
Bangs
Administered in the muscle
9%
50. Legally you cannot make cottage cheese from raw milk - but you can make _________ from raw milk.
Digital Dermatitis
Cheddar cheese
Jersey
Energy