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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. What units are used to measure energy?
Arteries
Milking Shorthorn
10
Calories
2. Rotary Parlors or Carousel milk barns have the advantage of being ________________ when compared to other type barns.
Faster
14 days
50 percent
Rear feet and legs
3. What should the pH of a 'close up' Holstein's urine be?
30 hours
70% moisture
282 days
Between 6.0 and 6.5
4. The number one reason for culling in U.S. dairy herds is...
Modified Live Virus
Abomasum
Reproductive failure
Rolling Herd Average
5. A dairy cow that has all 8 permanent incisor teeth can be considered to be a minimum of ______________old.
Front feet toward rear of the cow with head - nose first - between them
30%
A national dairy farmer-funded program that is used to help stabilize milk prices
4 years
6. To dairymen - the most harmful disease impacting milk production and their economic bottom line is...
Animal Improvement Program Lab
35 to 40%
Sire conception rate
Mastitis
7. The milk produced on a dairy must be moved through a system of components and piping made from...
Jersey
Stainless steel
14 days
General Agreement on Tariff and Trade
8. How many grams of lactose are in an 8 oz. glass of milk?
75%
10
Mixer box on a truck or trailer
70% moisture
9. ___________ represents the largest daily input cost in producing milk.
Water
Feed
Gonadotropin Releasing Hormone
Left side of the body
10. Dairy cattle have a ________ field of vision to their front
Rolling Herd Average
To add a concentrated form of energy
300 + degree
Urea
11. Grass Tetany may occur in early lactation cows grazing lush - heavily - fertilized pastures. Grass Tetany is caused by a ______________deficiency.
75-79.9
Body weight
Magnesium
4 years
12. Milk with over_____________ somatic cell count cannot legally be shipped in the United States?
Parturtion
25 gallons
750000
United States Dairy Export Council
13. What acid is formed when nonstructural carbohydrates are digested in the rumen?
Disbudding
Between 14 and 35 days
Propionic acid
Chine
14. The portion of the ruminant digestive system which consists of many folds of tissue is the...
Water
Omasum
% Degradable proteins
60 days
15. What is the most essential nutrient in animal feeding animals and maintaining health?
Duodenum
Water
Heifer
They may be bothersome to livestock and other animals
16. 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__________.
Escherichia coli
Lignin
Digital Dermatitis
Extremely fat
17. The _____________is the device responsible for regulating both the vacuum level and the proportion of the vacuum for the front and rear quarters
Progesterone
Pulsator
8.62 pounds
Rolling Herd Average
18. The top most part of a cow's head is called the...
Poll
45-55
50-80%
Longer than 1.5 inches
19. What are two methods for shortening udder hair?
Front feet toward rear of the cow with head - nose first - between them
70%
Clipping and singeing
75-79.9
20. What female hormone causes follicles to begin to develop?
Holstein
Direct Microscopic Counts
Follicle stimulating hormone
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.
21. What state agency regulates waste management?
Texas Commission on Environmental Quality
3.0
Copper sulfate
Faster
22. Which one of the following is the largest dairy milk marketing cooperative in the U.S.?
Reduce the incidence of mastitis
Registered Holstein Ancestry
Dairy Farmers of America (DFA)
High-producing pregnant cows
23. Which mineral functions in maintaining osmotic pressure - acid-base balance - and body fluid balance?
3.5-4.0
Sodium
Two
After 200 days of lactation
24. Cow comfort has been linked to milk production in numerous research studies. Not an example of a way to improve cow comfort used by dairymen?
.39%
Between 28 to 30 days
Allowing them access to their new born calf for the 1st 30 days
5000000
25. 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?
50-80%
You S Animal Health Association
Water
50 percent
26. What percent of lactating dairy cows have oxytocin in their bloodstreams during milking?
101.5 degrees F
100%
Guernsey
Brown Swiss
27. What do nonstructural carbohydrates consist of?
90-100
Plant starch - pectin - and sugar
Food safety and Inspection Service
50-70
28. Feeding bulky feeds during the dry period and gradually bringing fresh cows back on grain are ways to prevent...
Displaced abomasum
Non-forage Carbohydrates
Vitamin B
Omasum
29. NAFTA
Vitamin A
14 days
North American Free Trade Agreement
Abomasum
30. Cheddar cheese accounts for ____ % of American type cheeses made in the U.S.
30 hours
Omasum
80
Rumen
31. Which one of the following is the name of the part of the cow's back that lies between the withers and the loin?
Chine
Udder - feet and legs - body form - & dairy character
Increase - 5
Total Digestible Nutrients
32. How much more energy do fats contain per unit the carbohydrates and proteins?
2.25
Udder - feet and legs - body form - & dairy character
Restraint and control of the animal
Nitrogen
33. Milking time is best reduced by...
After each use
Twice/day
Preparing cows properly
14 days
34. Bulk tanks must be emptied and cleaned every _____ hours.
72
Milking Shorthorn
Between 14 and 35 days
After 200 days of lactation
35. 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?
Arteries
Duodenum
Heat detection and conception rates
Negative net energy balance
36. Dairy producers are particularly watchful for zoonotic diseases in their herd. Zoonotic diseases are defined as those that...
10
Collecting the methane gas being produced and using it as an energy source on the dairy
Pass from animals to humans and vice versa
The bacteria Escherichia Coli
37. What are the four composite indexes calculated by the Holstein Association?
Pass from animals to humans and vice versa
Calories
Modified Live Virus
Udder - feet and legs - body form - & dairy character
38. After insemination - how long do sperm live in the cow's reproductive tract?
Heifer
Jersey
24 hours
Brown Swiss
39. 98% of somatic cells are...
Feed
Leukocytes
25%
Abortion
40. Which hormone produced by the uterus causes regression of the corpus luteum?
PGF
Jersey
Limber leg
Neutral Detergent Fiber
41. When examining feed rations - what do the letters NDF stand for?
25 gallons
5
Brown Swiss
Neutral Detergent Fiber
42. A dairy cow that has her feet too far forward (under her belly) is said to be...
Abomasum
Sickle hocked
Small Intestine
Dairy Comp 305
43. How much water can a lactating cow consume in one day?
Swollen hock
Bovine Somatotropin
Nonstructural Carbohydrates
25 gallons
44. NMPF
The influence of the sire of the cow on calving ease
12-14 weeks
National Milk Producers Federation
40 gallons
45. Generally - high-producing Holsteins eat ___________ pounds of dry matter per day?
40/60
When it is proven that she will breed
45-55
Twelve
46. Jersey cattle are characterized by having a ______________ face...
Premis ID
Dished
Food Animal Residue Avoidance Databank
Total Production Index
47. A mutation where a calf is born with a single toe on one or more feet is called...
Brucellosis
Mule-foot
10 days
Copper sulfate
48. What is the scientific term for birth?
Guernsey and Jersey
Parturtion
Net Energy
2:1
49. Crude fiber in a dietary ration must be at least ___% or milk fat percent will decrease.
35 to 40%
Foreign Agricultural Service
Commodity Credit Corporation
18
50. Which one of the following is NOT classified as a water soluble-vitamin?
Subclinical
Vitamin A
Nitrogen excretion
In the cell wall
Can you answer 50 questions in 15 minutes?
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