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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 purebred dairy breed association introduced a 'dairy price stabilization' program in 2009?
Holstein
Non-forage Carbohydrates
Cation-Anion Difference
Once every 12 months
2. Dairy heifers need to bred at ________ of age assuming they are at least 65% of their adult weight at that time.
15 months
Plant starch - pectin - and sugar
Allowing them access to their new born calf for the 1st 30 days
Stainless steel
3. Body condition scores form 1 to 5 are used to track herd health and nutrition. Dry cows should have a body score from...
Dairy Farmers of America (DFA)
2.25
3.5-4.0
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.
4. Pest Predators will travel up to ____ yards to find their food source (fly pupae).
Inguinal
A national dairy farmer-funded program that is used to help stabilize milk prices
80
NAtional Research Council
5. The portion of the ruminant digestive system which consists of many folds of tissue is the...
Post-synch
Faster
Nitrogen excretion
Omasum
6. The topline of a cow is made up of the...
Bovine Viral Diarrhea
Loin and chine
Net Energy
Predicted Transmitting Ability-Type
7. What is intravenous injection?
It is not necessary to supplement the intake of Vitamin B complex
Administered via blood vessels
Registered Holstein Ancestry
.39%
8. What is the approximate time of ovulation in cattle after the beginning of heat?
Income over feed costs
Omasum
30 hours
30%
9. What is a nonfunctional mammary gland called?
Collecting the methane gas being produced and using it as an energy source on the dairy
15 months
Copper
Blind quarter
10. Parallel milk barns typically have several cows on each side. The cows are arranged in a ____________ fashion in this barn.
Retained placenta
16-18
Income over feed costs
Side by side (head out)
11. Heart girth measurements of cows may be used to estimate...
Body weight
Total Production Index
Arteries
Mastitis
12. Research has shown that by formulating lactating cow rations with proper amounts of certain amino acids - we can decrease the crude protein content of the ration and reduce _______________________?
Large Plastic Bags
Small intestine
Copper sulfate
Nitrogen excretion
13. FSA
Dairy character
Farm Service Agency
1
Net Energy
14. Cattle grazing stressed on wilted hybrid sorghum/Johnson grass type pasture - may die as a result of ________________.
40 degrees F
50-80%
Nonfat Dry Milk
Prussic acid poisoning
15. When a small metal object punctures the stomach wall and causes an infection - the resulting disease is called____________________.
Hardware disease
40 gallons
Limber leg
Fat residue
16. On the PDCA Unified Dairy Score Card - the category 'feet and legs' accounts for how many points?
20
Low blood levvels of ionized calcium
Loin and chine
5-9 years old
17. Which one of the following describes biotin?
Digestive
PH 4.6
80
A B-Vitamin
18. One ejaculation from a bull typically contains _________________ sperm
5000000
40 degrees F
Enteritis
Pass from animals to humans and vice versa
19. When feeding close-up cows a calcium deficient diet - which gland is simulated?
Parathyroid gland
Income over feed costs
Citrate
Composting
20. 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__________.
Lignin
Poll
Parturient paresis
Sodium Bicarbonate
21. Crude fiber in a dietary ration must be at least ___% or milk fat percent will decrease.
The weaving gait of affected cattle
Corpus Luteum
18
3.5-4.0
22. If there are large numbers of flies around the dairy barn - what should be the first thing to be examined in an attempt to solve the fly problem?
Manure handling procedures
Chine
Between 28 to 30 days
20-30%
23. In which breed of cow is the incidence of milk fever most common?
Jersey
5000000
High-producing pregnant cows
National Milk Producers Federation
24. Which one of the following is the largest dairy milk marketing cooperative in the U.S.?
Dairy Farmers of America (DFA)
Food safety and Inspection Service
Two
Once every 12 months
25. The hormone ______________ stimulates milk let down and may be administered via injection - when necessary after parturition.
Oxytocin
A national dairy farmer-funded program that is used to help stabilize milk prices
Cheddar
North American Free Trade Agreement
26. What is the sex chromosome configuration of a male calf?
Cheese
Hardware disease
XY
Registered Holstein Ancestry
27. When does the greatest mammary tissue growth occur during a cow's life?
20-30%
Premis ID
Pass from animals to humans and vice versa
During the first pregnancy
28. What manure waste management puts solids in a bin and lets it degrade?
50-80%
282 days
Composting
Carbon Dioxide Gas
29. Which of the following is not a commonly usedestrus synchronization program for dairy cattle?
Subclinical
Stainless steel
20
Post-synch
30. A bovine female which has not had a calf is a...
Heifer
75%
Energy
Lignin
31. When looking at DHI records - what do the letters RHA stand for?
Two
Rolling Herd Average
2000's
National Milk Producers Federation
32. A material used in a footbath for cows with foot rot problems is...
Nitrogen excretion
Copper sulfate
Good plus
400 pounds
33. What percent non-fiber carbohydrate should a ration contain for high producing cows?
Food safety and Inspection Service
35 to 40%
Omasum
87%
34. Which trait is worth the most points according to the Dairy Cow Unified Score Card?
Limber leg
Udder
NAtional Research Council
Calcium
35. Abortion in the last trimester of pregnancy is often caused by_______________.
Brucellosis
Brown Swiss
Water
Neutral Detergent Fiber
36. Which reproductive condition results when the fetal membranes remain within the uterus for an extended period following parturition?
% Protein
80
Retained placenta
Sodium
37. In which breed of cow is the incidence of milk fever most common?
Jersey
Left side of the body
Bone calcium
In the cell wall
38. A dairy cow that has all 8 permanent incisor teeth can be considered to be a minimum of ______________old.
4 years
Dished
Bovine Somatotropin
Vitamin K
39. In a cow - where would you find the alveolus?
Udder
Total Production Index
Solids removal
6 hours
40. Cheddar cheese accounts for ____ % of American type cheeses made in the U.S.
Side by side (head out)
80
Mastitis
Water
41. What is Milk Fever paresis caused by?
Lactose intolerance
6 hours
Low blood levvels of ionized calcium
400‐500 gallons
42. As a rule of thumb when milk production ________ - the milk fat content _______
Flank
Decreases - increases
Jersey
Streptococus agalactae
43. Cows treated with BST typically show an increase in milk production of...
10%
Plate chiller
Propionic acid
Neutral Detergent Fiber
44. Why is fat added to dairy rations?
Two times
To add a concentrated form of energy
Prussic acid poisoning
Two weeks prior to calving
45. An average Holstein cow should give _______ pounds per day for each lactation.
Cows Milk production this month divided by production last month X 100
50
Food safety and Inspection Service
General Agreement on Tariff and Trade
46. Young dairy calves frequently suffer and may die due to scours. The chief cause of deadly scours at this age is...
Faster
Rolling Herd Average
A national dairy farmer-funded program that is used to help stabilize milk prices
The bacteria Escherichia Coli
47. The breed of dairy cattle that can be roan - all red - all white - or even spotted red and white is...
Jersey
Decreases - increases
The initiation of milk secretion
Milking Shorthorn
48. What percent of dry matter in plants is made of carbohydrates?
75%
Silage
Roughage
Calcium
49. What percentage of whole milk is fat when compared on a dry matter basis?
Laminitis
40/60
Relative Forage Value
25%
50. Which dairy breed has a restriction for disallowing black markings?
Milking Shorthorn
Hormones
Cows Milk production this month divided by production last month X 100
85