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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 is a cation?
Mycobacterium bovis
Manure handling procedures
A positively charged ion
Jersey
2. Abortion in the last trimester of pregnancy is often caused by_______________.
Net Energy
Brucellosis
100
Direct Microscopic Counts
3. Milk that is low in SCC has more casein - which is a primary component in _______?
Sole
The abomasums of a milk fed calf
Escherichia coli
Cheese
4. Which mineral functions in maintaining osmotic pressure - acid-base balance - and body fluid balance?
Dairy character
Sodium
Fat
24 hours
5. Which body part is located more towards the front of the animal?
Flank
Food Animal Residue Avoidance Databank
3 years
Stainless steel
6. dairy cow may not reach her highest milk yield until she is...
30 hours
5-9 years old
25%
Texas Commission on Environmental Quality
7. Heart girth measurements of cows may be used to estimate...
Body weight
Left side of the body
Post-synch
Energy
8. Milk traits - i.e. fat - protein - SNF and etc. - tend to have a heritability of about...
20-30%
Percentage of Difficult Births in Heifers
Esophageal groove
2:1
9. Lactation is unique to _________.
40/60
Flank
750000
Mammals
10. After insemination - how long do sperm live in the cow's reproductive tract?
9 weeks
24 hours
% Protein
Body weight
11. Fresh milk - at a dairy - is required to be cooled to a minimum of 50 degrees F within 4 hours time after milking. However many larger dairies are using a _______________ to accomplish this within minutes.
Epinephrine
Plate chiller
Niacin
The weaving gait of affected cattle
12. Generally - high-producing Holsteins eat ___________ pounds of dry matter per day?
3 years
45-55
Lactose intolerance
20-30%
13. Which one of the following is the name of the part of the cow's back that lies between the withers and the loin?
Digital Dermatitis
Reticulum
Chine
Side by side (head out)
14. According to the American Veterinary Medicine Association - the preferred method of dehorning young calves is_________.
9%
Direct Microscopic Counts
Disbudding
Total Production Index
15. When can a heifer calf born twin to a bull be registered?
18
Hormones
Nitrogen excretion
When it is proven that she will breed
16. The rumen of a cow is located...
Vibriosis
Left side of the body
Pastuerized Milk Ordinance
Poll
17. The annual sale of dairy semen exceeds __________ straws.
20000000
Prevent ingested metal objects from interfering with the digestive tract or the respiratory system
50-80%
Carbon
18. Corn silage stored in sealed upright silos should be ensiled at what moisture?
Retained placenta
No less than 60% moisture
Parturient paresis
The bacteria Escherichia Coli
19. If you add sugar to a milk product - you must ______ the minimum pasteurization temperature by _____ degrees F.
Fat
You S Animal Health Association
Increase - 5
After 55 days
20. What bacterium causes Johne's disease in cattle?
5
Two
Mycobacterium Paratuberculosis
Holstein
21. A Babcock test may be used to measure the __________ % of milk.
Twice/day
Small intestine
Fat
Bovine Somatotropin
22. Milk that is low in SCC has more casein - which is a primary component in _______?
Abortion
14 days
Cheese
Concentrated Animal Feeding Operation
23. What is an anion?
The bacteria Escherichia Coli
A negatively charged ion
MyDairy
Integrated pest management
24. What ration ingredients contain the highest concentration of energy?
A B-Vitamin
Lignin
Good plus
Fats
25. According to the American Veterinary Medicine Association - the preferred method of dehorning young calves is_________.
Prussic acid poisoning
Parallels out performed herringbones by nearly 8%
Disbudding
Side by side (head out)
26. Which purebred dairy breed association introduced a 'dairy price stabilization' program in 2009?
Holstein
Feed
Administered under the skin
50-70
27. What is the sex chromosome configuration of a male calf?
Reproductive failure
Once every 12 months
XY
Decreases - increases
28. The source of rennet (a substance used in cheese making) is...
High-producing pregnant cows
The abomasums of a milk fed calf
Methane
Holstein
29. An average Holstein cow should give _______ pounds per day for each lactation.
Solids removal
50
After 55 days
Vitamin B
30. What numerical value does a Holstein cow get when given the classification excellent?
Texas Commission on Environmental Quality
90-100
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.
Poor
31. The top most part of a cow's head is called the...
Omasum
Ringworm
Between 14 and 35 days
Poll
32. What are the two types of ovarian cysts?
Follicular and luteal
2000's
25%
87%
33. Rotary Parlors or Carousel milk barns have the advantage of being ________________ when compared to other type barns.
Faster
Escherichia coli
87%
35 to 40%
34. The CWT programs stands for Cooperatives Working Together. Which of the following describes the function of this program?
A national dairy farmer-funded program that is used to help stabilize milk prices
Arteries
Calories
282 days
35. In regards to pedigrees - What is a RHA?
Registered Holstein Ancestry
Administered via blood vessels
The bottom most part of the tail
Vitamin K
36. The Global Dairy Agenda for Action is a pledge to reduce _______ emissions in an attempt to address global warming?
Carbon
Pasteurizing system
Claw
Milking Shorthorn
37. What is the hormone that causes Uterine contractions to assist in parturition?
Oxytocin
6 hours
Sole
9%
38. On average - how many weekd after freshening does a cow's dry matter intake peak?
12-14 weeks
% Protein
Holstein
Gonadotropin Releasing Hormone
39. The _____________is the device responsible for regulating both the vacuum level and the proportion of the vacuum for the front and rear quarters
Pulsator
4 years
Rumen and reticulum
To add a concentrated form of energy
40. Cattle grazing stressed on wilted hybrid sorghum/Johnson grass type pasture - may die as a result of ________________.
Zinc
Prussic acid poisoning
Total Production Index
9%
41. At how many days can pregnancy be detected by palpation?
Jersey
Net Energy
Between 14 and 35 days
Mixer box on a truck or trailer
42. Lactation is unique to _________.
Mud - water - and manure
24 hours
10%
Mammals
43. The condition in which the cow is giving more milk than nutrients that she is consuming in feed is called...
Copper sulfate
Negative net energy balance
Alfalfa and Clover
The cows leave the milkers via an alley wide enough to allow 2 or more cows side by side
44. What does the term freshen mean in relation the dairy production?
Energy
Mastitis
To give birth
Gonadotropin Releasing Hormone
45. How did parallels perform when compared to herringbones?
Predicted Transmitting Ability-Type
25-30
50
Parallels out performed herringbones by nearly 8%
46. In which breed of cow is the incidence of milk fever most common?
Jersey
Good plus
100
50-70
47. Where are degradable proteins broken down?
Arteries
Concentrated Animal Feeding Operation
Rumen
Gonadotropin Releasing Hormone
48. What units are used to measure energy?
After each use
Vitamin A
Calories
Magnesium
49. Which cows have higher protein requirements?
70% moisture
Vitamin B
High-producing pregnant cows
National Farmers Organization
50. A ____________ is usually necessary when feeding Dairy Cows TMR rations.
Rump
MyDairy
Jersey
Mixer box on a truck or trailer