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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. On the PDCA Unified Dairy Score Card - the category 'dairy strength' accounts for how many points?
Direct Microscopic Counts
Recessive
62 to 65% moisture
25
2. GnRH
Parallels out performed herringbones by nearly 8%
Gonadotropin Releasing Hormone
Reduce the incidence of mastitis
Good plus
3. What is a TMR to a dairy person?
Interdigital phlegmon
It has a lower vacuum requirement
Total Mixed Ration
XY
4. Which purebred dairy breed association introduced a 'dairy price stabilization' program in 2009?
Holstein
Between 14 and 35 days
Stainless steel
Blind quarter
5. The medical name tarsal hygroma - a commonaliment of dairy cows is commonly called...
30
Nonfat Dry Milk
Swollen hock
Potassium
6. In the reproductive tract of a dairy cow - how many uterine horns are there?
Rear feet and legs
Two
Preparing cows properly
Fat residue
7. What percent moisture should corn silage be chopped at when stored in horizontal bunker silos or bags?
Registered Holstein Ancestry
5
40 degrees F
70% moisture
8. How frequently should an average freshen?
Transponders
Between 28 to 30 days
Front feet toward rear of the cow with head - nose first - between them
Once every 12 months
9. Which mineral is found in high concentrations in soft tissues such as the pancreas - liver - and kidney?
Sire conception rate
Ringworm
3.5-4.0
Zinc
10. The portion of the milker unit that first receives the milk as it is withdrawn from the cow is the...
Claw
3.0
Holstein
45-55
11. A ____________gene in Black and White Holsteins is responsible for the red and white color being expressed at times...
18
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.
After each use
Recessive
12. What trait with the only positive genetic correlation to milk production?
Dairy character
Poor
National Milk Producers Federation
25 gallons
13. NAFTA
Composting
100%
Negative net energy balance
North American Free Trade Agreement
14. Fermented forage plants relates to...
Carbon Dioxide Gas
Nitrogen excretion
Silage
Potassium
15. Some Texas dairymen are placing Bermuda and/or corn forage into ______________ for fermentation and silage production.
Mud - water - and manure
Disbudding
Large Plastic Bags
750000
16. According to the NRC - what percent calcium should a dry cow ration contain?
Zinc
Reticulum
.39%
Sickle hocked
17. When reffering to vaccinations - what do the letters MLV stand for?
3.0
Modified Live Virus
2000's
Prevent ingested metal objects from interfering with the digestive tract or the respiratory system
18. In the standard protocol for cleaning milking equipment - which of the following is not one of the four phases of cleaning?
Back flushing
National Farmers Organization
12-14 weeks
Abomasum
19. Normal body temperature for a dairy cow is _____________.
101.5 degrees F
Parturient paresis
Escherichia coli
50
20. This vitamin plays a role in the coagulation of blood...
Vitamin K
Body weight
1957
2.25
21. The top most part of a cow's head is called the...
A B-Vitamin
Poll
85
It has a lower vacuum requirement
22. When discussing lactation records - What does the term 'fat corrected milk' mean?
Lactation records have been adjusted to the same milk fat percentage
Post-synch
30
Carbon
23. Milk should be below what temperature before it is transferred to a milk truck?
40 degrees F
87%
Small Intestine
Very good
24. Dairy Farmers frequently place a stomach magnet into their cows to...
The bacteria Escherichia Coli
Prevent ingested metal objects from interfering with the digestive tract or the respiratory system
Between 28 to 30 days
45-55
25. In dairy cows - What is the name of the disease caused by the organisms Staph Aureus - Strep Uberis - and Klebsiella?
100%
Holstein
Low blood levvels of ionized calcium
Mastitis
26. Milk with over_____________ somatic cell count cannot legally be shipped in the United States?
Mycobacterium bovis
750000
30 hours
Mud - water - and manure
27. Nutritionists have developed a test to compare one alfalfa sample to another - determining the RFV of each. RFV stands for...
Displaced abomasum
Relative Forage Value
Percentage of Difficult Births in Heifers
Brown Swiss
28. When is the best time to feed anionic salts to dairy cows?
Two weeks prior to calving
Administered under the skin
Subclinical
It is not necessary to supplement the intake of Vitamin B complex
29. When discussing nutrition - What does NPN stand for?
Heat detection and conception rates
Lactose intolerance
Farm Service Agency
Nonprotein nitrogen
30. Endocrinology is the science dealing with _______________.
% Degradable proteins
Hormones
35 to 40%
Reticulum
31. The topline of a cow is made up of the...
The bottom most part of the tail
Heat detection and conception rates
Digital Dermatitis
Loin and chine
32. If the freezing point of a sample of raw milk is above 30 degrees F this indicates...
Brown Swiss
Swollen hock
50-70
High % of water
33. One ejaculation from a bull typically contains _________________ sperm
Silage
Inguinal
5000000
60 days
34. Which of the compartments of a cow's four-compartment stomach acts as the true stomach?
Gonadotropin Releasing Hormone
Blind quarter
Abomasum
12-14 weeks
35. In cows - salmonellosis infections are most common in those that have calved within __________.
Cryoscope
10 days
16-18
3.0
36. What manure waste management method runs manure across a press and squeezes the water out?
Energy
Solids removal
Mud - water - and manure
1957
37. A cow with high lactation persistence is important for a dairy's economic success. Lactation persistency is...
Magnesium
Poor
Cows Milk production this month divided by production last month X 100
Duodenum
38. What percent of milk is water?
Brown Swiss
Bovine Viral Diarrhea
87%
Duodenum
39. Which compartment of a dairy cow's stomach is located closest to the heart and it is a spot where hardware disease occurs?
Corpus Luteum
Reticulum
Carbon
Rumen
40. When does the greatest mammary tissue growth occur during a cow's life?
The influence of the sire of the cow on calving ease
Mycobacterium Paratuberculosis
60 days
During the first pregnancy
41. What is the average production lifetime of a dairy cow?
The cows leave the milkers via an alley wide enough to allow 2 or more cows side by side
3 years
18
Intravenous injection of calcium gluconate
42. What acid is formed when nonstructural carbohydrates are digested in the rumen?
Total Digestible Nutrients
Propionic acid
Faster
50 percent
43. An average Holstein cow should give _______ pounds per day for each lactation.
50
Oxytocin
Poor
Calcium
44. When examining feed rations - what do the letters NDF stand for?
Neutral Detergent Fiber
Vitamin B
100
Mycobacterium Paratuberculosis
45. All milking equipment must be sanitized...
After each use
Cows Milk production this month divided by production last month X 100
Abomasum
To add a concentrated form of energy
46. How did parallels perform when compared to herringbones?
National Milk Producers Federation
Hormones
Parallels out performed herringbones by nearly 8%
60 days
47. What manure waste management method runs manure across a press and squeezes the water out?
Cation-Anion Difference
Faster
Solids removal
High % of water
48. Coccidia infection can occur when calves are 4 to 8 weeks old. Coccidia causes...
Epinephrine
Holstein
Vibriosis
Enteritis
49. Which of the following is an infectious disease?
Collecting the methane gas being produced and using it as an energy source on the dairy
Cryoscope
20000000
Ringworm
50. A mutation where calves have little or no control over the movement of their legs is called...
Limber leg
To give birth
In the cell wall
Decreases - increases