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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. Recent research traits have shown that dairy cows prefer to be milked __________ times/day if they are able to choose.
Bovine Viral Diarrhea
Four or more times
Vibriosis
Two
2. Milk sugars are not very soluble. Some people have difficulty hydrolyzing them in their bodies. This problem is called _________________.
16-18
Jersey
Feed low potassium hay - silage - and anionic salts to dry cows
Lactose intolerance
3. Approximately how many gallons of blood pass through the udder for each gallon of milk produced?
Milking Shorthorn
Collecting the methane gas being produced and using it as an energy source on the dairy
Restraint and control of the animal
400‐500 gallons
4. How is a dairy's RHA calculated?
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.
Percentage of Difficult Births in Heifers
90-100
Mixer box on a truck or trailer
5. 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?
Allowing them access to their new born calf for the 1st 30 days
Stainless steel
Pass from animals to humans and vice versa
Blind quarter
6. An average Holstein cow should give _______ pounds per day for each lactation.
Recessive
50
Retained placenta
Sodium Bicarbonate
7. NFDM
Dairy character
Large intestines
Bovine Somatotropin
Nonfat Dry Milk
8. Milk fever is also (scientifically) known as what?
Enteritis
Parturient paresis
50 percent
Holstein
9. Which part of an animal touches the ground if he/she is walking on a correct set of feet and legs?
Sickle hocked
Sole
Transponders
The bacteria Escherichia Coli
10. A bovine female which has not had a calf is a...
Calcium
Heifer
282 days
5
11. How much more energy do fats contain per unit the carbohydrates and proteins?
Increase - 5
2.25
When it is proven that she will breed
400‐500 gallons
12. A material used in a footbath for cows with foot rot problems is...
Copper sulfate
Food Animal Residue Avoidance Databank
60 days
Inguinal
13. What state agency regulates waste management?
Cheddar
Attract the opposite sex
Beta-carotene
Texas Commission on Environmental Quality
14. When discussing lactation records - What does the term 'fat corrected milk' mean?
Swollen hock
Vitamin B
Lactation records have been adjusted to the same milk fat percentage
No less than 60% moisture
15. Mule-foot is found most often in ___________dairy breed?
Holstein
45-55
18
It is not necessary to supplement the intake of Vitamin B complex
16. Which one of the following is not classified as a fat‐soluble vitamin?
20-30%
Lactation records have been adjusted to the same milk fat percentage
Displaced abomasum
Vitamin B
17. How frequently should an average freshen?
Longer than 1.5 inches
Sodium
Once every 12 months
It is not necessary to supplement the intake of Vitamin B complex
18. Cattle grazing stressed on wilted hybrid sorghum/Johnson grass type pasture - may die as a result of ________________.
The tendency for a group of animals to do the same thing at the same time
Prussic acid poisoning
Large Plastic Bags
16-18
19. Milk sugars are not very soluble. Some people have difficulty hydrolyzing them in their bodies. This problem is called _________________.
Lactose intolerance
Net Energy
Income over feed costs
3.0
20. The portion of the ruminant digestive system which is known as and functions as the 'true' stomach is the...
Direct Microscopic Counts
9 weeks
Abomasum
Two weeks prior to calving
21. What bacterium causes Johne's disease in cattle?
Side by side (head out)
Mycobacterium Paratuberculosis
Reduce the incidence of mastitis
Parturtion
22. Milk that is low in SCC has more casein - which is a primary component in _______?
Duodenum
30%
Cellulose - hemicellulose - and lignin
Cheese
23. What is the average production lifetime of a dairy cow?
80
3 years
% Protein
Vitamin B
24. What is an anion?
Jersey
Left side of the body
A negatively charged ion
Parturient paresis
25. Which major dairy breed association was the first to use computers to maintain breed registry records?
The tendency for a group of animals to do the same thing at the same time
Nitrogen excretion
Transponders
Guernsey
26. What percent of crude protein should a calf starter be?
The initiation of milk secretion
Vitamin A
Leukocytes
16-18
27. What is the scientific term for birth?
Gonadotropin Releasing Hormone
Holstein
Fat
Parturtion
28. What is the approximate time of ovulation in cattle after the beginning of heat?
Roughage
40 degrees F
30 hours
Administered via blood vessels
29. All U.S. dairy farms are inspected by state inspectors through a program coordinated by the Food and Drug Administration. Inspectors follow a publication called the PMO. What does PMO stand for?
Pastuerized Milk Ordinance
Rolling Herd Average
24 hours
400 pounds
30. What mineral is necessary for hemoglobin formation?
Heifer
Copper
Jersey
Milking Shorthorn
31. When referring to milk test used at the processing plant - What is a DMC?
400‐500 gallons
300 + degree
Calories
Direct Microscopic Counts
32. What percent moisture should corn silage be chopped at when stored in horizontal bunker silos or bags?
70% moisture
Pasteurizing system
National Farmers Organization
Intravenous injection of calcium gluconate
33. A dairyman may milk in a rapid exit barn. This simply means that...
Silage
Oxytocin
The cows leave the milkers via an alley wide enough to allow 2 or more cows side by side
400 pounds
34. The circulatory system of a dairy cow is very important to milk production. A dairy cow must circulate about _________ of blood for each pound of milk produced.
Holstein
400 pounds
Net Energy
Two weeks prior to calving
35. Dairy heifers need to bred at ________ of age assuming they are at least 65% of their adult weight at that time.
Mixer box on a truck or trailer
15 months
Between 28 to 30 days
Basic Formula Price
36. Cows treated with BST typically show an increase in milk production of...
Poll
Mule-foot
1957
10%
37. The rumen of a cow is located...
Left side of the body
A B-Vitamin
Between 6.0 and 6.5
Vitamin K
38. The hooks and pins on an animal relate most closely to the...
6 hours
United States Dairy Export Council
Calcium
Rump
39. What bacterium causes cattle tuberculosis (TB)?
The abomasums of a milk fed calf
Mycobacterium bovis
Total Digestible Nutrients
Cheese
40. What is the hormone that causes Uterine contractions to assist in parturition?
You S Animal Health Association
NAtional Research Council
Oxytocin
10%
41. What is the scientific term for birth?
101.5 degrees F
Parturtion
Corpus Luteum
Mammals
42. Which one of the following is NOT classified as a water soluble-vitamin?
Magnesium
Vitamin A
Rump
4 years
43. Which cows have higher protein requirements?
25-30
20000000
62 to 65% moisture
High-producing pregnant cows
44. FSA
Total Production Index
Prussic acid poisoning
Farm Service Agency
A positively charged ion
45. A mutation where calves have little or no control over the movement of their legs is called...
Faster
Mastitis
A B-Vitamin
Limber leg
46. In what year did the Holstein Association start its program of recording carriers of Undesirable Recessive Traits?
Bangs
The initiation of milk secretion
30 hours
1957
47. On the PDCA Unified Dairy Score Card - the category 'feet and legs' accounts for how many points?
Abortion
Citrate
20
A minimum of every 6 months
48. When comparing bulls for artificial insemination - What does 'SCR' stand for?
Sire conception rate
Animal Improvement Program Lab
Cellulose - hemicellulose - and lignin
Brucellosis
49. Alfalfa is an example of ___ in a dairy ration.
Udder
Roughage
50
80
50. 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
Magnesium
Corpus Luteum
72