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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 numerical value does a Holstein cow get when given the classification good?
Vitamin B
Mycobacterium bovis
Clipping and singeing
75-79.9
2. Dairy cattle frequently develop milk fever shortly after calving. They become immobile - comatose - and may die without treatment. The treatment typically involves...
Intravenous injection of calcium gluconate
National Milk Producers Federation
Guernsey
Zinc
3. Which one of the following is not classified as a fatāsoluble vitamin?
305 days
Nonprotein nitrogen
400 pounds
Vitamin B
4. What percent moisture should corn silage be chopped at when stored in horizontal bunker silos or bags?
Mammals
Digital Dermatitis
Mud - water - and manure
70% moisture
5. After insemination - how long do sperm live in the cow's reproductive tract?
6 hours
Digital Dermatitis
24 hours
Small Intestine
6. Dairy cattle where first successfully cloned in the_______________.
7. What is the scientific term for birth?
Parturtion
GTPI
40 degrees F
90-100
8. Reduced gestation length and retained placenta typically are the first symptoms of _________________ vitamin deficiency
Guernsey
Carbon
A national dairy farmer-funded program that is used to help stabilize milk prices
Vitamin A
9. A switch on a cow is...
The bottom most part of the tail
Calcium
Udder
2.25
10. In the reproductive tract of a dairy cow - how many uterine horns are there?
Sole
Fat
Two
Reduce the incidence of mastitis
11. In what year did the Holstein Association start its program of recording carriers of Undesirable Recessive Traits?
60
Interdigital phlegmon
Feed
1957
12. Colostrum given to a baby calf more than ____________hours old is NOT absorbed and thus does little good.
Feed low potassium hay - silage - and anionic salts to dry cows
Vitamin K
24
Brown Swiss
13. FSA
Rolling Herd Average
Farm Service Agency
Limber leg
62 to 65% moisture
14. In cows - salmonellosis infections are most common in those that have calved within __________.
Cheddar cheese
10 days
Between 14 and 35 days
Restraint and control of the animal
15. Dairy cattle have a ________ field of vision to their front
Pass from animals to humans and vice versa
300 + degree
14 days
Progesterone
16. What do nonstructural carbohydrates consist of?
5
Plant starch - pectin - and sugar
Large intestines
Plate chiller
17. The hormone BST is given to dairy cows...
1
After 200 days of lactation
Preparing cows properly
25 gallons
18. Grass Tetany may occur in early lactation cows grazing lush - heavily - fertilized pastures. Grass Tetany is caused by a ______________deficiency.
MyDairy
To give birth
Administered under the skin
Magnesium
19. FSIS
Jersey
Food safety and Inspection Service
European Union
5
20. What manure waste management method runs manure across a press and squeezes the water out?
60
During the first pregnancy
Solids removal
60 days
21. How frequently should an average freshen?
Once every 12 months
Sire conception rate
87%
5000000
22. The portion of the ruminant digestive system which consists of many folds of tissue is the...
Large Plastic Bags
Carbon
Omasum
Side by side (head out)
23. A condition of low blood calcium - which results in partial paralysis of the cow is known as __________________.
Milk fever
70%
Pink eye
Income over feed costs
24. Which hormone produced by the uterus causes regression of the corpus luteum?
70% moisture
PGF
Limber leg
The abomasums of a milk fed calf
25. If the heat detection rate is 30% and the conception rate is 30% - What is the pregnancy rate?
GTPI
Parturtion
9%
Bovine Viral Diarrhea
26. When sanitizing milking equipment with water - the temperature must be a minimum of 170 degrees F and the utensils are to be under the flow of water for ____________ minute(s).
Propionic acid
5
Holstein
Lignin
27. The annual sale of dairy semen exceeds __________ straws.
% Protein
20000000
A negatively charged ion
Vitamin K
28. Milk traits - i.e. fat - protein - SNF and etc. - tend to have a heritability of about...
Digestive
North American Free Trade Agreement
General Agreement on Tariff and Trade
20-30%
29. What numerical value does a Holstein cow get when given the classification excellent?
90-100
Vitamin A
Swollen hock
Lignin
30. What percent of milk is water?
Decreases - increases
87%
Total Production Index
40 gallons
31. What is the average production lifetime of a dairy cow?
3 years
Administered under the skin
General Agreement on Tariff and Trade
Zinc
32. How did parallels perform when compared to herringbones?
Zinc
Parallels out performed herringbones by nearly 8%
Vibriosis
Good plus
33. Which one of the following describes biotin?
A B-Vitamin
5-9 years old
4 years
Stainless steel
34. Manure management is a major concern for most modern - large-scale dairies. The newest management techniques being used involve...
Collecting the methane gas being produced and using it as an energy source on the dairy
Modified Live Virus
Relative Forage Value
3-6 minutes
35. All milking equipment must be sanitized...
Oxytocin
Holstein
After each use
Guernsey and Jersey
36. A bovine female which has not had a calf is a...
Progesterone
400 pounds
Heifer
Pasteurizing system
37. The breed of dairy cow generally credited with producing the highest % of both milk fat and protein is the...
3-6 minutes
400 pounds
Jersey
Preparing cows properly
38. IDFA
Cheese
To give birth
Vitamin A
International Dairy Foods Associactions
39. What units are used to measure energy?
Vibriosis
Neutral Detergent Fiber
Calories
% Protein
40. GATT
Food Animal Residue Avoidance Databank
Retained placenta
Side by side (head out)
General Agreement on Tariff and Trade
41. Adequate consumption of long fiber roughage is important to both milk production and herd heath. A long fiber roughage is one that is...
Longer than 1.5 inches
Loin and chine
Nonstructural Carbohydrates
Vitamin B
42. Which of the following is a compartment of the dairy cow's stomach?
Twelve
Abomasum
305 days
Copper
43. Cows treated with BST typically show an increase in milk production of...
During the first pregnancy
10%
Mastitis
Carbon Dioxide Gas
44. The rear quarters produce __________% of the daily milk yield.
60
Mammals
National Farmers Organization
Bovine Somatotropin
45. What percent non-fiber carbohydrate should a ration contain for high producing cows?
Four or more times
Mycobacterium bovis
35 to 40%
Prussic acid poisoning
46. What is the classification for a Holstein cow given the numerical value 80-84.9?
Good plus
60 days
40 degrees F
Manure handling procedures
47. Manure digesters convert _______________ fuel into electricity.
Methane
Lactation records have been adjusted to the same milk fat percentage
Silage
Copper
48. Where are non-degradable proteins absorbed?
Twelve
Small Intestine
90-100
Copper sulfate
49. Protein is a combination of amino acids. The amino acids are unique among compounds involved in nutrition because they contaIn what element?
3 years
Back flushing
Subclinical
Nitrogen
50. When referring to milk test used at the processing plant - What is a DMC?
Magnesium
Omasum
To add a concentrated form of energy
Direct Microscopic Counts