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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. Dry cows need 0.8 percent K in their diet. What element is K?
Small intestine
Foreign Agricultural Service
3.0
Potassium
2. Corn silage - stored in upright - top-unloading silos - should be chopped at which percent moisture?
Body weight
United States Dairy Export Council
Modified Live Virus
62 to 65% moisture
3. Dairy cattle where first successfully cloned in the_______________.
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4. What state agency regulates waste management?
XY
Texas Commission on Environmental Quality
Jersey
XY
5. Fear can disrupt milk letdown in a cow. The hormone released that causes this disruption is...
Propionic acid
Epinephrine
50-70
Administered via blood vessels
6. HTST is a ______________
Abomasum
Poll
101.5 degrees F
Pasteurizing system
7. In reference to reproduction - What does CL stand for?
Esophageal groove
25-30
Corpus Luteum
Farm Service Agency
8. When using a body condition scoring system of 1 to 5 - What does a score of 5 mean?
Extremely fat
Cellulose - hemicellulose - and lignin
Solids removal
Displaced abomasum
9. ___________ represents the largest daily input cost in producing milk.
Milking Shorthorn
Composting
Retained placenta
Feed
10. Lactation is unique to _________.
They may be bothersome to livestock and other animals
Calories
Abomasum
Mammals
11. When can a heifer calf born twin to a bull be registered?
Twelve
Total Production Index
When it is proven that she will breed
International Dairy Foods Associactions
12. What is the accepted standard length for a lactation record in dairy cattle?
Sire conception rate
Vitamin B
305 days
Vitamin K
13. Which reproductive condition results when the fetal membranes remain within the uterus for an extended period following parturition?
Parathyroid gland
Abortion
10
Retained placenta
14. In the ruminant digestive system - which to the following is the name of first section of the small intestine that is connected to the abomasum?
Duodenum
20
Sickle hocked
National Farmers Organization
15. A dairy cow that has her feet too far forward (under her belly) is said to be...
Enteritis
Sickle hocked
Alfalfa and Clover
20000000
16. Feeding proper rations during the summer is important for both cow comfort and maintaining milk production. Which nutrient is most important during the summer months?
3.0
4 years
Water
Preparing cows properly
17. How did parallels perform when compared to herringbones?
Texas Commission on Environmental Quality
Lactation records have been adjusted to the same milk fat percentage
Parallels out performed herringbones by nearly 8%
Basic Formula Price
18. What is the most essential nutrient in animal feeding animals and maintaining health?
Percentage of Difficult Births in Heifers
60 days
Feed
Water
19. Which of the following diseases is not caused by a virus?
Laminitis
Dairy Farmers of America (DFA)
Digestive
To give birth
20. What percent of the cows feed intake is consumed during the daylight hours?
Intravenous injection of calcium gluconate
70%
Relative Forage Value
Mycobacterium Paratuberculosis
21. Which one of the following describes biotin?
Administered via blood vessels
Dairy Comp 305
Enteritis
A B-Vitamin
22. Which of the following is a compartment of the dairy cow's stomach?
8.62 pounds
When it is proven that she will breed
Abomasum
Energy
23. 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.
United States Dairy Export Council
Plate chiller
Faster
United States Dairy Export Council
24. The portion of the ruminant digestive system which consists of many folds of tissue is the...
20
Magnesium
Omasum
Two weeks prior to calving
25. What percent of milk is water?
87%
In the cell wall
Water
Sodium
26. What is a cation?
A positively charged ion
Citrate
Brown Swiss
Symbiotic
27. What kinds of relationship do cattle and the microorganisms in their rumen share?
Mud - water - and manure
Two
Symbiotic
50 percent
28. What is subcutaneous injection?
Holstein
North American Free Trade Agreement
Administered under the skin
24 hours
29. Endocrinology is the science dealing with _______________.
Hormones
Zinc
To add a concentrated form of energy
Non-forage Carbohydrates
30. In dairy cows - What is the name of the disease caused by the organisms Staph Aureus - Strep Uberis - and Klebsiella?
After each use
Mastitis
Parturtion
Dairy Comp 305
31. What structural carbohydrate component makes older plants less digestible than younger plants?
Lignin
Sole
Pulsator
Administered in the muscle
32. A dairyman may milk in a rapid exit barn. This simply means that...
The abomasums of a milk fed calf
The cows leave the milkers via an alley wide enough to allow 2 or more cows side by side
87%
9%
33. 'Thurl position' is a trait evaluated in the ________ category on the PDCA Unified Scorecard?
Administered via blood vessels
Back flushing
Rear feet and legs
Laminitis
34. Cows produce pheromones which...
Holstein
% Protein
Attract the opposite sex
Cryoscope
35. 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?
9 weeks
Manure handling procedures
Nonprotein nitrogen
Chine
36. The rumen of a cow is located...
6 hours
Feed low potassium hay - silage - and anionic salts to dry cows
Left side of the body
Abomasum
37. In regards to dairy production RHA refers to...
% Degradable proteins
Rolling Herd Average
The bottom most part of the tail
Administered under the skin
38. A ____________gene in Black and White Holsteins is responsible for the red and white color being expressed at times...
Follicle stimulating hormone
Recessive
Dished
Milk on Demand
39. The number one reason for culling in U.S. dairy herds is...
Reproductive failure
Parturient paresis
Lactose intolerance
4 years
40. If a dairy bull has been genetically tested to determine his genomic make-up - this will be indicated on his pedigree by what letters?
5
Direct Microscopic Counts
GTPI
4 years
41. Cows treated with BST typically show an increase in milk production of...
10%
80
Total Digestible Nutrients
Cheddar
42. FARAD
Food Animal Residue Avoidance Databank
Four or more times
Composting
Plant starch - pectin - and sugar
43. Proponents of global warming having accused cows of being a major factor. This is due to their release of...
Mycotoxins
Carbon Dioxide Gas
50
Milking Shorthorn
44. What is subcutaneous injection?
40 degrees F
50-70
10
Administered under the skin
45. What is the classification for a Holstein cow given the numerical value 80-84.9?
Udder
Energy
Good plus
Fat
46. What percent moisture should corn silage be chopped at when stored in horizontal bunker silos or bags?
70% moisture
30%
Faster
Brown Swiss
47. Which trait is worth the most points according to the Dairy Cow Unified Score Card?
Udder
70%
Nonprotein nitrogen
Sire conception rate
48. The most common pathogen found in raw milk is...
Guernsey
Twice/day
Escherichia coli
Listeria
49. Which dairy breed's milk is golden-yellow in color?
Disbudding
Stainless steel
Guernsey
Cows Milk production this month divided by production last month X 100
50. The topline of a cow is made up of the...
Pulsator
Milking Shorthorn
15 months
Loin and chine