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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. When does the greatest mammary tissue growth occur during a cow's life?
During the first pregnancy
Esophageal groove
Sole
Fats
2. What percentage of whole milk is fat when compared on a dry matter basis?
25%
101.5 degrees F
Oxytocin
Follicle stimulating hormone
3. According to the NRC - what percent calcium should a dry cow ration contain?
No less than 60% moisture
Lactation records have been adjusted to the same milk fat percentage
.39%
Cryoscope
4. Which major dairy breed association was the first to use computers to maintain breed registry records?
Guernsey
Mycobacterium Paratuberculosis
75%
Esophageal groove
5. Which mineral functions in maintaining osmotic pressure - acid-base balance - and body fluid balance?
Fat
Four or more times
Rolling Herd Average
Sodium
6. A Babcock test may be used to measure the __________ % of milk.
Clipping and singeing
Fat
3.5-4.0
Front feet toward rear of the cow with head - nose first - between them
7. The dairy breed which produces the highest volume of milk is the...
5000000
Guernsey
Abortion
Holstein
8. Which system of the cow's body is most affected by paratuberculosis?
Cows Milk production this month divided by production last month X 100
Net Energy
Digestive
Dairy Comp 305
9. Which mineral functions in maintaining osmotic pressure - acid-base balance - and body fluid balance?
Rump
12-14 weeks
30
Sodium
10. GnRH
Black leg
Cellulose - hemicellulose - and lignin
Gonadotropin Releasing Hormone
Methane
11. On the PDCA Unified Dairy Score Card - the category 'dairy strength' accounts for how many points?
25
Premis ID
After 200 days of lactation
Texas Commission on Environmental Quality
12. The two U.S. dairy breeds that originated in the Channel Islands off the coast of France are...
Administered via blood vessels
Limber leg
80
Guernsey and Jersey
13. BFP
Holstein
Neutral Detergent Fiber
Parathyroid gland
Basic Formula Price
14. What do nonstructural carbohydrates consist of?
Parturient paresis
Plant starch - pectin - and sugar
Fats
Between 28 to 30 days
15. A very popular dairy management software in Texas is...
Dairy Comp 305
24
Animal Improvement Program Lab
The influence of the sire of the cow on calving ease
16. dairy cow may not reach her highest milk yield until she is...
Symbiotic
5-9 years old
% Protein
Basic Formula Price
17. Fats are broken down by a dairy cow In what part of her body?
Manure handling procedures
% Protein
Pass from animals to humans and vice versa
Small intestine
18. As a rule of thumb when milk production ________ - the milk fat content _______
Body weight
The abomasums of a milk fed calf
Decreases - increases
A national dairy farmer-funded program that is used to help stabilize milk prices
19. In reference to reproduction - What does CL stand for?
Interdigital phlegmon
Bovine Somatotropin
Progesterone
Corpus Luteum
20. Almost 95% of the dairy cows in the U.S. are...
Registered Holstein Ancestry
20-30%
Holstein
Brown Swiss
21. What is subcutaneous injection?
To add a concentrated form of energy
Manure handling procedures
Administered under the skin
Stainless steel
22. Which compartment of a dairy cow's stomach is located closest to the heart and it is a spot where hardware disease occurs?
Reticulum
To give birth
Oxytocin
Flank
23. The portion of the milker unit that first receives the milk as it is withdrawn from the cow is the...
Claw
Rumen
Restraint and control of the animal
50-80%
24. When referring to milk test used at the processing plant - What is a DMC?
Direct Microscopic Counts
101.5 degrees F
5
Integrated pest management
25. A cow's gestation period is _______ long?
Nonprotein nitrogen
Feed
282 days
Modified Live Virus
26. 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?
Water
To give birth
Vitamin B
20
27. The portion of the milker unit that first receives the milk as it is withdrawn from the cow is the...
80
Escherichia coli
Claw
Administered via blood vessels
28. When using a body condition scoring system of 1 to 5 - What does a score of 5 mean?
Non-forage Carbohydrates
300 + degree
Extremely fat
Rumen and reticulum
29. Milk that is low in SCC has more casein - which is a primary component in _______?
Abomasum
National Farmers Organization
Cheese
Decreases - increases
30. The medical name tarsal hygroma - a commonaliment of dairy cows is commonly called...
Rumen
Administered via blood vessels
Swollen hock
Composting
31. Reduced gestation length and retained placenta typically are the first symptoms of _________________ vitamin deficiency
60 days
2.25
Potassium
Vitamin A
32. What hormone is responsible for maintaining pregnancy?
10%
Foreign Agricultural Service
Bone calcium
Progesterone
33. Dry cows need 0.8 percent K in their diet. What element is K?
Potassium
Guernsey and Jersey
400 pounds
40 degrees F
34. A Babcock test may be used to measure the __________ % of milk.
When it is proven that she will breed
Fat
Guernsey
100
35. On average - how many weekd after freshening does a cow's dry matter intake peak?
12-14 weeks
Pass from animals to humans and vice versa
Concentrated Animal Feeding Operation
Side by side (head out)
36. In which breed of cow is the incidence of milk fever most common?
Jersey
Administered in the muscle
Solids removal
% Degradable proteins
37. What is the classification for a Holstein cow given the numerical value of less than 70?
Alfalfa and Clover
Fats
Poor
Retained placenta
38. Heart girth measurements of cows may be used to estimate...
Body weight
Extremely fat
After 55 days
Net Energy
39. What numerical value does a Holstein cow get when given the classification excellent?
90-100
5-9 years old
Once every 12 months
Jersey
40. NSC
Direct Microscopic Counts
Nonstructural Carbohydrates
Vitamin A
Rumen and reticulum
41. Which dairy breed has a restriction for disallowing black markings?
Sickle hocked
40 gallons
Recessive
Milking Shorthorn
42. According to the American Veterinary Medicine Association - the preferred method of dehorning young calves is_________.
Disbudding
Two
Two times
Body weight
43. Which one of the following is not classified as a fatāsoluble vitamin?
Vitamin A
60 days
Cation-Anion Difference
Vitamin B
44. 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.
Fat
Dairy character
400 pounds
Cryoscope
45. What ration ingredients contain the highest concentration of energy?
Reticulum
Fats
Magnesium
Rolling Herd Average
46. Lactation is unique to _________.
Heat detection and conception rates
Mammals
Nonprotein nitrogen
Neutral Detergent Fiber
47. NAFTA
Hormones
Feeding the cow
North American Free Trade Agreement
2000's
48. When discussing nutrition - What does NPN stand for?
Nonprotein nitrogen
87%
A B-Vitamin
Roughage
49. Which purebred dairy breed association introduced a 'dairy price stabilization' program in 2009?
Holstein
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.
Beta-carotene
Follicular and luteal
50. What percent non-fiber carbohydrate should a ration contain for high producing cows?
Niacin
60 days
35 to 40%
Milking Shorthorn