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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 feeding close-up cows a calcium deficient diet - which gland is simulated?
Milk fever
After each use
Esophageal groove
Parathyroid gland
2. The top most part of a cow's head is called the...
To add a concentrated form of energy
Parathyroid gland
Poll
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.
3. Which dairy breed's milk is golden-yellow in color?
Jersey
Pasteurizing system
Energy
Guernsey
4. A mutation where a calf is born with a single toe on one or more feet is called...
Mule-foot
Reduce the incidence of mastitis
Registered Holstein Ancestry
50-80%
5. Abortion in the last trimester of pregnancy is often caused by_______________.
Brucellosis
You S Animal Health Association
The tendency for a group of animals to do the same thing at the same time
50
6. Milk traits - i.e. fat - protein - SNF and etc. - tend to have a heritability of about...
Abortion
Basic Formula Price
20-30%
Relative Forage Value
7. NFO
Intravenous injection of calcium gluconate
National Farmers Organization
5
NAtional Research Council
8. Which mineral functions in maintaining osmotic pressure - acid-base balance - and body fluid balance?
Commodity Credit Corporation
Sodium
Lignin
Net Energy
9. The only aspect of milk quality that can be completely controlled on the farm is ______________.
Drug residue
Digestive
A negatively charged ion
Lactose intolerance
10. When a cow comes into heat every few days - she is referred to as?
Mule-foot
20
Cystic
National Milk Producers Federation
11. Which one of the following is NOT classified as a water soluble-vitamin?
Subclinical
Modified Live Virus
Vitamin A
Between 6.0 and 6.5
12. FSA
Sterile heifer born twin to a bull
Nonfat Dry Milk
Farm Service Agency
Small Intestine
13. Crude fiber in a dietary ration must be at least ___% or milk fat percent will decrease.
Texas Commission on Environmental Quality
18
Black leg
Longer than 1.5 inches
14. What is an anion?
Sole
A negatively charged ion
Dairy Comp 305
70% moisture
15. What is the classification for a Holstein cow given the numerical value 80-84.9?
6 hours
Good plus
3-6 minutes
14 days
16. Almost 95% of the dairy cows in the U.S. are...
MyDairy
5
Holstein
Lactose intolerance
17. Fermented forage plants relates to...
Water
Large Plastic Bags
Silage
Post-synch
18. What are the four composite indexes calculated by the Holstein Association?
To add a concentrated form of energy
62 to 65% moisture
Udder - feet and legs - body form - & dairy character
During the first pregnancy
19. How many das into a pregnancy can a fetus be sexed by ultrasound?
After 55 days
5000000
Nonprotein nitrogen
Administered under the skin
20. Which one of the following is not classified as a fat‐soluble vitamin?
5-9 years old
Net Energy
Total Production Index
Vitamin B
21. Legally you cannot make cottage cheese from raw milk - but you can make _________ from raw milk.
Fat residue
Cheddar cheese
Increase - 5
Percentage of Difficult Births in Heifers
22. Approximately how many gallons of blood pass through the udder for each gallon of milk produced?
400‐500 gallons
Rumen and reticulum
3-6 minutes
Brown Swiss
23. The major advantage of a 'low-line' milk line as compared to the older 'high-line' is...
Udder - feet and legs - body form - & dairy character
In the cell wall
It has a lower vacuum requirement
15 months
24. It is widely acknowledged that a calcium/phosphorus ration of about ______________ is best for a dairy ration since this mirrors that of the cows' body.
NAtional Research Council
2:1
15 months
Chine
25. In a cow - where would you find the alveolus?
Laminitis
Two
Udder
Listeria
26. Which purebred dairy breed association introduced a 'dairy price stabilization' program in 2009?
Prussic acid poisoning
400 pounds
Holstein
Lignin
27. Parallel milk barns typically have several cows on each side. The cows are arranged in a ____________ fashion in this barn.
Side by side (head out)
Laminitis
Prevent ingested metal objects from interfering with the digestive tract or the respiratory system
9 weeks
28. What combines the Predicted Transmitting Ability for protein - fat - type and udder composite index and ranks the animal on its ability to transmit a balance of these four traits
Calcium
Total Production Index
Stainless steel
2:1
29. Which reproductive condition results when the fetal membranes remain within the uterus for an extended period following parturition?
NAtional Research Council
Retained placenta
60 days
Jersey
30. USAHA
You S Animal Health Association
Cows Milk production this month divided by production last month X 100
Plant starch - pectin - and sugar
Cheddar
31. dairy cow may not reach her highest milk yield until she is...
Nitrogen excretion
Calcium
5-9 years old
In the cell wall
32. Texas dairies normally must be permitted by the ___________before they begin operations.
Good plus
Texas Commission on Environmental Quality
Jersey
After 200 days of lactation
33. Dairy cows produce milk that is relatively high in B complex vitamins. Because they are ruminants...
25%
10 days
Mule-foot
It is not necessary to supplement the intake of Vitamin B complex
34. Grass Tetany may occur in early lactation cows grazing lush - heavily - fertilized pastures. Grass Tetany is caused by a ______________deficiency.
20-30%
Oxytocin
Magnesium
They may be bothersome to livestock and other animals
35. One form of biological pest management is a predator insect - that can be bought and released to help control flies at a dairy. Which of these is NOT true about these predators...
They may be bothersome to livestock and other animals
The bacteria Escherichia Coli
Small Intestine
XY
36. In reference to reproduction - What does CL stand for?
Plant starch - pectin - and sugar
Corpus Luteum
40/60
Jersey
37. Where are non-degradable proteins absorbed?
Oxytocin
40 degrees F
National Milk Producers Federation
Small Intestine
38. Normal body temperature for a dairy cow is _____________.
101.5 degrees F
Side by side (head out)
North American Free Trade Agreement
75-79.9
39. Milk fever is also (scientifically) known as what?
101.5 degrees F
Parturient paresis
Roughage
Decreases - increases
40. How did parallels perform when compared to herringbones?
6 hours
Very good
15 months
Parallels out performed herringbones by nearly 8%
41. What are structural carbohydrates made of?
3.0
Rolling Herd Average
Predicted Transmitting Ability-Type
Cellulose - hemicellulose - and lignin
42. When evaluating a dairy ration - what do the letters TDN stand for?
60 days
5
Cheddar
Total Digestible Nutrients
43. After a bulk tank is washed and rinsed - beading of water droplets is a sign of _____.
Fat residue
Dairy character
A positively charged ion
Between 6.0 and 6.5
44. The hormone BST is given to dairy cows...
35 to 40%
After 200 days of lactation
Mud - water - and manure
National Milk Producers Federation
45. This vitamin plays a role in the coagulation of blood...
Vitamin K
It has a lower vacuum requirement
1
Food Animal Residue Avoidance Databank
46. What is the sex chromosome configuration of a male calf?
Manure handling procedures
XY
Large Plastic Bags
72
47. When discussing lactation records - What does the term 'fat corrected milk' mean?
Mule-foot
Lactation records have been adjusted to the same milk fat percentage
50
Rolling Herd Average
48. Each animal inherits certain genes from both parents. What percentage of genes does a calf receive from its sire?
50 percent
Udder
3-6 minutes
3 years
49. The standard length of the dry period in dairy cattle is ________?
50 percent
Negative net energy balance
Bangs
60 days
50. Reduced gestation length and retained placenta typically are the first symptoms of _________________ vitamin deficiency
After 55 days
Stainless steel
Listeria
Vitamin A