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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 is an anion?
Post-synch
Poor
14 days
A negatively charged ion
2. The Global Dairy Agenda for Action is a pledge to reduce _______ emissions in an attempt to address global warming?
Laminitis
Carbon
Esophageal groove
Cryoscope
3. What ration ingredients contain the highest concentration of energy?
400‐500 gallons
Silage
Longer than 1.5 inches
Fats
4. What percentage of whole milk is fat when compared on a dry matter basis?
After 55 days
10
25%
Reduce the incidence of mastitis
5. Dairy cows produce milk that is relatively high in B complex vitamins. Because they are ruminants...
62 to 65% moisture
Laminitis
Dairy Comp 305
It is not necessary to supplement the intake of Vitamin B complex
6. What is a TMR to a dairy person?
International Dairy Foods Associactions
35 to 40%
Total Mixed Ration
Milk on Demand
7. What describes the fraction of the ration proteins - which is broken down by digestive enzymes and utilized by rumen bacteria?
% Degradable proteins
15 months
After each use
Front feet toward rear of the cow with head - nose first - between them
8. The hormone ______________ stimulates milk let down and may be administered via injection - when necessary after parturition.
30%
Premis ID
Carbon
Oxytocin
9. When a cow comes into heat every few days - she is referred to as?
A B-Vitamin
Sodium Bicarbonate
Guernsey
Cystic
10. The source of rennet (a substance used in cheese making) is...
No less than 60% moisture
Four or more times
The abomasums of a milk fed calf
Cryoscope
11. Which major dairy breed association was the first to use computers to maintain breed registry records?
Parturient paresis
Guernsey
Guernsey and Jersey
20
12. The portion of the ruminant digestive system which consists of many folds of tissue is the...
Duodenum
Urea
Omasum
Good plus
13. Dairy cattle have a ________ field of vision to their front
Pasteurizing system
Swollen hock
United States Dairy Export Council
300 + degree
14. A disease causing air bubbles under the skin and usually results in rapid death is __________.
Black leg
After each use
Guernsey
Niacin
15. NFO
Udder - feet and legs - body form - & dairy character
Citrate
National Farmers Organization
Cryoscope
16. Corn silage stored in sealed upright silos should be ensiled at what moisture?
Prussic acid poisoning
Very good
Between 28 to 30 days
No less than 60% moisture
17. In regards to dairy production RHA refers to...
Direct Microscopic Counts
35 to 40%
Digestive
Rolling Herd Average
18. What is the most essential nutrient in animal feeding animals and maintaining health?
Mixer box on a truck or trailer
Niacin
5
Water
19. How is a dairy's RHA calculated?
It is not necessary to supplement the intake of Vitamin B complex
National Milk Producers Federation
50 percent
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.
20. Ways to avoid milk fever in cows
5
Neutral Detergent Fiber
Feed low potassium hay - silage - and anionic salts to dry cows
Cryoscope
21. How often will HACCP inspect each Dairy Farm?
Attract the opposite sex
10
100%
A minimum of every 6 months
22. How many chromosomes does the nucleus of each reproductive cell have in dairy cattle?
Blind quarter
Parturient paresis
30
2.25
23. What are two methods for shortening udder hair?
Clipping and singeing
3.5-4.0
Sickle hocked
Jersey
24. The hooks and pins on an animal relate most closely to the...
Rump
Loin and chine
18
Lactation records have been adjusted to the same milk fat percentage
25. Which one of the following is the name of the part of the cow's back that lies between the withers and the loin?
Pulsator
Corpus Luteum
Chine
Bone calcium
26. Approximately how many gallons of blood pass through the udder for each gallon of milk produced?
Leukocytes
70% moisture
It has a lower vacuum requirement
400‐500 gallons
27. The condition in which the cow is giving more milk than nutrients that she is consuming in feed is called...
Negative net energy balance
Mule-foot
A negatively charged ion
Plant starch - pectin - and sugar
28. dairy cow may not reach her highest milk yield until she is...
300 + degree
20-30%
Mammals
5-9 years old
29. %DBH
Basic Formula Price
Percentage of Difficult Births in Heifers
Digital Dermatitis
Potassium
30. The breed of dairy cow generally credited with producing the highest % of both milk fat and protein is the...
Bangs
Sodium
Jersey
100
31. One ejaculation from a bull typically contains _________________ sperm
70%
Vitamin K
5000000
To add a concentrated form of energy
32. What mineral is necessary for hemoglobin formation?
Brucellosis
Methane
Corpus Luteum
Copper
33. IDFA
International Dairy Foods Associactions
75%
60 days
Copper
34. What describes the fraction of the ration proteins - which is broken down by digestive enzymes and utilized by rumen bacteria?
% Degradable proteins
Vitamin A
Retained placenta
Abortion
35. What are structural carbohydrates made of?
Cellulose - hemicellulose - and lignin
Corpus Luteum
3 years
Restraint and control of the animal
36. Grass Tetany may occur in early lactation cows grazing lush - heavily - fertilized pastures. Grass Tetany is caused by a ______________deficiency.
Mycobacterium bovis
Food Animal Residue Avoidance Databank
Magnesium
Zinc
37. How many das into a pregnancy can a fetus be sexed by ultrasound?
Prevent ingested metal objects from interfering with the digestive tract or the respiratory system
After 55 days
Gonadotropin Releasing Hormone
Holstein
38. Bovine Progressive Degenerative Myeloencephalopathy (BPDME) is better known as Weaver Syndrome because of...
The weaving gait of affected cattle
Abortion
Sterile heifer born twin to a bull
70% moisture
39. What is intravenous injection?
Cellulose - hemicellulose - and lignin
50
3.0
Administered via blood vessels
40. How often will HACCP inspect each Dairy Farm?
Rump
Extremely fat
A minimum of every 6 months
Parturient paresis
41. How did parallels perform when compared to herringbones?
6 hours
Parallels out performed herringbones by nearly 8%
It is not necessary to supplement the intake of Vitamin B complex
The tendency for a group of animals to do the same thing at the same time
42. 'Weaver Syndrome' is most often found in the _______________dairy breed?
High-producing pregnant cows
Brown Swiss
Allowing them access to their new born calf for the 1st 30 days
Lignin
43. Abortion in the last trimester of pregnancy is often caused by_______________.
Allowing them access to their new born calf for the 1st 30 days
A national dairy farmer-funded program that is used to help stabilize milk prices
5
Brucellosis
44. A mutation where a calf is born with a single toe on one or more feet is called...
Premis ID
Foreign Agricultural Service
Mule-foot
Abomasum
45. Milk fever is also (scientifically) known as what?
Lactation records have been adjusted to the same milk fat percentage
30%
Parturient paresis
A national dairy farmer-funded program that is used to help stabilize milk prices
46. When can a heifer calf born twin to a bull be registered?
300 + degree
When it is proven that she will breed
Predicted Transmitting Ability-Type
XY
47. 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?
Brown Swiss
Pulsator
% Protein
Pastuerized Milk Ordinance
48. Which of the following is not a commonly usedestrus synchronization program for dairy cattle?
Post-synch
Copper
Income over feed costs
60 days
49. When looking at DHI records - what do the letters RHA stand for?
16-18
Holstein
Rolling Herd Average
Recessive
50. Mule-foot is found most often in ___________dairy breed?
Holstein
80
24
After 200 days of lactation