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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. The medical name tarsal hygroma - a commonaliment of dairy cows is commonly called...
70% moisture
Percentage of Difficult Births in Heifers
Swollen hock
A national dairy farmer-funded program that is used to help stabilize milk prices
2. What is the classification for a Holstein cow given the numerical value of less than 70?
305 days
Pastuerized Milk Ordinance
Small Intestine
Poor
3. The source of rennet (a substance used in cheese making) is...
30%
The bottom most part of the tail
The abomasums of a milk fed calf
Faster
4. What describes the fraction of the ration proteins - which is broken down by digestive enzymes and utilized by rumen bacteria?
400 pounds
% Degradable proteins
Mycotoxins
24 hours
5. A dairy cow that has her feet too far forward (under her belly) is said to be...
20-30%
Sickle hocked
Corpus Luteum
Mycobacterium bovis
6. Which mineral functions in maintaining osmotic pressure - acid-base balance - and body fluid balance?
24
Holstein
The initiation of milk secretion
Sodium
7. In dairy cows - What is the name of the disease caused by the organisms Staph Aureus - Strep Uberis - and Klebsiella?
Digestive
Mastitis
National Farmers Organization
United States Dairy Export Council
8. Dairy cattle frequently develop milk fever shortly after calving. They become immobile - comatose - and may die without treatment. The treatment typically involves...
Citrate
Intravenous injection of calcium gluconate
Abomasum
Non-forage Carbohydrates
9. Where are structural carbohydrates found in the plant?
3-6 minutes
In the cell wall
After each use
5000000
10. Colostrum given to a baby calf more than ____________hours old is NOT absorbed and thus does little good.
Four or more times
Water
24
Decreases - increases
11. This bacteria causes 'Circling Disease' in cattle...
PGF
Vitamin B
Listeria
High-producing pregnant cows
12. One of the highest heritability traits for milk is...
% Protein
Ringworm
Prevent ingested metal objects from interfering with the digestive tract or the respiratory system
15 months
13. This vitamin plays a role in the coagulation of blood...
85
Vitamin K
80
Drug residue
14. NAFTA
It is not necessary to supplement the intake of Vitamin B complex
North American Free Trade Agreement
XY
A positively charged ion
15. What is a common name for infectious kerato conjunctivitis?
Udder - feet and legs - body form - & dairy character
Pink eye
Propionic acid
A positively charged ion
16. About 90% of U.S. dairies use a __________ milking schedule.
After each use
Concentrated Animal Feeding Operation
15 months
Twice/day
17. What manure waste management method runs manure across a press and squeezes the water out?
50-80%
Direct Microscopic Counts
They may be bothersome to livestock and other animals
Solids removal
18. When looking at DHI records - what do the letters RHA stand for?
Prevent ingested metal objects from interfering with the digestive tract or the respiratory system
Registered Holstein Ancestry
Rolling Herd Average
Urea
19. According to recent USDA surveys - What is the most popular age to wean dairy calves?
24 hours
Interdigital phlegmon
Rumen and reticulum
9 weeks
20. Reduced gestation length and retained placenta typically are the first symptoms of _________________ vitamin deficiency
Longer than 1.5 inches
Foreign Agricultural Service
Pink eye
Vitamin A
21. The source of rennet (a substance used in cheese making) is...
The abomasums of a milk fed calf
Mule-foot
Mastitis
750000
22. What trait with the only positive genetic correlation to milk production?
Roughage
Dairy character
20-30%
Good plus
23. The annual sale of dairy semen exceeds __________ straws.
70%
Cheddar cheese
20000000
Vitamin A
24. What do nonstructural carbohydrates consist of?
80
60 days
Plant starch - pectin - and sugar
When it is proven that she will breed
25. The two main problems that effect reproduction are...
Heat detection and conception rates
A minimum of every 6 months
16-18
Sodium
26. What manure waste management puts solids in a bin and lets it degrade?
Composting
To add a concentrated form of energy
Net Energy
North American Free Trade Agreement
27. Fumonsin and zearalenone are examples of...
Collecting the methane gas being produced and using it as an energy source on the dairy
Percentage of Difficult Births in Heifers
Escherichia coli
Mycotoxins
28. Dairy producers are particularly watchful for zoonotic diseases in their herd. Zoonotic diseases are defined as those that...
Pass from animals to humans and vice versa
Roughage
40/60
Prevent ingested metal objects from interfering with the digestive tract or the respiratory system
29. In the reproductive tract of a dairy cow - how many uterine horns are there?
Water
Two
Feed low potassium hay - silage - and anionic salts to dry cows
15 months
30. Milk sugars are not very soluble. Some people have difficulty hydrolyzing them in their bodies. This problem is called _________________.
Milking Shorthorn
Progesterone
2.25
Lactose intolerance
31. What stomach compartments are not developed in a newborn calf?
Rolling Herd Average
Rumen and reticulum
Listeria
Heifer
32. What numerical value does a Holstein cow get when given the classification excellent?
Restraint and control of the animal
GTPI
90-100
Reduce the incidence of mastitis
33. When referring to milk test used at the processing plant - What is a DMC?
Reticulum
Magnesium
Direct Microscopic Counts
NAtional Research Council
34. In the standard protocol for cleaning milking equipment - which of the following is not one of the four phases of cleaning?
Back flushing
Reticulum
Vitamin A
They may be bothersome to livestock and other animals
35. What state agency regulates waste management?
Texas Commission on Environmental Quality
80
Predicted Transmitting Ability-Type
Four or more times
36. A Milking herd's TMR should be available to cows how many hours throughout the day?
9 weeks
20 to 24
Mastitis
Calcium
37. What is Milk Fever paresis caused by?
Mixer box on a truck or trailer
60
Large Plastic Bags
Low blood levvels of ionized calcium
38. How many das into a pregnancy can a fetus be sexed by ultrasound?
Vibriosis
GTPI
305 days
After 55 days
39. According to the American Veterinary Medicine Association - the preferred method of dehorning young calves is_________.
Disbudding
25-30
International Dairy Foods Associactions
Progesterone
40. Cows produce pheromones which...
Symbiotic
Alfalfa and Clover
Attract the opposite sex
Clipping and singeing
41. The two U.S. dairy breeds that originated in the Channel Islands off the coast of France are...
87%
Low blood levvels of ionized calcium
Guernsey and Jersey
Displaced abomasum
42. Milk fever is also (scientifically) known as what?
Parturient paresis
Follicle stimulating hormone
20000000
Duodenum
43. One ejaculation from a bull typically contains _________________ sperm
Dairy character
Parturtion
Brown Swiss
5000000
44. GnRH
Parallels out performed herringbones by nearly 8%
Epinephrine
Front feet toward rear of the cow with head - nose first - between them
Gonadotropin Releasing Hormone
45. The rumen of a mature cow will hold approximately...
Heifer
18
40 gallons
Heat detection and conception rates
46. GATT
Neutral Detergent Fiber
20000000
25
General Agreement on Tariff and Trade
47. Which trait is worth the most points according to the Dairy Cow Unified Score Card?
Laminitis
Udder
Back flushing
National Farmers Organization
48. How did parallels perform when compared to herringbones?
Parallels out performed herringbones by nearly 8%
75-79.9
Pass from animals to humans and vice versa
Solids removal
49. Which dairy breed's milk is golden-yellow in color?
Four or more times
Mammals
Small Intestine
Guernsey
50. FSA
Farm Service Agency
30 hours
Jersey
The cows leave the milkers via an alley wide enough to allow 2 or more cows side by side