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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. Many dairies place bands on their cows necks or feet - with black boxes containing electronic I.D. - production - management information. These units are called...
Plant starch - pectin - and sugar
Transponders
Left side of the body
1
2. Almost 95% of the dairy cows in the U.S. are...
Brown Swiss
Reduce the incidence of mastitis
Holstein
Mule-foot
3. What percent of the cows feed intake is consumed during the daylight hours?
Faster
Epinephrine
70%
The weaving gait of affected cattle
4. After insemination - how long do sperm live in the cow's reproductive tract?
750000
Potassium
Zinc
24 hours
5. Which one of the following is the largest dairy milk marketing cooperative in the U.S.?
Citrate
305 days
Nonprotein nitrogen
Dairy Farmers of America (DFA)
6. On average - how many weekd after freshening does a cow's dry matter intake peak?
Lignin
12-14 weeks
Twelve
The bottom most part of the tail
7. Milk fever is also (scientifically) known as what?
12-14 weeks
Parturient paresis
After each use
30%
8. Which one of the following is the name of the part of the cow's back that lies between the withers and the loin?
National Farmers Organization
Chine
Follicle stimulating hormone
General Agreement on Tariff and Trade
9. Which one of the following is not classified as a fat‐soluble vitamin?
Vitamin B
Streptococus agalactae
Esophageal groove
50-70
10. What breed is known to produce milk over a greater number of years than all other breeds?
Brown Swiss
101.5 degrees F
14 days
75-79.9
11. What is the accepted standard length for a lactation record in dairy cattle?
The bottom most part of the tail
305 days
Farm Service Agency
Brucellosis
12. 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?
Follicular and luteal
10%
Very good
Duodenum
13. What female hormone causes follicles to begin to develop?
Feed low potassium hay - silage - and anionic salts to dry cows
Mastitis
2:1
Follicle stimulating hormone
14. Dry cows need 0.8 percent K in their diet. What element is K?
Potassium
Direct Microscopic Counts
The cows leave the milkers via an alley wide enough to allow 2 or more cows side by side
Pastuerized Milk Ordinance
15. What is the largest cost on most U.S. dairy farms?
Sole
Hardware disease
Feed
General Agreement on Tariff and Trade
16. Which part of the digestive tract is responsible for absorbing excess water?
Heat detection and conception rates
Large intestines
Texas Commission on Environmental Quality
Leukocytes
17. Where are non-degradable proteins absorbed?
5
Small Intestine
Mammals
Vitamin A
18. What is intra musclular injection?
90-100
Administered in the muscle
Brucellosis
High % of water
19. The most costly form of mastitis is?
Subclinical
400 pounds
Loin and chine
Stainless steel
20. The portion of the milker unit that first receives the milk as it is withdrawn from the cow is the...
Bovine Somatotropin
Claw
Bone calcium
25%
21. Pest Predators will travel up to ____ yards to find their food source (fly pupae).
Two times
Extremely fat
During the first pregnancy
80
22. What percent of the cows feed intake is consumed during the daylight hours?
Milking Shorthorn
70%
European Union
Potassium
23. Blood vessels that transport blood away from the heart are called...
Pastuerized Milk Ordinance
Arteries
.39%
After 55 days
24. What percent of milk is water?
A minimum of every 6 months
Administered via blood vessels
750000
87%
25. A free martin is considered a...
Concentrated Animal Feeding Operation
Fats
Sterile heifer born twin to a bull
Very good
26. The breed of dairy cattle that can be roan - all red - all white - or even spotted red and white is...
Nitrogen
Milking Shorthorn
100%
Two times
27. When evaluating dairy rations what do the letters NE stand for?
Blind quarter
Direct Microscopic Counts
Net Energy
Fats
28. When compared to normal corn silage - brown mid-rib corn silage has more energy and high digestibility. This is due largely to its lower content of__________.
In the cell wall
2:1
Mixer box on a truck or trailer
Lignin
29. A bovine female which has not had a calf is a...
40/60
20
Heifer
General Agreement on Tariff and Trade
30. What trait with the only positive genetic correlation to milk production?
Negative net energy balance
10 days
After 55 days
Dairy character
31. Lactation is unique to _________.
Follicular and luteal
European Union
Mammals
Calories
32. The condition in which the cow is giving more milk than nutrients that she is consuming in feed is called...
Negative net energy balance
Duodenum
5
Calcium
33. Milk traits - i.e. fat - protein - SNF and etc. - tend to have a heritability of about...
20-30%
Reduce the incidence of mastitis
Potassium
Holstein
34. When a cow comes into heat every few days - she is referred to as?
Neutral Detergent Fiber
Allowing them access to their new born calf for the 1st 30 days
Mycobacterium bovis
Cystic
35. The top most part of a cow's head is called the...
No less than 60% moisture
750000
Left side of the body
Poll
36. A mutation where calves have little or no control over the movement of their legs is called...
30
When it is proven that she will breed
Limber leg
Urea
37. 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...
Relative Forage Value
They may be bothersome to livestock and other animals
Large intestines
Oxytocin
38. Mule-foot is found most often in ___________dairy breed?
Rear feet and legs
18
Milk on Demand
Holstein
39. Nutritionists have developed a test to compare one alfalfa sample to another - determining the RFV of each. RFV stands for...
Post-synch
Longer than 1.5 inches
100
Relative Forage Value
40. The portion of the ruminant digestive system which consists of many folds of tissue is the...
Hormones
Omasum
Allowing them access to their new born calf for the 1st 30 days
Four or more times
41. Dairy heifers need to bred at ________ of age assuming they are at least 65% of their adult weight at that time.
15 months
Twice/day
87%
Bovine Somatotropin
42. What manure waste management method runs manure across a press and squeezes the water out?
3.5-4.0
It is not necessary to supplement the intake of Vitamin B complex
Solids removal
87%
43. A condition of low blood calcium - which results in partial paralysis of the cow is known as __________________.
Poor
Milk fever
Guernsey and Jersey
High % of water
44. How many das into a pregnancy can a fetus be sexed by ultrasound?
Premis ID
Brown Swiss
After 55 days
To add a concentrated form of energy
45. What numerical value does a Holstein cow get when given the classification excellent?
70% moisture
90-100
Nitrogen excretion
Recessive
46. NAFTA
North American Free Trade Agreement
Left side of the body
Mycobacterium Paratuberculosis
400‐500 gallons
47. Heart girth measurements of cows may be used to estimate...
Jersey
Restraint and control of the animal
Feeding the cow
Body weight
48. After a bulk tank is washed and rinsed - beading of water droplets is a sign of _____.
Net Energy
Faster
Fat residue
3-6 minutes
49. What percent of dry matter in plants is made of carbohydrates?
After 55 days
United States Dairy Export Council
Relative Forage Value
75%
50. The rear quarters produce __________% of the daily milk yield.
% Degradable proteins
60
750000
The abomasums of a milk fed calf