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Test your basic knowledge |
Dairy Cattle Basics
Start Test
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Subjects
:
industries
,
dairy
Instructions:
Answer 50 questions in 15 minutes.
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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. NFDM
Nonfat Dry Milk
45-55
Heat detection and conception rates
Drug residue
2. At what isoelectric point (point at which proteins have net zero charge) do caseins precipitate?
Plate chiller
After each use
Negative net energy balance
PH 4.6
3. What numerical value does a Holstein cow get when given the classification good?
Udder
Abortion
Between 28 to 30 days
75-79.9
4. Almost 95% of the dairy cows in the U.S. are...
Two
National Milk Producers Federation
Guernsey
Holstein
5. The most common pathogen found in raw milk is...
3.0
72
Escherichia coli
25
6. Cattle grazing stressed on wilted hybrid sorghum/Johnson grass type pasture - may die as a result of ________________.
Prussic acid poisoning
Large Plastic Bags
5-9 years old
Oxytocin
7. Protein is a combination of amino acids. The amino acids are unique among compounds involved in nutrition because they contaIn what element?
Nitrogen
Feed
Low blood levvels of ionized calcium
40 degrees F
8. A switch on a cow is...
Sole
The bottom most part of the tail
Longer than 1.5 inches
Increase - 5
9. Pest Predators will travel up to ____ yards to find their food source (fly pupae).
PGF
80
Methane
Nitrogen
10. Heart girth measurements of cows may be used to estimate...
Milking Shorthorn
Claw
Body weight
Brown Swiss
11. What describes the fraction of the ration proteins - which is broken down by digestive enzymes and utilized by rumen bacteria?
% Degradable proteins
Small Intestine
400 pounds
Abomasum
12. Which body part is located more towards the front of the animal?
Flank
Pasteurizing system
Total Production Index
Brown Swiss
13. When evaluating dairy rations what do the letters NE stand for?
Milking Shorthorn
Large intestines
Net Energy
Large Plastic Bags
14. Which dairy breed originated in the central part of the European continent?
60
282 days
Brown Swiss
Pasteurizing system
15. What female hormone causes follicles to begin to develop?
Food Animal Residue Avoidance Databank
Follicle stimulating hormone
% Degradable proteins
Cheddar
16. Dairy Management Inc. introduced the _______ social media program for dairy advocates?
9 weeks
Manure handling procedures
MyDairy
Side by side (head out)
17. The number one reason for culling in U.S. dairy herds is...
Loin and chine
2.25
Reproductive failure
Foreign Agricultural Service
18. What is an anion?
Mammals
A negatively charged ion
Manure handling procedures
30
19. About 90% of U.S. dairies use a __________ milking schedule.
40 degrees F
PH 4.6
Brown Swiss
Twice/day
20. Milk let down in a dairy cow may be stimulated by...
Bangs
Feeding the cow
Vitamin K
Attract the opposite sex
21. Lactation is unique to _________.
Mammals
Pass from animals to humans and vice versa
Lignin
Mycotoxins
22. Which of the compartments of a cow's four-compartment stomach acts as the true stomach?
Abomasum
Plant starch - pectin - and sugar
80
North American Free Trade Agreement
23. One ejaculation from a bull typically contains _________________ sperm
25%
10 days
Prevent ingested metal objects from interfering with the digestive tract or the respiratory system
5000000
24. What ration ingredients contain the highest concentration of energy?
400 pounds
400 pounds
Registered Holstein Ancestry
Fats
25. What is lactogenesis?
Small Intestine
The initiation of milk secretion
Alfalfa and Clover
Preparing cows properly
26. Which hormone produced by the uterus causes regression of the corpus luteum?
PGF
Dairy character
NAtional Research Council
Pass from animals to humans and vice versa
27. IPM
Integrated pest management
Fat
Food Animal Residue Avoidance Databank
Abortion
28. What kinds of relationship do cattle and the microorganisms in their rumen share?
Solids removal
Twice/day
Rumen
Symbiotic
29. If there are large numbers of flies around the dairy barn - what should be the first thing to be examined in an attempt to solve the fly problem?
Escherichia coli
Manure handling procedures
Abomasum
101.5 degrees F
30. _________ is a compound that is fermented for flavor in buttermilk and sour cream.
Loin and chine
Ringworm
Citrate
30
31. What is a nonfunctional mammary gland called?
Blind quarter
Loin and chine
Mycobacterium Paratuberculosis
It has a lower vacuum requirement
32. What stomach compartments are not developed in a newborn calf?
Solids removal
Rumen and reticulum
Solids removal
NAtional Research Council
33. If you add sugar to a milk product - you must ______ the minimum pasteurization temperature by _____ degrees F.
Cryoscope
Increase - 5
Parallels out performed herringbones by nearly 8%
50-70
34. Adequate consumption of long fiber roughage is important to both milk production and herd heath. A long fiber roughage is one that is...
Vitamin A
Longer than 1.5 inches
Duodenum
25-30
35. Young dairy calves frequently suffer and may die due to scours. The chief cause of deadly scours at this age is...
Mycobacterium bovis
40 degrees F
The bacteria Escherichia Coli
Parathyroid gland
36. When sanitizing milking equipment with water - the temperature must be a minimum of 170 degrees F and the utensils are to be under the flow of water for ____________ minute(s).
3-6 minutes
Corpus Luteum
Udder
5
37. What structural carbohydrate component makes older plants less digestible than younger plants?
Reticulum
Mycobacterium bovis
Lignin
Abomasum
38. At how many days can pregnancy be detected by palpation?
Oxytocin
18
5
Between 14 and 35 days
39. What breed is known to produce milk over a greater number of years than all other breeds?
18
Abortion
North American Free Trade Agreement
Brown Swiss
40. A mutation where calves have little or no control over the movement of their legs is called...
Back flushing
Brown Swiss
25-30
Limber leg
41. When referring to milk test used at the processing plant - What is a DMC?
Fat residue
Net Energy
Direct Microscopic Counts
Symbiotic
42. What units are used to measure energy?
Calories
Feeding the cow
101.5 degrees F
2.25
43. Which hormone produced by the uterus causes regression of the corpus luteum?
Feed
Symbiotic
PGF
10
44. An average Holstein cow should give _______ pounds per day for each lactation.
Hardware disease
25 gallons
Brucellosis
50
45. The number one reason for culling in U.S. dairy herds is...
Reproductive failure
A B-Vitamin
Nonstructural Carbohydrates
Cheese
46. What is a TMR to a dairy person?
Lignin
No less than 60% moisture
Total Mixed Ration
305 days
47. A dairy expects to cull approximately _________% of their herd each year.
Large Plastic Bags
Dairy Comp 305
Udder - feet and legs - body form - & dairy character
25-30
48. Hairy Heel Wart is scientifically known as what?
Digital Dermatitis
Small Intestine
25 gallons
Jersey
49. The two main problems that effect reproduction are...
5
Heat detection and conception rates
Mud - water - and manure
Prevent ingested metal objects from interfering with the digestive tract or the respiratory system
50. NFO
Blind quarter
Mycobacterium Paratuberculosis
National Farmers Organization
Between 14 and 35 days
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