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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. Cattle grazing stressed on wilted hybrid sorghum/Johnson grass type pasture - may die as a result of ________________.
Parathyroid gland
15 months
Front feet toward rear of the cow with head - nose first - between them
Prussic acid poisoning
2. Which of the following is an infectious disease?
No less than 60% moisture
% Degradable proteins
Ringworm
Reduce the incidence of mastitis
3. The first feeding of colostrum should equal about ___ percent of the calf's body weight?
Retained placenta
750000
5
Small intestine
4. On average - how many weekd after freshening does a cow's dry matter intake peak?
12-14 weeks
Jersey
GTPI
Pasteurizing system
5. On average - how many weekd after freshening does a cow's dry matter intake peak?
12-14 weeks
After 55 days
3 years
In the cell wall
6. Why is fat added to dairy rations?
14 days
Side by side (head out)
To add a concentrated form of energy
30
7. An average Holstein cow should give _______ pounds per day for each lactation.
40 degrees F
Mule-foot
Holstein
50
8. When examining feed rations - what do the letters NDF stand for?
Neutral Detergent Fiber
Guernsey
5000000
Lactation records have been adjusted to the same milk fat percentage
9. Heart girth measurements of cows may be used to estimate...
Jersey
Nonstructural Carbohydrates
Body weight
Esophageal groove
10. Coccidia infection can occur when calves are 4 to 8 weeks old. Coccidia causes...
Enteritis
305 days
75%
35 to 40%
11. When looking at DHI records - what do the letters RHA stand for?
Brown Swiss
Interdigital phlegmon
Rolling Herd Average
25
12. A dairy cow that has her feet too far forward (under her belly) is said to be...
Manure handling procedures
30
Negative net energy balance
Sickle hocked
13. A cow's gestation period is _______ long?
Mastitis
MyDairy
Extremely fat
282 days
14. To dairymen - the most harmful disease impacting milk production and their economic bottom line is...
18
Parathyroid gland
Mastitis
Income over feed costs
15. Many dairies place bands on their cows necks or feet - with black boxes containing electronic I.D. - production - management information. These units are called...
Jersey
Sterile heifer born twin to a bull
Animal Improvement Program Lab
Transponders
16. When using sexed semen - conception rates are _________ percent of the conception rates achieved when using unsexed semen under the same conditions?
Follicle stimulating hormone
After each use
Methane
50-80%
17. What numerical value does a Holstein cow get when given the classification excellent?
Flank
90-100
Calcium
50-80%
18. Which compartment of a dairy cow's stomach is located closest to the heart and it is a spot where hardware disease occurs?
Two
Parturient paresis
Reticulum
25%
19. Dairy cows need roughage to concentrate ratio of approximately ______________ to maintain the desired fat content in the milk.
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.
Mud - water - and manure
40/60
Small Intestine
20. What is the name of the term for a farm's unique identification number that is part of the National Animal Identification System?
12-14 weeks
Premis ID
Recessive
Feed low potassium hay - silage - and anionic salts to dry cows
21. Where are structural carbohydrates found in the plant?
Milk on Demand
In the cell wall
Retained placenta
Predicted Transmitting Ability-Type
22. Which of the following is the most popular type of cheese in the United States?
Vitamin A
It is not necessary to supplement the intake of Vitamin B complex
25
Cheddar
23. 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
Total Production Index
Parathyroid gland
Non-forage Carbohydrates
60 days
24. Proponents of global warming having accused cows of being a major factor. This is due to their release of...
Parturient paresis
16-18
Carbon Dioxide Gas
During the first pregnancy
25. The most common pathogen found in raw milk is...
40 degrees F
Methane
Clipping and singeing
Escherichia coli
26. The dairy breed which produces the highest volume of milk is the...
Nonfat Dry Milk
Sire conception rate
Holstein
Abomasum
27. GnRH
16-18
Back flushing
Gonadotropin Releasing Hormone
30
28. Abortion in the last trimester of pregnancy is often caused by_______________.
Milk fever
Texas Commission on Environmental Quality
Texas Commission on Environmental Quality
Brucellosis
29. Which major dairy breed association was the first to use computers to maintain breed registry records?
Enteritis
5
After 200 days of lactation
Guernsey
30. The standard length of the dry period in dairy cattle is ________?
A national dairy farmer-funded program that is used to help stabilize milk prices
100%
282 days
60 days
31. What describes the fraction of the ration proteins - which is broken down by digestive enzymes and utilized by rumen bacteria?
Rumen
% Degradable proteins
Omasum
Poll
32. Bovine Progressive Degenerative Myeloencephalopathy (BPDME) is better known as Weaver Syndrome because of...
Faster
The weaving gait of affected cattle
Hardware disease
Duodenum
33. When evaluating a dairy ration - what do the letters TDN stand for?
Rumen
Brown Swiss
Ringworm
Total Digestible Nutrients
34. The two U.S. dairy breeds that originated in the Channel Islands off the coast of France are...
Sodium
2:1
Nitrogen excretion
Guernsey and Jersey
35. At how many days can pregnancy be detected by palpation?
Between 14 and 35 days
Post-synch
Hormones
282 days
36. About 90% of U.S. dairies use a __________ milking schedule.
Twice/day
Udder
Bovine Viral Diarrhea
4 years
37. Which reproductive condition results when the fetal membranes remain within the uterus for an extended period following parturition?
Retained placenta
Nonstructural Carbohydrates
Premis ID
30 hours
38. Where are non-degradable proteins absorbed?
9%
Rear feet and legs
Small Intestine
75%
39. What percent of milk is water?
87%
Rolling Herd Average
Holstein
The tendency for a group of animals to do the same thing at the same time
40. The two main problems that effect reproduction are...
Poor
Heat detection and conception rates
90-100
100%
41. 98% of somatic cells are...
Leukocytes
Administered via blood vessels
Nitrogen excretion
Premis ID
42. The annual sale of dairy semen exceeds __________ straws.
Fat
20000000
Inguinal
Enteritis
43. What mineral is necessary for hemoglobin formation?
Streptococus agalactae
Copper
Fat residue
Nonstructural Carbohydrates
44. Texas dairies normally must be permitted by the ___________before they begin operations.
Nitrogen
Texas Commission on Environmental Quality
100%
Nonprotein nitrogen
45. Fats are broken down by a dairy cow In what part of her body?
The cows leave the milkers via an alley wide enough to allow 2 or more cows side by side
6 hours
5-9 years old
Small intestine
46. What manure waste management method runs manure across a press and squeezes the water out?
Brown Swiss
Bone calcium
Solids removal
Pastuerized Milk Ordinance
47. This vitamin plays a role in the coagulation of blood...
Swollen hock
Mycobacterium Paratuberculosis
Left side of the body
Vitamin K
48. Which cows have higher protein requirements?
High-producing pregnant cows
Integrated pest management
Blind quarter
Registered Holstein Ancestry
49. Each animal inherits certain genes from both parents. What percentage of genes does a calf receive from its sire?
Total Mixed Ration
Nonprotein nitrogen
Alfalfa and Clover
50 percent
50. Nutritionists have developed a test to compare one alfalfa sample to another - determining the RFV of each. RFV stands for...
Extremely fat
Preparing cows properly
Relative Forage Value
Large Plastic Bags
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