JR Exam Questions Flashcards
(146 cards)
1
Q
Jr Exam Questions
What is a record of ancestry called?
A
pedigree
2
Q
Jr Exam Questions
Which stste has the highest number of dairy cows?
A
California
3
Q
Jr Exam Questions
What is the name of the large storage facility used to cool and store the milk until it can be transported to the milk processing plant?
A
bulk tank
4
Q
Jr Exam Questions
How many pounds of whole milk does it take to make one pound of cheese?
A
10 pounds
5
Q
Jr Exam Questions
What is the fluid by-product of cheese making?
A
whey
6
Q
Jr Exam Questions
How long after birth should a calf be fed colostrum?
A
2-3 days
7
Q
Jr Exam Questions
What are two common methods of identification in calves?
A
eartag, ear tattoo, photo, sketch,
8
Q
Jr Exam Questions
Where in the cow are the eggs produced?
A
ovaries
9
Q
Jr Exam Questions
Where is the Red & White Breed Headquarters located?
A
Clinton, WI
10
Q
Jr Exam Questions
Which dairy cattle breed orginated in the Netherlands and Germany?
A
Holstein
11
Q
Jr Exam Questions
What is the recommended temperature for washing the bulk tank?
A
160º
12
Q
Jr Exam Questions
Where is the All-American Dairy Show held?
A
Harrisburg, PA
13
Q
Jr Exam Questions
How many classes of milk are there?
A
4
14
Q
Jr Exam Questions
When posing your COW for the judge, her rear leg closet to the judge should be __?
A
slightly forward of the other one
15
Q
Jr Exam Questions
Microminerals are laso known as ___ minerals.
A
trace
16
Q
Jr Exam Questions
Which part of the reproductive tract is where the calf grows and develops?
A
uterus
17
Q
Jr Exam Questions
Name the stomach compartments of the cow.
A
rumen, reticulum omasum, abomasum
18
Q
Jr Exam Questions
What do the letters ET stand for?
A
embryo transfer
19
Q
Jr Exam Questions
How much does a gallon of milk weigh?
A
8.6 lbs
20
Q
Jr Exam Questions
How can a population’s genetic make-up be changed?
A
migration, mutation, selection
21
Q
Jr Exam Questions
What bredd of dairy cattle is known for the golden color of milk?
A
Guernsey
22
Q
Jr Exam Questions
What symbol assures the customer that the product they are purchasing is a genuine dairy product?
A
Real Seal
23
Q
Jr Exam Questions
What disease is caused by a deficiency of Vitamin E and selenium?
A
white muscle disease
24
Q
Jr Exam Questions
How old is a calf when it begins to chew its cud?
A
2 weeks
25
# Jr Exam Questions
Which stomach compartment is the largest?
rumen, reticulum omasum, abomasum
26
# Jr Exam Questions
Which stomach chamber is often referred to as the honeycomb?
reticulum
27
# Jr Exam Questions
Why would a farmer use copper sulfate ona dairy farm?
as a foot bath additive
28
# Jr Exam Questions
What do you call the process that turns cream into butter?
churning
29
# Jr Exam Questions
Which breed of dairy goat has ears that are so small, they look like they don't even have ears?
La Mancha
30
# Jr Exam Questions
Give an example of a legume.
alfalfa, soybeans, clover
31
# Jr Exam Questions
What is the process of joining an ovum and a sperm called?
fertilization
32
# Jr Exam Questions
What are the small projections that line the wall of the rumen?
papillae
33
# Jr Exam Questions
What is the largest dairy cooperative in the world
DFA (Dairy Framers of America)
34
# Jr Exam Questions
What are the stages of a fly's life cycle?
egg, larvae, pupa, adult
35
# Jr Exam Questions
The "Red Bloodlines" is the breed publication of which breed?
Red & White Holsteins
36
# Jr Exam Questions
What class of milk would you find cream cheese in?
Class III
37
# Jr Exam Questions
What is the standard length of a DHIA record?
305 days
38
# Jr Exam Questions
How many quarts of saliva does a mature dairy cow produce per day?
50-80 quarts
39
# Jr Exam Questions
Corn grain contains the greatest amount of what basic nutrient?
carbohydrate
40
# Jr Exam Questions
The two parts of a cow that can be twisted to one side and called "wry" are what?
face and tail
41
# Jr Exam Questions
When a calf drinks milk, what diverts the milk into the abomasum?
esophageal groove
42
# Jr Exam Questions
How many pounds does a typical Jersey calf weigh at birth?
50-60 lbs
43
# Jr Exam Questions
Name an on-farm screening test to detect mastitis.
CMT (California Mastitis Test), Strip Cup, Conductivity
44
# Jr Exam Questions
What month's cana spring heifer be born in?
March, April, May
45
# Jr Exam Questions
The normal temperature of a calf is?
102.5º
46
# Jr Exam Questions
What is the recommended length for a cow's dry period?
45-60 days
47
# Jr Exam Questions
The study of goats and goat husbandry is known as:
capriculture
48
# Jr Exam Questions
What is known as the "national dairy farm magazine"?
Hoard's Dairyman
49
# Jr Exam Questions
Where is the thurl located on the dairy cow?
between hooks and pins
50
# Jr Exam Questions
What is the name of the official Jersey breed magazine?
Jersey Journal
51
# Jr Exam Questions
What city holds the National 4-H Dairy Conference?
Madison, WI
52
# Jr Exam Questions
Which of the stomach compartments is located closest to the heart?
reticulum
53
# Jr Exam Questions
Name a style of milk parlor.
parallel, side-opening, herringbone, rotary, parabone
54
# Jr Exam Questions
What dairy feedstuff is made from sugar beet or sugar cane, is high in sugar, and has a sweet small?
molasses
55
# Jr Exam Questions
What do you call a plant that must be replanted each year?
annual
56
# Jr Exam Questions
What hormone is known as the "milk letdown" hormone?
oxytocin
57
# Jr Exam Questions
What are the two most common health problems in calves?
scours & pneumonia
58
# Jr Exam Questions
Microminerals are needed in what amount?
small amounts
59
# Jr Exam Questions
What is another name for the corpus luteum?
yellow body
60
# Jr Exam Questions
What is the by-product of cheese making called?
whey
61
# Jr Exam Questions
What is the term for an animal that never grows horns because of its genetic make-up?
polled
62
# Jr Exam Questions
Give the order of classes at dairy shows.
Youngest - spring heifer calf, winter heifer calf, fall heifer calf, summer yearling heifer, spring yearling heifer, winter yearling calf, fall yearling heifer
63
# Jr Exam Questions
What fast food chain in the United Sates uses the most milk?
McDonald's
64
# Jr Exam Questions
What is the device used to test the quality of colostrum?
colostrometer
65
# Jr Exam Questions
How often should the on-farm bulk tank be washed and sanitized?
every time it is emptied
66
# Jr Exam Questions
What is the average length of a cow's pregnancy?
280-285 days
67
# Jr Exam Questions
What is the most popular cheese in the Unites States?
mozzarella
68
# Jr Exam Questions
Where does one give an intramuscular injection?
in the neck
69
# Jr Exam Questions
What is the name of the condition when a cow cannot belch?
bloat
70
# Jr Exam Questions
What is the most costly disease in dairy cattle?
mastitis
71
# Jr Exam Questions
Dystocia means difficulty doing what?
difficulty giving birth
72
# Jr Exam Questions
How many teeth does a mature dairy cow have?
32 teeth, no upper front teeth
73
# Jr Exam Questions
Which breed of dairy cattle is the largest bymartue breed weight?
Brown Swiss
74
# Jr Exam Questions
How many pairs of chromosomes does a dairy animal have?
30 pair
75
# Jr Exam Questions
What do the letters DHIA stand for?
Dairy Herd Improvement Association
76
# Jr Exam Questions
What is a sterile heifer born twin to a bull called?
freemartin
77
# Jr Exam Questions
What would you give a dairy animal to help with the prevention of hardware disease?
magnet
78
# Jr Exam Questions
Which of the dairy cattle breeds is the smallest?
Jersey
79
# Jr Exam Questions
What nutrient is required by the dairy animal in the largest amount?
water
80
# Jr Exam Questions
What hormone blocks milk let down?
adrenaline
81
# Jr Exam Questions
What does DM stand for in regards to nutrition?
dry matter
82
# Jr Exam Questions
What month is national dairy month?
June
83
# Jr Exam Questions
What breed of dairy cow makes up approximately 90% of all dairy cows in the US?
Holstein
84
# Jr Exam Questions
What causes ringworm?
fungus
85
# Jr Exam Questions
Where is a cow's blind spot?
directly behind the animal
86
# Jr Exam Questions
The CMT is used to detect what type of infection?
mastitis
87
# Jr Exam Questions
What factor contributes the greatest cost to the production of milk?
feed costs
88
# Jr Exam Questions
What are the functions of saliva?
mostens food, acts a buffer, lubicates food
89
# Jr Exam Questions
The PDCA Dairy Cow Unified score card changed in what year?
2009
90
# Jr Exam Questions
What month is National Ice Cream month?
July
91
# Jr Exam Questions
Which organ is affected by endometritis?
uterus
92
# Jr Exam Questions
What is the name of the process that breaks up the fat particles so that they remain mixed in the milk?
homogenization
93
# Jr Exam Questions
For Holstein's what is the range for a very good classification?
85-89
94
# Jr Exam Questions
What part of the back lies between the withers and the middle of the back on both dairy cows and dairy goats?
chine
95
# Jr Exam Questions
What is the mature bodyweight of a Jersey cow?
1000 lbs
96
# Jr Exam Questions
Milk is usually fortified with what two vitamins?
A and D
97
# Jr Exam Questions
Name the two gases produced in the rumen.
carbon dioxide and methane
98
# Jr Exam Questions
What do the letters USDA stand for?
United States Department of Agriculture
99
# Jr Exam Questions
What vitamin is necessary because it helps to clot blood?
Vitamin K
100
# Jr Exam Questions
What percent fat is whole milk?
3.25%
101
# Jr Exam Questions
Name an animal besides a dairy cow that produces milk for human consumption.
goat, sheep, yak, camel, water buffalo, reindeer, horse
102
# Jr Exam Questions
What element is used to store semen?
liquid nitrogen (-320º)
103
# Jr Exam Questions
What is the liquid portion leftover after making cheese?
whey
104
# Jr Exam Questions
Mastitis is caused by what type of microorganism?
bacteria
105
# Jr Exam Questions
What is a castrated male goat called?
wether
106
# Jr Exam Questions
What are castrated male dairy cattle called?
steer
107
# Jr Exam Questions
In what part of the cow does a calf grow and develop?
uterus
108
# Jr Exam Questions
Where is the pastern located?
above the hoof
109
# Jr Exam Questions
Ringworm is caused by what type of microorganism?
virus
110
# Jr Exam Questions
What do the letters TMR stand for?
total mixed ration
111
# Jr Exam Questions
On the PDCA Unified Score Card for Dairy Cows, Dairy Strength counts for how many points?
25 points
112
# Jr Exam Questions
What is the practice of flushing an embryo from one cow and placing it in another?
embryo transfer
113
# Jr Exam Questions
Name one common metabolic disorder.
milk fever, ketosis, retained placenta
114
# Jr Exam Questions
What is the name of plants whose life cycle is more than two years?
perennial
115
# Jr Exam Questions
Which breed of dairy goat is all white?
Saanen
116
# Jr Exam Questions
What is the mother of a dairy calf called?
dam
117
# Jr Exam Questions
What three parts of the Brown Swiss are typically black?
nose, hoofs, switch
118
# Jr Exam Questions
What is the term for the milk left in the udder after milking?
residual milk
119
# Jr Exam Questions
In reference to dairy health, what do the letters DA mean?
displaced abomasum
120
# Jr Exam Questions
The relationship bewteen the rumen microbes and the ruminant animal is called:
symbiotic
121
# Jr Exam Questions
The average age of a dairy calf when it is weaned is approximately what?
4-8 weeks old
122
# Jr Exam Questions
Name a common type of fly on the dairy farm.
face fly, house fly, heel fly
123
# Jr Exam Questions
What compartment of the digestive system is known as the true stomach?
abomasum
124
# Jr Exam Questions
What breed is known as the Royal Breed?
Guernsey
125
# Jr Exam Questions
What is the normal temperature of a dairy cow?
101.5º
126
# Jr Exam Questions
Glucose and galactose are two simple sugars that make up what more complex milk sugar?
lactose
127
# Jr Exam Questions
When you buzz in during a dairy bowl game you may only repsond when?
after the judge acknowledges you
128
# Jr Exam Questions
What is the average number of days between heat periods for a cow ad goat?
21 days
129
# Jr Exam Questions
When judging dairy cows, the udder is worth how many points?
40 points
130
# Jr Exam Questions
What is the first milk from the cow called?
colostrum
131
# Jr Exam Questions
What vitamin is added to all commercially available milk?
A and/or D
132
# Jr Exam Questions
What chamber of the stomach is closest to the heart?
reticulum
133
# Jr Exam Questions
Name a common type of manure storage facility?
dry stack barn, anaerobic pit, earthen structure, above ground tank, lagoon
134
# Jr Exam Questions
When milk is pasteurized, it is heated to 161ºF for how long?
15 seconds
135
# Jr Exam Questions
What is the most common illness a dairy calf can get?
scours
136
# Jr Exam Questions
How often should water be available to dairy cows?
24 hrs/day
137
# Jr Exam Questions
The Ayrshire originated in what country?
Ayr, Scotland
138
# Jr Exam Questions
What is the term for the first streams of milk stripped from the udder prior to milking?
foremilk
139
# Jr Exam Questions
What organ produces the cow's eggs?
ovary
140
# Jr Exam Questions
A _____ sale is when a farmer sells his entire herd.
dispersal
141
# Jr Exam Questions
At what age do you want a dairy heifer to calve for the first time?
2 years old
142
# Jr Exam Questions
What is the name of the precursor to vitamin A?
carotene
143
# Jr Exam Questions
Feta cheese is mainly made from the milk from what animal?
sheep
144
# Jr Exam Questions
The land area that catches rain and snow run-off and drains to marshes, streams, rivers, lakes and/or groundwater is called what?
watershed
145
# Jr Exam Questions
What is the common name for mycobacterium paratuberculosis?
Johne's disease
146
# Jr Exam Questions
What is the name of the on-farm tool used to measure fiber and forage particle size?
forage particle separator
