Multiple Choice Identify the choice that
best completes the statement or answers the question.
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1.
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Soybean meal is commonly added
to calf starters for what purpose?
a. | Energy | c. | Protein | b. | Fiber | d. | No answers offered are correct |
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2.
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Acidosis typically affects
which of a cow’s four stomachs?
a. | Rumen | c. | Omasum | b. | Reticulum | d. | Abomasum |
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3.
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Cows that aren’t cycling
properly from a reproductive standpoint are called what?
a. | Cystic | c. | Mastitic | b. | Ketotic | d. | P1 Carrier |
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4.
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Sexed semen is best used on
virgin heifers. How many times should you breed them with it before trying something
else?
a. | Once | c. | Three Times | b. | Twice | d. | Until Bred |
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5.
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What is the most common type of
mastitis?
a. | mycoplasma | c. | staph aureus | b. | strep ag | d. | coli |
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6.
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What milking practice has been
adopted by nearly one- third of all U.S. Herds on DHI test and is identified on all official
records?
a. | 2 times a day
milking | c. | pounds of protein
recording | b. | pounds of fat recording | d. | 3 times a day milking |
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7.
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A fermentation profile can be a
report card to making good silage. What should your number one goal be in harvesting good
silage?
a. | increase oxygen and lower acidity
rapidly | b. | reduce oxygen and raise pH rapidly | c. | reduce oxygen and raise acidity
rapidly | d. | reduce oxygen and maintain pH |
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8.
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What two months are concerns
for runoff is greatest?
a. | February &
March | c. | July &
August | b. | March & April | d. | December & January |
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9.
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When considering a winter teat
dip, it is suggested that they contain what percent glycerin to help protect cows’ teats from
harsh winter weather and cold temperatures?
a. | 1 to 2
percent | c. | anything above 5
percent | b. | 5 to 10 percent | d. | 15 to 20 percent |
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10.
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In regards to genetic
evaluation, what do the initials DPR stand for?
a. | Daughter prostaglandin
rate | c. | Dam pregnancy
return | b. | Dam pregnancy rate | d. | Daughter pregnancy rate |
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11.
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Which method for monitoring
udder health is the easiest?
a. | bacterial
culturing | c. | blood cell
counts | b. | somatic cell counts | d. | vaccination |
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12.
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The second leading factor,
behind mastitis, that causes economic losses is:
a. | teat
dipping | c. | reproductive
failure | b. | nutritional deficiencies | d. | pneumonia |
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13.
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What is the normal body
temperature for a cow?
a. | 98.6º | b. | 101.5º | c. | 105.7º | d. | 200.1º |
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14.
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What mineral is important for
its role in proper immune function, as an antioxidant in the prevention of cystic ovaries and
retained placentas?
a. | Copper | b. | Zinc | c. | Sulfur | d. | Selenium |
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15.
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Calves need extra energy when
the temperature falls below their lower critical temperature (LCT). What is the LCT for a calf less
than three weeks of age?
a. | 56
degrees | b. | 33
degrees | c. | 10
degrees | d. | 0
degrees |
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16.
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Teat postdipping is a way to
prevent the spread of environmental pathogens that cause mastitis. How much of the teat should be
covered with the dip for full protection?
a. | just the
tip | b. | half the teat | c. | 80 percent of the teat | d. | the whole teat & the underside of the
udder |
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17.
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On average, how much water will
a cow drink on a daily basis?
a. | 10
gallons | b. | 25
gallons | c. | 40
gallons | d. | 55
gallons |
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18.
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Where is the proper location to
give a subcutaneous injection?
a. | directly into the
muscle | c. | in the thigh of the rear
leg | b. | under the skin | d. | wherever you feel like injecting |
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19.
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What is the best age to dehorn
calves?
a. | 2 to 8
days | c. | 10 to 16
weeks | b. | 2 to 8 weeks | d. | over 6 months |
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20.
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What is the purpose of the
hormone Oxytocin?
a. | promotes growth in
calves | c. | allows milk
letdown | b. | regulates metabolism | d. | signals ovary to release egg |
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21.
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Which stomach compartment is
the largest in a newborn calf?
a. | Rumen | b. | Reticulum | c. | Omasum | d. | Abomasum |
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22.
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What temperature must milk be
cooled to before it is transported?
a. | 50
degrees | b. | 45
degrees | c. | 40
degrees | d. | 35
degrees |
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23.
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For farmers who are paid
exclusively for components, with no premiums for milk volumes, this selection index is the best
choice for choosing semen. It places more emphasis on protein yield, and milk volume is
penalized.
a. | Fluid
Merit | c. | Net
Merit | b. | Cheese Merit | d. | Cow Merit |
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24.
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What is the name of the stomach
disorder in which there is a physical dislocation of the cow’s fourth stomach
compartment?
a. | DA (displaced
Abomasum) | c. | ketosis | b. | milk fever | d. | acidosis |
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25.
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What is the name of the famous
cowside test that uses a four- compartment paddle and a blue reagent to test a sample of milk from
each quarter? It can help you identify cows that probably have mastitis and can provide an estimate
of severity.
a. | CMT
test | c. | ELISA
test | b. | DHI somatic cell count cell count | d. | Strip cup test |
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