Multiple Choice Identify the
choice that best completes the statement or answers the question.
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1
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Which of the following is considered surface water?
a | aquifer | c | road ditch | b | underground spring | d | well |
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2
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When referring to Restricted Use Pesticides, which of the following statements
is true?
a | Only certified applicators may purchase them, but anyone can apply
them | b | Anyone can purchase them, but the applicator must be licensed. | c | Only certified
applicators may purchase or apply them | d | None of the
above |
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3
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Which of the following formulations tends to clog spray equipment more than the
others?
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4
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What is LD50?
a | A liquid herbicide with 50% active ingredient | b | A flowable with 50%
active ingredient | c | Lethal dose to 50% of a test population | d | 50% spreader sticker
content |
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5
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Which of the following best matches a caution signal word on a label?
a | May be harmful if swallowed. | b | May be harmful or fatal if
swallowed | c | Causes permanent eye damage. | d | Fatal if
swallowed. |
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6
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Which of these is an example of a trade name?
a | Balance 3 MEC | c | primosulfuron | b | Glyphosate | d | isoxaflutole |
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7
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A pesticide that can be absorbed and circulated in the plant is called
a | persistent | b | systemic | c | residue | d | volatile |
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8
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An organism that causes disease in other organisms is called a
a | predator | b | carcinogen | c | pathogen | d | inert
pest |
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9
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A spill kit should consist of:
a | sturdy gloves, footwear and apron | c | emergency phone
numbers | b | an ABC fire extinguisher | d | All of these are correct |
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10
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What are nematodes?
a | parasitic round worms | c | specialized bacteria | b | plant pathogenic fungi | d | microplasms |
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11
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Jeff Stachler owns a vegetable farm. The soil tests show he needs to apply 155
lbs. of nitrogen per acre to meet his yield goal for sweet corn. He has decided to apply urea which
contains approximately 46% nitrogen to his half section (320 acres) which will be in a crop. If urea
costs $.49 per pound, what will it cost him to fertilize the field? (round to two decimal
points)
a | $52,834.78 | c | $24,304 | b | $75.95 | d | $3,493.70 |
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12
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Which of the following is not a primary nutrient for plant growth?
a | Nitrogen | b | Phosphorus | c | Calcium | d | Potassium |
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13
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Ergot, a disease of cereal grains, may have been responsible for the Salem Witch
Trials. It forms black sclerotia that overwinter. This is caused by what agent?
a | bacteria | b | nematode | c | fungi | d | virus |
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14
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Johnsongrass is a serious weed problem in crops such as corn and sugarcane
because
a | It perreniates and spreads by rhizomes | b | It is resistant to
most corn and sugarcane herbicides | c | It produces a lot of seed | d | all are
correct |
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15
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A friend wants to plant his 55 acre cucumber field with a population of 24,000
plants per acre. The recommended seeding rate for the selected variety is 7 pounds per acre. The
germination rate is 98%. How many pounds of seed does he need to plant to cover the field?
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16
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If the recommended seeding rate for oats is 13 to 21 seeds per foot within a 7
inch row, what would happen if the rate was increased to 58 seeds per foot within a 7 inch row?
a | Nothing would happen | c | Disease and lodging would increase | b | Increased yield and
better straw | d | An increase in
tiller numbers |
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17
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Depth of fertility soil sampling should;
a | Vary with the amount of fertilizer used | b | Be several
feet | c | Reflect the depth of tillage and crop characteristics | d | Stay in the to two
inches of soil |
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18
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You are doing an application of Balance Pro prior to planting your corn crop.
Your nozzles are 36 inches apart. Your speed is 5.0 MPH. You are applying 15 gallons of spray per
acre. What is your nozzle output?
a | 0.45 GPM | b | 0.15 GPM | c | 0.23 GPM | d | 0.36
GPM |
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19
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Which of the following species is a creeping perennial?
a | corn | c | Canada thistle | b | dandelion | d | pigweed |
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20
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Which of the following is the best way to avoid herbicide resistance?
a | Rotate crops using Roundup-Ready technology. | b | plant the same crop
and use the same herbicide at a higher rate. | c | plant the same crop and combine different
herbicide families. | d | rotate crops using different herbicide
families. |
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21
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Your soybean yield potential is 60 bushels per acre. Your soil test result for
phosphate is 45 ppm acres. How much 0-26-26 do you need to add to meet the recommendation?
a | 50 pounds per acre | c | 95 pounds per acre | b | 45 pounds per acre | d | 173 pounds per
acre |
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22
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Your soybean yield potential is 30 bushels per acre. Your soil test result for
phosphate is 45 ppm per acre. How much 0-26-26 do you need to add to meet the recommendation?
a | none is needed | c | 10 pounds per acre | b | 30 pounds per acre | d | 40 pounds per
acre |
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23
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When you apply 200 pounds per acre of 8-11-0 to your lawn, how much nitrogen are
you applying?
a | 200 pounds | c | 16 pounds | b | 160 pounds | d | 72 pounds |
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24
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You are planting grain sorghum into an old 23 acre orchardgrass hay field. Your
yield goal is 75 cwt per acre and the orchardgrass should take 65 lbs of nitrogen to achieve this
yield goal. How much 34-0-0 do you need to apply to meet the recommendation for the field?
a | 65 pounds | c | 4397 pounds | b | 1495 pounds | d | 3487 pounds |
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25
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The reason for adding liquid fertilizer solution to pesticide applications is
to:
a | Aid in the penetration and absorption of the pesticide | b | Optimize the
pesticide’s ability | c | Aid in the translocation of the pesticide to the
active site | d | All of these are correct |
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