Iowa pesticide test
A label calls for a granular pesticide to be applied at 10 ounces per 1,000 feet of row. You
have to treat 8 rows, each 1/2 mile in length. How much product do you need for this job? -
correct answer-211 ounces
A label calls for a granular pesticide to be applied at 5 ounces per 1,000 feet of row. You
have to treat 10 rows, each ¼ mile in length. How much product do you need for this job? -
correct answer-66 ounces
A label calls for a granular pesticide to be applied at 8 ounces per 1,000 feet of row. You
have to treat 4 rows, each 1/4 mile in length. How much product do you need for this job? -
correct answer-42 onces
A pesticide having an LD of 80 is ______________ than a pesticide having an LD of 160. -
correct answer-more toxic (answer)
A pesticide label calls for a broadcast application of 2.5 pints of product per acre. Your
sprayer holds 450 gallons and is calibrated to apply 15 gallons of spray mixture per acre.
How much product is needed for each fill? - correct answer-75 pints (answer)
A pesticide label calls for a broadcast application using 2 pints of product per acre. Your
sprayer holds 375 gallons and is calibrated to apply 15 gallons of spray mixture per acre.
How much product is needed for each fill? - correct answer-50 pints (answer)
A pesticide that is ____________ REDUCES the likelihood of groundwater contamination. -
correct answer-strongly adsorbed to soil particles (answer)
A sprayer has a 320-gallon- capacity tank. If it is calibrated to apply 16 gallons of solution
per acre, how many acres will be sprayed with each fill? - correct answer-20 (answer)
A sprayer has a 350-gallon- capacity tank. If it is calibrated to apply 14 gallons of solution
per acre, how many acres will be sprayed with each fill? - correct answer-25 (answer)
A sprayer is calibrated to apply 15 gallons per acre at 15 pounds per square inch (psi).
Approximately what pressure is needed to increase the output to 30 gallons per acre without
changing speed or nozzle size? - correct answer-60 psi
A sprayer is calibrated to apply 30 gallons per acre at 40 pounds per square inch (psi).
Approximately what pressure is needed to decrease the output to 15 gallons per acre
without changing speed or nozzle size? - correct answer-10 psi (answer)
According to Iowa law, pesticides applied ___________ must be posted with notification
signs. - correct answer-more than six feet from a structure's perimeter (answer)
, According to the Iowa Bee Rule, how far away must commercial applicators be from
registered apiaries when applying pesticides labeled as toxic to bees between 8 a.m. and 6
p.m.? - correct answer-1 mile (answer)
Chronic toxicity refers to the harmful effects from which of the following? - correct
answer-small, repeated exposure over time (answer)
Commercial pesticide applicators must be recertified every _____ years in Iowa? - correct
answer-Three (answer)
How does pesticide resistance in an organism allow it to survive? - correct answer-Tolerates
the toxic effects of the pesticide (answer)
How long must pesticide records be kept after the date of application? - correct answer-3
years (answer)
How long must you wait to enter a treated area without protective clothing, if no
restricted-entry statement appears on the label? - correct answer-Until sprays are dried or
dusts have settled (answer)
How many gallons of product per acre of an 8EC insecticide would be needed if 1 pound of
active ingredient is to be applied per acre? - correct answer-0.125 (answer)
How often should pesticide application equipment be calibrated? - correct answer-On a
regular basis to detect changes due to wear, corrosion and aging (answer)
How should pesticides be stored? - correct answer-In the original, labeled container
(answer)
If a tank mix of Products A and B was applied and Product A has a restricted entry interval of
12 hours and Product B has a restricted entry interval of 18 hours, how long must a worker
wait until going back into the treated area if not wearing the appropriate PPE? - correct
answer-18 hours
If you are mixing a product that has a Section 18 emergency exemption in addition to the
label on the product, what do you use for instructions on how to mix the product? - correct
answer-Section 18 label (answer)
In which section of the label can the required PPE be found? - correct answer-Precautionary
Statements
One step to reduce the movement of particles off the application site is to use
_____________. - correct answer-nozzles producing larger spray droplets (answer)
The chance of groundwater contamination increases when ____________. - correct
answer-pesticides are mixed near wells
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