WASHINGTON PESTICIDE LAWS AND SAFETY
TEST BANK 2026 COMPLETE QUESTIONS AND
SOLUTIONS
◉ The use of temperature or humidity manipulation is a
________________ control method for insects. Answer: Physical
◉ Drift problems can be reduced by:. Answer: Placing a boom as close
to the target as possible.
◉ What are the concerns when handling an emulsifiable concentrate
pesticie? Answer: High Phototoxicity hazard, May be easily absorbed
through human and animal skin, flammability.
◉ EPA and WSDA are the only federal and state agencies that regulate
pesticides. (True or False). Answer: False
◉ Two or more pesticides that cannot be effectively mixed together are
said to be __________________. Answer: Incompatible
◉ All formulations with the same active ingredient carry the same signal
word. (True or False). Answer: False
,◉ The skull and crossbones symbol must appear on every pesticide
label. (True or False). Answer: False.
◉ The best way to dispose of a registered pesticide is to:. Answer: Use it
as directed on the label
◉ To minimize drift when applying an herbicide, the best type of nozzle
to use is:. Answer: A low pressure, flat fan.
◉ Which LD50 is representative of a highly toxic pesticide?
A.) 640 mg/kg
B.) 46 mg/kg. Answer: B.) 46 mg/kg
◉ Pesticide-contaminated surface water can contaminate ground water.
(True or False). Answer: True
◉ Pesticide records are useful only to applicators in case they have
problems with effectiveness. (True or False). Answer: False
◉ If an applicator had two major label violations and was cited by the
WSDA, they could face a maximum fine of $15,000 and lose their
license. (True or False). Answer: True
, ◉ Dealers must keep records for 7 years on the sale of general use
agricultural pesticides. (True or False). Answer: True
◉ One of the earliest uses of chemicals as pesticides was the burning of
sulfur. (True or False). Answer: True
◉ When the pest reaches the _____________, pest management
procedures need to be applied to prevent the pest from reaching the
economically damaging populations. Answer: Economic Threshold
◉ What is an example of a mechanical control method? Answer:
Fencing a crop to prevent deer entry, netting blueberry bushes to keep
birds from eating fruit, washing aphids off a rose with a strong stream of
water, removing a rhododendron with a root disease from the landscape.
◉ What is an example of a cultural control method? Answer:
Fertilization, Planting time, pruning, crop rotation.
◉ The first step in a pest management program should be to identify the
pest. (True or False). Answer: True
◉ The goal of a pest management program is to eradicate the pest. (True
or False). Answer: False
TEST BANK 2026 COMPLETE QUESTIONS AND
SOLUTIONS
◉ The use of temperature or humidity manipulation is a
________________ control method for insects. Answer: Physical
◉ Drift problems can be reduced by:. Answer: Placing a boom as close
to the target as possible.
◉ What are the concerns when handling an emulsifiable concentrate
pesticie? Answer: High Phototoxicity hazard, May be easily absorbed
through human and animal skin, flammability.
◉ EPA and WSDA are the only federal and state agencies that regulate
pesticides. (True or False). Answer: False
◉ Two or more pesticides that cannot be effectively mixed together are
said to be __________________. Answer: Incompatible
◉ All formulations with the same active ingredient carry the same signal
word. (True or False). Answer: False
,◉ The skull and crossbones symbol must appear on every pesticide
label. (True or False). Answer: False.
◉ The best way to dispose of a registered pesticide is to:. Answer: Use it
as directed on the label
◉ To minimize drift when applying an herbicide, the best type of nozzle
to use is:. Answer: A low pressure, flat fan.
◉ Which LD50 is representative of a highly toxic pesticide?
A.) 640 mg/kg
B.) 46 mg/kg. Answer: B.) 46 mg/kg
◉ Pesticide-contaminated surface water can contaminate ground water.
(True or False). Answer: True
◉ Pesticide records are useful only to applicators in case they have
problems with effectiveness. (True or False). Answer: False
◉ If an applicator had two major label violations and was cited by the
WSDA, they could face a maximum fine of $15,000 and lose their
license. (True or False). Answer: True
, ◉ Dealers must keep records for 7 years on the sale of general use
agricultural pesticides. (True or False). Answer: True
◉ One of the earliest uses of chemicals as pesticides was the burning of
sulfur. (True or False). Answer: True
◉ When the pest reaches the _____________, pest management
procedures need to be applied to prevent the pest from reaching the
economically damaging populations. Answer: Economic Threshold
◉ What is an example of a mechanical control method? Answer:
Fencing a crop to prevent deer entry, netting blueberry bushes to keep
birds from eating fruit, washing aphids off a rose with a strong stream of
water, removing a rhododendron with a root disease from the landscape.
◉ What is an example of a cultural control method? Answer:
Fertilization, Planting time, pruning, crop rotation.
◉ The first step in a pest management program should be to identify the
pest. (True or False). Answer: True
◉ The goal of a pest management program is to eradicate the pest. (True
or False). Answer: False
