Washington Pesticide Laws and Safety Test,
Practice Exam Newest 2026 Questions and
Correct Detailed Answers Already Graded A+
When the pest reaches the _____, pest management procedures need to be
applied to prevent the pest from economically damaging populations. -
CORRECT ANSWER-Economic threshold
Which of the following is not considered a mechanical control method:
a. fencing a crop to prevent deer entry
b. netting blueberry bushes to keep birds away
c. releasing a parasitic wasp
d. washing of aphids with a stream of water
e. removing a rhododendron with a root disease - CORRECT ANSWER-c.
releasing a parasitic wasp
Which of the following is a cultural control method:
a. fertilization
b. planting time
c. pruning
,d. crop rotation
e. all of the above - CORRECT ANSWER-e. all of the above
The first step in a pest management program is to identify the pest (T/F) -
CORRECT ANSWER-True
The goal of a pest management program is to eliminate the pest (T/F) -
CORRECT ANSWER-False
Pest control that involves the use of numerous tactics is called _____. -
CORRECT ANSWER-Integrated Pest Management
Which pesticide can be absorbed by the plant and translocated within the plant? -
CORRECT ANSWER-Systemic
A key to minimizing the hazard of pesticide use to the applicator is to avoid
exposure (T/F) - CORRECT ANSWER-True
The use of temperature or humidity manipulation is a ________ control method
for insects - CORRECT ANSWER-Physical
,Drift problems can be reduced by:
a. using lower pressure, smaller nozzle orifices
b. applying in very calm, stable air conditions
c. spraying upwind of a sensitive area
d. placing bloom as close to target as possible - CORRECT ANSWER-d. placing a
boom as close to the target as possible
Which is not a concern handling a emulsifiable concentrate pesticide:
a. high phytotoxicity
b. may be easily absorbed through human and animal skin
c. flammability
d. easily clogs nozzles and screens - CORRECT ANSWER-d. easily clogs nozzles
and screens
EPA and WSDA are the only federal and state agencies that regulate pesticides
(T/F) - CORRECT ANSWER-False
Two or more pesticides that cannot mixed together effectively are said to be
______. - CORRECT ANSWER-Incompatible
, All formations with the same active ingredient carry the same signal word (T/F) -
CORRECT ANSWER-False
The skull and crossbones symbol must appear on every pesticide label (T/F) -
CORRECT ANSWER-False
The best way to dispose of a registered pesticide is to:
a. pour it into the sewer system
b. dump it in a vacant area
c. use it as direct on the label
d. ship it to the EPA - CORRECT ANSWER-c. use it as direct on the label
To minimize the drift when applying a herbicide, the best type of nozzle to use is:
a. a low pressure, flat fan
b. off center
c. a high pressure cone
d. makes no difference - CORRECT ANSWER-a. a low pressure, flat fan
Which LD50 is a representative of a highly toxic pesticide:
a. 640 mg/kg
Practice Exam Newest 2026 Questions and
Correct Detailed Answers Already Graded A+
When the pest reaches the _____, pest management procedures need to be
applied to prevent the pest from economically damaging populations. -
CORRECT ANSWER-Economic threshold
Which of the following is not considered a mechanical control method:
a. fencing a crop to prevent deer entry
b. netting blueberry bushes to keep birds away
c. releasing a parasitic wasp
d. washing of aphids with a stream of water
e. removing a rhododendron with a root disease - CORRECT ANSWER-c.
releasing a parasitic wasp
Which of the following is a cultural control method:
a. fertilization
b. planting time
c. pruning
,d. crop rotation
e. all of the above - CORRECT ANSWER-e. all of the above
The first step in a pest management program is to identify the pest (T/F) -
CORRECT ANSWER-True
The goal of a pest management program is to eliminate the pest (T/F) -
CORRECT ANSWER-False
Pest control that involves the use of numerous tactics is called _____. -
CORRECT ANSWER-Integrated Pest Management
Which pesticide can be absorbed by the plant and translocated within the plant? -
CORRECT ANSWER-Systemic
A key to minimizing the hazard of pesticide use to the applicator is to avoid
exposure (T/F) - CORRECT ANSWER-True
The use of temperature or humidity manipulation is a ________ control method
for insects - CORRECT ANSWER-Physical
,Drift problems can be reduced by:
a. using lower pressure, smaller nozzle orifices
b. applying in very calm, stable air conditions
c. spraying upwind of a sensitive area
d. placing bloom as close to target as possible - CORRECT ANSWER-d. placing a
boom as close to the target as possible
Which is not a concern handling a emulsifiable concentrate pesticide:
a. high phytotoxicity
b. may be easily absorbed through human and animal skin
c. flammability
d. easily clogs nozzles and screens - CORRECT ANSWER-d. easily clogs nozzles
and screens
EPA and WSDA are the only federal and state agencies that regulate pesticides
(T/F) - CORRECT ANSWER-False
Two or more pesticides that cannot mixed together effectively are said to be
______. - CORRECT ANSWER-Incompatible
, All formations with the same active ingredient carry the same signal word (T/F) -
CORRECT ANSWER-False
The skull and crossbones symbol must appear on every pesticide label (T/F) -
CORRECT ANSWER-False
The best way to dispose of a registered pesticide is to:
a. pour it into the sewer system
b. dump it in a vacant area
c. use it as direct on the label
d. ship it to the EPA - CORRECT ANSWER-c. use it as direct on the label
To minimize the drift when applying a herbicide, the best type of nozzle to use is:
a. a low pressure, flat fan
b. off center
c. a high pressure cone
d. makes no difference - CORRECT ANSWER-a. a low pressure, flat fan
Which LD50 is a representative of a highly toxic pesticide:
a. 640 mg/kg
