Washington Pesticide Laws and Safety Exam
Practice 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
Which was not a pre-1900s pesticide?
a. Bordeaux
b. nicotine
c. DDT
d. sulfur
,e. lead arsenate - CORRECT ANSWER-c. DDT
DDT was banned because of its: - CORRECT ANSWER-stability and persistence
Legal control utilizes _____. - CORRECT ANSWER-quarantines
Piscicides are pesticides that control: - CORRECT ANSWER-Fish
Herbicides and insecticides are both pesticides (T/F) - CORRECT ANSWER-True
Synthetic organic pesticides were first introduced: - CORRECT ANSWER-Post-
WWII
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
Practice 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
Which was not a pre-1900s pesticide?
a. Bordeaux
b. nicotine
c. DDT
d. sulfur
,e. lead arsenate - CORRECT ANSWER-c. DDT
DDT was banned because of its: - CORRECT ANSWER-stability and persistence
Legal control utilizes _____. - CORRECT ANSWER-quarantines
Piscicides are pesticides that control: - CORRECT ANSWER-Fish
Herbicides and insecticides are both pesticides (T/F) - CORRECT ANSWER-True
Synthetic organic pesticides were first introduced: - CORRECT ANSWER-Post-
WWII
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
