Washington Pesticide Laws and Safety Exam
Questions and Answers with Verified
Solutions | Latest Updated 2026
Washington Pesticide Laws EXAM COVERAGE - Washington
and Safety EXAM Pesticide Laws and Safety Exam
The Washington Pesticide Laws and
Safety Exam evaluates knowledge of
state and federal regulations governing
pesticide use, with emphasis on
compliance in the state of Washington.
Key topics include licensing
requirements, applicator responsibilities,
and legal restrictions on pesticide
handling, storage, and application.
The exam covers pesticide safety
practices, including personal protective
equipment (PPE), hazard communication,
and exposure prevention. Candidates are
tested on label interpretation, proper
mixing and application techniques, and
environmental protection, including
preventing contamination of water, soil,
and non-target organisms.
The use of temperature or Physical
humidity manipulation is a
________ control method for
insects
,Drift problems can be d. placing a boom as close to the target
reduced by: as possible
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
A key to minimizing the hazard True
of pesticide use to the
applicator is to avoid
exposure (T/F)
Which is not a concern d. easily clogs nozzles and screens
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
EPA and WSDA are the only False
federal and state agencies that
regulate pesticides (T/F)
Two or more pesticides that Incompatible
cannot mixed together
effectively are said to be ______.
, All formations with the same False
active ingredient carry the
same signal word (T/F)
The skull and crossbones False
symbol must appear on every
pesticide label (T/F)
The best way to dispose of a c. use it as direct on the label
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
To minimize the drift when a. a low pressure, flat fan
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
Which LD50 is a d. 46 mg/kg
representative of a highly
toxic pesticide:
a. 640 mg/kg
b. 5,800 mg/kg
c. 12,840 mg/kg
d. 46 mg/kg
Questions and Answers with Verified
Solutions | Latest Updated 2026
Washington Pesticide Laws EXAM COVERAGE - Washington
and Safety EXAM Pesticide Laws and Safety Exam
The Washington Pesticide Laws and
Safety Exam evaluates knowledge of
state and federal regulations governing
pesticide use, with emphasis on
compliance in the state of Washington.
Key topics include licensing
requirements, applicator responsibilities,
and legal restrictions on pesticide
handling, storage, and application.
The exam covers pesticide safety
practices, including personal protective
equipment (PPE), hazard communication,
and exposure prevention. Candidates are
tested on label interpretation, proper
mixing and application techniques, and
environmental protection, including
preventing contamination of water, soil,
and non-target organisms.
The use of temperature or Physical
humidity manipulation is a
________ control method for
insects
,Drift problems can be d. placing a boom as close to the target
reduced by: as possible
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
A key to minimizing the hazard True
of pesticide use to the
applicator is to avoid
exposure (T/F)
Which is not a concern d. easily clogs nozzles and screens
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
EPA and WSDA are the only False
federal and state agencies that
regulate pesticides (T/F)
Two or more pesticides that Incompatible
cannot mixed together
effectively are said to be ______.
, All formations with the same False
active ingredient carry the
same signal word (T/F)
The skull and crossbones False
symbol must appear on every
pesticide label (T/F)
The best way to dispose of a c. use it as direct on the label
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
To minimize the drift when a. a low pressure, flat fan
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
Which LD50 is a d. 46 mg/kg
representative of a highly
toxic pesticide:
a. 640 mg/kg
b. 5,800 mg/kg
c. 12,840 mg/kg
d. 46 mg/kg
