Pesticide License exam
Pesticide License Exam Study Guide Questions
and Answers Top Graded 2025
The only purpose of federal and state pesticide laws is to protect the environment from
hazardous pollutants -Correct Answer ✔false
The EPA has the authority to stop the sale or use of any pesticide -Correct Answer ✔True
A person purchasing a restricted use herbicide must be a certified applicator -Correct
Answer ✔True
Restricted use pesticides can only be applied by a certified applicator -Correct Answer
✔False
All pesticide products containing the same active ingredient are classified the same,
either general use or restricted use, regardless of the formulation. -Correct Answer
✔False
The WSDA administers the pesticide licensing program in Washington -Correct Answer
✔True
Every pesticide distributed in Washington must be registered with the WSDA -Correct
Answer ✔True
SLN registration allows WSDA to register additional application sites to a federal label -
Correct Answer ✔False
Pesticide License exam
,Pesticide License exam
If a licensed private applicator in Washington chooses to recertify by course credit, how
many recertification credits do they need in five years??? -Correct Answer ✔20 credits
If an applicator had two major label violations and was cited by the WSDA, they could
face a maximum fine of $15000 and lose their license -Correct Answer ✔True
Agricultural establishments that have employees who work in recently treated areas
must comply with WPS rules -Correct Answer ✔True
An applicator can avoid harming the environment, misapplying pesticides, and violating
the law by reading and following label directions. -Correct Answer ✔True
The components of a pesticide formulation that controls the pest is the______
ingredient -Correct Answer ✔Active
Careful pesticide selection is important because pesticide formulations vary in their
safety to the user, environment, and crop to be treated; efficacy; and cost. -Correct
Answer ✔True
Which of the following is NOT a concern when handling an emulsifiable concentrate
pesticide?
1. high phytotoxicity hazard
2. may be easily absorbed through human and animal skin
3. clogged nozzles and screens -Correct Answer ✔3. Clogged nozzles and screens
which of the following formulation dissolve in water???
1. flowables
2.water-dispersible granules
Pesticide License exam
, Pesticide License exam
3. soluble powders -Correct Answer ✔3. Soluble powders
breathing dust is a potential hazard associated with the mixing of wettable powders and
soluble powders -Correct Answer ✔True
which of the following pesticide formulations must be mixed with water before being
used by the applicator?
1. flowables
2. granules
3. dusts -Correct Answer ✔1.Flowables
When added to water, emusifiable concentrates form emulsions. -Correct Answer ✔True
Most bait formulations have 50% or more active ingredient. -Correct Answer ✔False
Extreme care must be exercised when placing baits to make them inaccessible to
children, pets, and other non-target ingredients -Correct Answer ✔True
all pesticide manufacterors include all the necessary spray adjuvants, thus you do not
need to add them when mixing a spray tank load. -Correct Answer ✔False
Two or more pesticides that cannot be effectively mixed together are said to be what???
-Correct Answer ✔incompatible
when adding two or more pesticides into a spray tank, always add the liquid
formulations first. -Correct Answer ✔False
Pesticide License exam
Pesticide License Exam Study Guide Questions
and Answers Top Graded 2025
The only purpose of federal and state pesticide laws is to protect the environment from
hazardous pollutants -Correct Answer ✔false
The EPA has the authority to stop the sale or use of any pesticide -Correct Answer ✔True
A person purchasing a restricted use herbicide must be a certified applicator -Correct
Answer ✔True
Restricted use pesticides can only be applied by a certified applicator -Correct Answer
✔False
All pesticide products containing the same active ingredient are classified the same,
either general use or restricted use, regardless of the formulation. -Correct Answer
✔False
The WSDA administers the pesticide licensing program in Washington -Correct Answer
✔True
Every pesticide distributed in Washington must be registered with the WSDA -Correct
Answer ✔True
SLN registration allows WSDA to register additional application sites to a federal label -
Correct Answer ✔False
Pesticide License exam
,Pesticide License exam
If a licensed private applicator in Washington chooses to recertify by course credit, how
many recertification credits do they need in five years??? -Correct Answer ✔20 credits
If an applicator had two major label violations and was cited by the WSDA, they could
face a maximum fine of $15000 and lose their license -Correct Answer ✔True
Agricultural establishments that have employees who work in recently treated areas
must comply with WPS rules -Correct Answer ✔True
An applicator can avoid harming the environment, misapplying pesticides, and violating
the law by reading and following label directions. -Correct Answer ✔True
The components of a pesticide formulation that controls the pest is the______
ingredient -Correct Answer ✔Active
Careful pesticide selection is important because pesticide formulations vary in their
safety to the user, environment, and crop to be treated; efficacy; and cost. -Correct
Answer ✔True
Which of the following is NOT a concern when handling an emulsifiable concentrate
pesticide?
1. high phytotoxicity hazard
2. may be easily absorbed through human and animal skin
3. clogged nozzles and screens -Correct Answer ✔3. Clogged nozzles and screens
which of the following formulation dissolve in water???
1. flowables
2.water-dispersible granules
Pesticide License exam
, Pesticide License exam
3. soluble powders -Correct Answer ✔3. Soluble powders
breathing dust is a potential hazard associated with the mixing of wettable powders and
soluble powders -Correct Answer ✔True
which of the following pesticide formulations must be mixed with water before being
used by the applicator?
1. flowables
2. granules
3. dusts -Correct Answer ✔1.Flowables
When added to water, emusifiable concentrates form emulsions. -Correct Answer ✔True
Most bait formulations have 50% or more active ingredient. -Correct Answer ✔False
Extreme care must be exercised when placing baits to make them inaccessible to
children, pets, and other non-target ingredients -Correct Answer ✔True
all pesticide manufacterors include all the necessary spray adjuvants, thus you do not
need to add them when mixing a spray tank load. -Correct Answer ✔False
Two or more pesticides that cannot be effectively mixed together are said to be what???
-Correct Answer ✔incompatible
when adding two or more pesticides into a spray tank, always add the liquid
formulations first. -Correct Answer ✔False
Pesticide License exam
