Washington Pesticide Laws and Safety Test,
Practice Exam__Updated
A key to minimizing the hazard of pesticide use to the applicator is to avoid exposure
(T/F) (Correct) - ✅ True
The use of temperature or humidity manipulation is a ________ control method for
insects (Correct) - ✅ 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) - ✅ 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) - ✅ d. easily clogs nozzles and screens
,EPA and WSDA are the only federal and state agencies that regulate pesticides (T/F)
(Correct) - ✅ False
Two or more pesticides that cannot mixed together effectively are said to be ______.
(Correct) - ✅ Incompatible
All formations with the same active ingredient carry the same signal word (T/F)
(Correct) - ✅ False
The skull and crossbones symbol must appear on every pesticide label (T/F) (Correct) -
✅ 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) - ✅ 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) - ✅ a. a low pressure, flat fan
Which LD50 is a representative of a highly toxic pesticide:
,a. 640 mg/kg
b. 5,800 mg/kg
c. 12,840 mg/kg
d. 46 mg/kg (Correct) - ✅ d. 46 mg/kg
Pesticide-contaminated surface water can contaminate groundwater (T/F) (Correct) -
✅ True
Pesticide records are useful only to applicators in case they have problems with
effectiveness (T/F) (Correct) - ✅ 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 liscence (T/F) (Correct) - ✅ True
Dealers must keep records for 7 years on the sale of general use agricultural pesticides
(T/F) (Correct) - ✅ True
One of the earliest uses of chemicals as pesticides was the burning of sulfur (T/F)
(Correct) - ✅ True
When the pest reaches the _____, pest management procedures need to be applied to
prevent the pest from economically damaging populations. (Correct) - ✅ 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) - ✅ 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) - ✅ e. all of the above
The first step in a pest management program is to identify the pest (T/F) (Correct) - ✅
True
The goal of a pest management program is to eliminate the pest (T/F) (Correct) - ✅
False
Pest control that involves the use of numerous tactics is called _____. (Correct) - ✅
Integrated Pest Management
Which pesticide can be absorbed by the plant and translocated within the plant?
(Correct) - ✅ Systemic
Which was not a pre-1900s pesticide?
Practice Exam__Updated
A key to minimizing the hazard of pesticide use to the applicator is to avoid exposure
(T/F) (Correct) - ✅ True
The use of temperature or humidity manipulation is a ________ control method for
insects (Correct) - ✅ 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) - ✅ 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) - ✅ d. easily clogs nozzles and screens
,EPA and WSDA are the only federal and state agencies that regulate pesticides (T/F)
(Correct) - ✅ False
Two or more pesticides that cannot mixed together effectively are said to be ______.
(Correct) - ✅ Incompatible
All formations with the same active ingredient carry the same signal word (T/F)
(Correct) - ✅ False
The skull and crossbones symbol must appear on every pesticide label (T/F) (Correct) -
✅ 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) - ✅ 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) - ✅ a. a low pressure, flat fan
Which LD50 is a representative of a highly toxic pesticide:
,a. 640 mg/kg
b. 5,800 mg/kg
c. 12,840 mg/kg
d. 46 mg/kg (Correct) - ✅ d. 46 mg/kg
Pesticide-contaminated surface water can contaminate groundwater (T/F) (Correct) -
✅ True
Pesticide records are useful only to applicators in case they have problems with
effectiveness (T/F) (Correct) - ✅ 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 liscence (T/F) (Correct) - ✅ True
Dealers must keep records for 7 years on the sale of general use agricultural pesticides
(T/F) (Correct) - ✅ True
One of the earliest uses of chemicals as pesticides was the burning of sulfur (T/F)
(Correct) - ✅ True
When the pest reaches the _____, pest management procedures need to be applied to
prevent the pest from economically damaging populations. (Correct) - ✅ 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) - ✅ 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) - ✅ e. all of the above
The first step in a pest management program is to identify the pest (T/F) (Correct) - ✅
True
The goal of a pest management program is to eliminate the pest (T/F) (Correct) - ✅
False
Pest control that involves the use of numerous tactics is called _____. (Correct) - ✅
Integrated Pest Management
Which pesticide can be absorbed by the plant and translocated within the plant?
(Correct) - ✅ Systemic
Which was not a pre-1900s pesticide?
