Minnesota Pesticide Applicator Practice Test
Questions and Correct Answers
Question 1
No pesticide may be sold in the US until it is approved by?
a. EPA
b. Department of Agriculture
c. US food and drug administration
d. FIFRA
Correct Answer
a. EPA
Question 2
The toxicity rating of a chemical is called LD50 for dermal exposure and LC50 for
respiratory exposure. Which of the following LD50 ratings is the most toxic?
a. 50 mg/lk
b. 100 mg/kg
c. 200 mg/kg
d. 1000 mg/kg
Correct Answer
a. 50 mg/kg
Question 3
The most effective way to decontaminate soil saturated with a pesticide is?
a. Apply limestone powder on top of soil to soak up the pesticide then remove lime
with absorbent pads
b. remove the top 2 to 3 inches of soil and dispose according to state guidelines
c. use a mixture of water and bleach
d. mix bleach with an alkaline detergent to neutralize pesticide effects
Correct Answer
b. remove the top 2 to 3 inches of soil and dispose according to state guidelines
Page 1 of 49
,Question 4
What is not an adjuvant?
a. Thickeners
b. Stickers
c. Extenders
d. Microencapsulated material
Correct Answer
d. Microencapsulated material
Question 5
FIFRA stands for?
a. the federal institute for regulatory affairs
b. the federal insecticide, fungicide, and rodenticide act
c. the federal institute for regulations on anthropoids
d. the federal institute for reforms and accounts
Correct Answer
b. the federal insecticide, fungicide, and rodenticide act
Question 6
what is the scientific name for mosquitoes carrying LaCrosse Encephalitis?
a. Coquillettidia perturbans
b. Culex tarsalis
c. Aedes triseriatus
d. Aedes vexans
Correct Answer
c. Aedes triseriatus
Question 7
Water jets should never be used to put out a pesticide fire
a. True
b. False
Correct Answer
a. True
Page 2 of 49
,Question 8
The brand name pesticide PUNT 57-OS can be applied to vegetation to act as a long-
lasting barrier to adult mosquitoes. Its active ingredient is?
a. dursban
b. malathion
c. resmethrin
d. permethrin
Correct Answer
d. permethrin
Question 9
_________ occurs when mixing certain pesticides in the spray tank alters the activity of
one or more of them?
a. chemical incompatibility
b. physical incompatibility
c. placement incompatibility
d. timing incompatibility
Correct Answer
a. chemical incompatibility
Question 10
which of the following adjuvants physically alter the surface tension of a spray droplet
to enlarge the area of pesticide coverage on plants by spreading over a leaf?
a. emulsifiers
b. surfactants
c. buffers
d. penetrants
Correct Answer
b. surfactants
Page 3 of 49
, Question 11
what is the preferred wind speed for fogging treatment?
a. zero
b. 1 mph
c. 2 - 8 mph
d. 9 - 15 mph
Correct Answer
c. 2-8 mph
Question 12
What is the most effective way to control mosquitoes?
a. Larvicide
b. Resmethrin
c. Adulticide
d. None of the above
Correct Answer
a. Larvicide
Question 13
"backflow" refers to?
a. ponds that fill up quickly when flow is blocked
b. applying permethrin by backpack along a tree line
c. filling adulticide application equipment
d. none of the above
Correct Answer
c. filling adulticide application equipment
Question 14
The use of adulticiding insecticide for mosquitoes can be harmful to non-target
insects
a. true
b. false
Correct Answer
a. true
Page 4 of 49
Questions and Correct Answers
Question 1
No pesticide may be sold in the US until it is approved by?
a. EPA
b. Department of Agriculture
c. US food and drug administration
d. FIFRA
Correct Answer
a. EPA
Question 2
The toxicity rating of a chemical is called LD50 for dermal exposure and LC50 for
respiratory exposure. Which of the following LD50 ratings is the most toxic?
a. 50 mg/lk
b. 100 mg/kg
c. 200 mg/kg
d. 1000 mg/kg
Correct Answer
a. 50 mg/kg
Question 3
The most effective way to decontaminate soil saturated with a pesticide is?
a. Apply limestone powder on top of soil to soak up the pesticide then remove lime
with absorbent pads
b. remove the top 2 to 3 inches of soil and dispose according to state guidelines
c. use a mixture of water and bleach
d. mix bleach with an alkaline detergent to neutralize pesticide effects
Correct Answer
b. remove the top 2 to 3 inches of soil and dispose according to state guidelines
Page 1 of 49
,Question 4
What is not an adjuvant?
a. Thickeners
b. Stickers
c. Extenders
d. Microencapsulated material
Correct Answer
d. Microencapsulated material
Question 5
FIFRA stands for?
a. the federal institute for regulatory affairs
b. the federal insecticide, fungicide, and rodenticide act
c. the federal institute for regulations on anthropoids
d. the federal institute for reforms and accounts
Correct Answer
b. the federal insecticide, fungicide, and rodenticide act
Question 6
what is the scientific name for mosquitoes carrying LaCrosse Encephalitis?
a. Coquillettidia perturbans
b. Culex tarsalis
c. Aedes triseriatus
d. Aedes vexans
Correct Answer
c. Aedes triseriatus
Question 7
Water jets should never be used to put out a pesticide fire
a. True
b. False
Correct Answer
a. True
Page 2 of 49
,Question 8
The brand name pesticide PUNT 57-OS can be applied to vegetation to act as a long-
lasting barrier to adult mosquitoes. Its active ingredient is?
a. dursban
b. malathion
c. resmethrin
d. permethrin
Correct Answer
d. permethrin
Question 9
_________ occurs when mixing certain pesticides in the spray tank alters the activity of
one or more of them?
a. chemical incompatibility
b. physical incompatibility
c. placement incompatibility
d. timing incompatibility
Correct Answer
a. chemical incompatibility
Question 10
which of the following adjuvants physically alter the surface tension of a spray droplet
to enlarge the area of pesticide coverage on plants by spreading over a leaf?
a. emulsifiers
b. surfactants
c. buffers
d. penetrants
Correct Answer
b. surfactants
Page 3 of 49
, Question 11
what is the preferred wind speed for fogging treatment?
a. zero
b. 1 mph
c. 2 - 8 mph
d. 9 - 15 mph
Correct Answer
c. 2-8 mph
Question 12
What is the most effective way to control mosquitoes?
a. Larvicide
b. Resmethrin
c. Adulticide
d. None of the above
Correct Answer
a. Larvicide
Question 13
"backflow" refers to?
a. ponds that fill up quickly when flow is blocked
b. applying permethrin by backpack along a tree line
c. filling adulticide application equipment
d. none of the above
Correct Answer
c. filling adulticide application equipment
Question 14
The use of adulticiding insecticide for mosquitoes can be harmful to non-target
insects
a. true
b. false
Correct Answer
a. true
Page 4 of 49
