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DPR - NON SOIL FUMIGATION EXAM
QUESTIONS AND ANSWERS 2026
When fumigating to control wood destroying beetles remember that... - correct-
answer - Fumigation will help control and existing infestation but cannot protect
wood from future attacks
"Powderpost beetles" is used collectively to refer to these three groups of beetles
- correct-answer - Lyctids, anobiids, and bostrichids
This type of beetle generally prefers to infest newer wood with a moisture
content between 6 to 10% - correct-answer - False powderpost beetle
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This is the first step to managing a powderpost beetle infestation - correct-
answer - Determine if the infestation is still active
Common secondary feeders - correct-answer - Indian meal moth, Mediterranean
flower moth, tobacco moth, drugstore in cigarette beetles confused and red
flower beetles, dermestid beetle, sawtooth and merchant grain beetles, yellow
mealworm beetle and grain mites
These types of feeders destroy whole, sound grain and deposit eggs on or in
kernels - correct-answer - Primary Feeders
Secondary feeders - correct-answer - Feed only on damaged grains and seeds
An important practice in the control of stored commodity pests is... - correct-
answer - Practicing good sanitation in and out of storage areas
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Pocket gopher burrows are... - correct-answer - Closed systems
This is a pesticide labeled for rodent control in a structure such as a grain silo -
correct-answer - Sulfuryl fluoride
Not the same as a vapor or gas - correct-answer - Aerosol- a suspension of find
solid or liquid particles in air
A type of monitor that uses infrared light to detect and measure gas fumigant
concentrations- also called "IR analyzer" - correct-answer - Ambient air analyzer
A type of wood destroying fungi that remove cellulose leaving wood darkened
and fractured - correct-answer - Brown rot
DPR - NON SOIL FUMIGATION EXAM
QUESTIONS AND ANSWERS 2026
When fumigating to control wood destroying beetles remember that... - correct-
answer - Fumigation will help control and existing infestation but cannot protect
wood from future attacks
"Powderpost beetles" is used collectively to refer to these three groups of beetles
- correct-answer - Lyctids, anobiids, and bostrichids
This type of beetle generally prefers to infest newer wood with a moisture
content between 6 to 10% - correct-answer - False powderpost beetle
,2|Page
This is the first step to managing a powderpost beetle infestation - correct-
answer - Determine if the infestation is still active
Common secondary feeders - correct-answer - Indian meal moth, Mediterranean
flower moth, tobacco moth, drugstore in cigarette beetles confused and red
flower beetles, dermestid beetle, sawtooth and merchant grain beetles, yellow
mealworm beetle and grain mites
These types of feeders destroy whole, sound grain and deposit eggs on or in
kernels - correct-answer - Primary Feeders
Secondary feeders - correct-answer - Feed only on damaged grains and seeds
An important practice in the control of stored commodity pests is... - correct-
answer - Practicing good sanitation in and out of storage areas
, 3|Page
Pocket gopher burrows are... - correct-answer - Closed systems
This is a pesticide labeled for rodent control in a structure such as a grain silo -
correct-answer - Sulfuryl fluoride
Not the same as a vapor or gas - correct-answer - Aerosol- a suspension of find
solid or liquid particles in air
A type of monitor that uses infrared light to detect and measure gas fumigant
concentrations- also called "IR analyzer" - correct-answer - Ambient air analyzer
A type of wood destroying fungi that remove cellulose leaving wood darkened
and fractured - correct-answer - Brown rot
