Iowa 3OT Pesticide Exam | Updated Questions
and Answers | Most Recent 2026 Edition
• The minimum period of time to keep children, adults, pets, and domestic animals
from contact with sprayed turf is: -✓✓ Until the turf is dry
• Which of the following turfgrass diseases can be severe in July and August in
Iowa? -✓✓ Summer patch
• Which one of the following weeds is a perennial, broadleaf weed? -✓✓ Field
bindweed
• Powdery mildew is identified by the presence of: -✓✓ Fluffy, grayish-white
blotches on leaves and flowering parts
• Small, green or brown insects (3/ie inch long) which jump or fly when disturbed
are: -✓✓ Leafhoppers
• Which of the following insecticides would be the best choice if all will
adequately control the target pest? -✓✓ One with the signal word "Caution"
• Symptoms of dollar spot in Kentucky bluegrass include: -✓✓ Fluffy gray residue
on leaves
• The following are characteristic of stem rust of Kentucky bluegrass: -✓✓
Produces brick red pustules on leaf blades in late summer
, • The control of pink and gray snow mold involves: -✓✓ The construction of snow
barriers to minimize accumulation of snow in problem areas
• Factors that contribute to pesticide phytotoxicity are: -✓✓ Uneven distribution of
pesticides
High air temperatures
Excessive application rates of pesticides
• Which of the following list of weeds are winter annuals? -✓✓ Common
chickweed, henbit, field pennycress
• Disease management in ornamentals can be improved by: -✓✓ Dormant pruning,
disease resistant varieties, bed rotation
• The four basic weed control methods are: -✓✓ Cultural, chemical, mechanical,
biological
• The presence of sod webworms in a turf area is relatively easy to determine by: -
✓✓ Using a pyrethrum flushing agent to force the webworms to the surface
• The minimum protective clothing for handling any formulation of pesticide with
a "caution" label is: -✓✓ Long-sleeved shirt and long pants, shoes
• The chance for exposing humans, pets, non-target organisms and other sites
during equipment clean up can be reduced by: -✓✓ Cleaning equipment on an
impervious apron with retaining walls within a restricted area
and Answers | Most Recent 2026 Edition
• The minimum period of time to keep children, adults, pets, and domestic animals
from contact with sprayed turf is: -✓✓ Until the turf is dry
• Which of the following turfgrass diseases can be severe in July and August in
Iowa? -✓✓ Summer patch
• Which one of the following weeds is a perennial, broadleaf weed? -✓✓ Field
bindweed
• Powdery mildew is identified by the presence of: -✓✓ Fluffy, grayish-white
blotches on leaves and flowering parts
• Small, green or brown insects (3/ie inch long) which jump or fly when disturbed
are: -✓✓ Leafhoppers
• Which of the following insecticides would be the best choice if all will
adequately control the target pest? -✓✓ One with the signal word "Caution"
• Symptoms of dollar spot in Kentucky bluegrass include: -✓✓ Fluffy gray residue
on leaves
• The following are characteristic of stem rust of Kentucky bluegrass: -✓✓
Produces brick red pustules on leaf blades in late summer
, • The control of pink and gray snow mold involves: -✓✓ The construction of snow
barriers to minimize accumulation of snow in problem areas
• Factors that contribute to pesticide phytotoxicity are: -✓✓ Uneven distribution of
pesticides
High air temperatures
Excessive application rates of pesticides
• Which of the following list of weeds are winter annuals? -✓✓ Common
chickweed, henbit, field pennycress
• Disease management in ornamentals can be improved by: -✓✓ Dormant pruning,
disease resistant varieties, bed rotation
• The four basic weed control methods are: -✓✓ Cultural, chemical, mechanical,
biological
• The presence of sod webworms in a turf area is relatively easy to determine by: -
✓✓ Using a pyrethrum flushing agent to force the webworms to the surface
• The minimum protective clothing for handling any formulation of pesticide with
a "caution" label is: -✓✓ Long-sleeved shirt and long pants, shoes
• The chance for exposing humans, pets, non-target organisms and other sites
during equipment clean up can be reduced by: -✓✓ Cleaning equipment on an
impervious apron with retaining walls within a restricted area
