TEXAS DEPARTMENT OF AGRICULTURE
PESTICIDE APPLICATOR EXAM 2024-2025
WITH ACTUAL CORRECT QUESTIONS
AND VERIFIED DETAILED ANSWERS
|FREQUENTLY TESTED QUESTIONS AND
SOLUTIONS |ALREADY GRADED
A+|NEWEST|GUARANTEED PASS |LATEST
UPDATE
Which of the statements below is not true about a pesticide residue?
a. Some residues may remain for months or years.
b. Residue information is required for each crop you treat.
c. residues are found only on target crops and surfaces.
Residues are found only on target crops and surfaces.
A __________ is the maximum amount of pesticide residue allowed on a harvested crop, set by the EPA.
Tolerance
Can a harvested crop contain more than the set tolerance of a pesticide and still be legally sold?
a. No, it cannot be legally sold
b. Yes, it may be sold if it is not condemned or seized.
c. Yes, it may be sold if it is identified as contaminated.
No, it cannot be legally sold.
What margin of safety ("safety factor") does the EPA use to set tolerances?
a. 10 times
b. 100 times
c. 1,000 times
b. 100 times
Food may have no residues at all because the residues may have degraded or the crop may have been
treated with a minimum dose of a pesticide. T/F
1|Page
,True
Soil and plant surfaces may contain pesticide residue even when they are not directly sprayed with the
pesticide. T/F
True
EPA sets two kinds of tolerances: __________ __________ tolerances for pesticides that indirectly
contact food; and tolerances for pesticides applied directly for food.
Negligible residue, finite
"Preslaughter interval" or "preharvest interval" refers to the ____________ number of days allowed
between the last pesticide application and the slaughter or harvest day.
a. least
b. most
Least
No pesticide my be bought, sold or used in the U.S. until it has federal registration for the product, the
use and the label. T/F
True
Sometimes even small environmental changes can greatly reduce the chances of survival for fish and
wildlife. T/F
True
When a pesticide evaporates and moves off target, this is called __________ __________
Vapor drift
Which of these additional factors does not influence drift?
a. Particle size
b. Pollution
c. Nozzle design and orientation
d. Temperature
b. Pollution
Which of these additional factors does not influence drift?
a. Humidity
b. Height of release
c. Wind speed and direction
d. Reentry interval
Reentry interval
Why should honeybees be protected?
a. Because they are the most important beneficial insect
2|Page
,b. Because poisoned bees are more dangerous to people and animals
c. Because their work as pollinators is necessary for crop production
c. Because their work as pollinators is necessary for crop production
Pesticide residues can build up in the bodies of animals, including man. T/F
True
Only pesticides that are applied incorrectly are likely to move downward with rain or irrigation water
into the water table below. T/F
False
A pesticide becomes a pollutant and potentially dangerous when it is applied at a higher dose than
recommended on the label or when it drifts off target. T/F
True
How should you change pressure to reduce liquid droplet drift?
a. Reduce pressure to increase droplet size
b. Increase pressure to increase droplet size
c. Reduce pressure to reduce droplet size
d. Increase pressure to reduce droplet size
a. Reduce pressure to increase droplet size
What are the possible consequences of pesticide drift onto forage and pastureland or into drinking
water?
a. People, pets, and livestock can be injured by pesticide exposure
b. Pasture grasses could be destroyed
c. Milk or meat could have illegal residues if cattle eat contaminated forage.
d. Water may become too contaminated to drink
e. All of the above
e. All of the above
Pesticide pollution can help a pest you are trying to destroy by killing predators and parasites of the
pest. T/F
True
An ___________ is a geologic formation of permeable rock, sand, or gravel that stores large amounts of
water.
Aquifer
Why are aquifers important?
a. Because they are the main water supply for manufacturing industries
b. Because so many people use water from aquifers for drinking
c. Because building and maintaining them provides jobs
3|Page
, b. Because so many people use water from aquifers for drinking
What is the name given to the complex prey/predator cycle in which all animals (including man) take
part?
a. Food chain
b. Habitat
c. Ecosystem
Food chain
The best protection against ground water pollution is __________?
a. preventing contamination
b. Stopping irrigation
c. Cleaning groundwater after contamination
a. Preventing contamination
At what level is man in the food chain?
a. Near the bottom
b. Near the middle
c. near the top
c. Near the top
An __________ pesticide is one that builds up in animal an plant tissues.
Accumulative
A ___________ pesticide is one that remains in the environment without breaking down.
Persistent
Even though persistent pesticides remain in the environment, they do not always accumulate in animals
or plants. T/F
True
An ___________ ____________ is a plant or animal that is near extinction throughout all of most of its
range.
Endangered species
Which of the following is not a process that causes pesticides to break down after applications?
a. Photodegradation
b. Microbial degradation
c. Chemical degradation
d. Atmospheric degradation
d. Atmospheric degradation
Pesticides that degrade ___________ in the environment are the least hazardous.
a. Slowly
4|Page
PESTICIDE APPLICATOR EXAM 2024-2025
WITH ACTUAL CORRECT QUESTIONS
AND VERIFIED DETAILED ANSWERS
|FREQUENTLY TESTED QUESTIONS AND
SOLUTIONS |ALREADY GRADED
A+|NEWEST|GUARANTEED PASS |LATEST
UPDATE
Which of the statements below is not true about a pesticide residue?
a. Some residues may remain for months or years.
b. Residue information is required for each crop you treat.
c. residues are found only on target crops and surfaces.
Residues are found only on target crops and surfaces.
A __________ is the maximum amount of pesticide residue allowed on a harvested crop, set by the EPA.
Tolerance
Can a harvested crop contain more than the set tolerance of a pesticide and still be legally sold?
a. No, it cannot be legally sold
b. Yes, it may be sold if it is not condemned or seized.
c. Yes, it may be sold if it is identified as contaminated.
No, it cannot be legally sold.
What margin of safety ("safety factor") does the EPA use to set tolerances?
a. 10 times
b. 100 times
c. 1,000 times
b. 100 times
Food may have no residues at all because the residues may have degraded or the crop may have been
treated with a minimum dose of a pesticide. T/F
1|Page
,True
Soil and plant surfaces may contain pesticide residue even when they are not directly sprayed with the
pesticide. T/F
True
EPA sets two kinds of tolerances: __________ __________ tolerances for pesticides that indirectly
contact food; and tolerances for pesticides applied directly for food.
Negligible residue, finite
"Preslaughter interval" or "preharvest interval" refers to the ____________ number of days allowed
between the last pesticide application and the slaughter or harvest day.
a. least
b. most
Least
No pesticide my be bought, sold or used in the U.S. until it has federal registration for the product, the
use and the label. T/F
True
Sometimes even small environmental changes can greatly reduce the chances of survival for fish and
wildlife. T/F
True
When a pesticide evaporates and moves off target, this is called __________ __________
Vapor drift
Which of these additional factors does not influence drift?
a. Particle size
b. Pollution
c. Nozzle design and orientation
d. Temperature
b. Pollution
Which of these additional factors does not influence drift?
a. Humidity
b. Height of release
c. Wind speed and direction
d. Reentry interval
Reentry interval
Why should honeybees be protected?
a. Because they are the most important beneficial insect
2|Page
,b. Because poisoned bees are more dangerous to people and animals
c. Because their work as pollinators is necessary for crop production
c. Because their work as pollinators is necessary for crop production
Pesticide residues can build up in the bodies of animals, including man. T/F
True
Only pesticides that are applied incorrectly are likely to move downward with rain or irrigation water
into the water table below. T/F
False
A pesticide becomes a pollutant and potentially dangerous when it is applied at a higher dose than
recommended on the label or when it drifts off target. T/F
True
How should you change pressure to reduce liquid droplet drift?
a. Reduce pressure to increase droplet size
b. Increase pressure to increase droplet size
c. Reduce pressure to reduce droplet size
d. Increase pressure to reduce droplet size
a. Reduce pressure to increase droplet size
What are the possible consequences of pesticide drift onto forage and pastureland or into drinking
water?
a. People, pets, and livestock can be injured by pesticide exposure
b. Pasture grasses could be destroyed
c. Milk or meat could have illegal residues if cattle eat contaminated forage.
d. Water may become too contaminated to drink
e. All of the above
e. All of the above
Pesticide pollution can help a pest you are trying to destroy by killing predators and parasites of the
pest. T/F
True
An ___________ is a geologic formation of permeable rock, sand, or gravel that stores large amounts of
water.
Aquifer
Why are aquifers important?
a. Because they are the main water supply for manufacturing industries
b. Because so many people use water from aquifers for drinking
c. Because building and maintaining them provides jobs
3|Page
, b. Because so many people use water from aquifers for drinking
What is the name given to the complex prey/predator cycle in which all animals (including man) take
part?
a. Food chain
b. Habitat
c. Ecosystem
Food chain
The best protection against ground water pollution is __________?
a. preventing contamination
b. Stopping irrigation
c. Cleaning groundwater after contamination
a. Preventing contamination
At what level is man in the food chain?
a. Near the bottom
b. Near the middle
c. near the top
c. Near the top
An __________ pesticide is one that builds up in animal an plant tissues.
Accumulative
A ___________ pesticide is one that remains in the environment without breaking down.
Persistent
Even though persistent pesticides remain in the environment, they do not always accumulate in animals
or plants. T/F
True
An ___________ ____________ is a plant or animal that is near extinction throughout all of most of its
range.
Endangered species
Which of the following is not a process that causes pesticides to break down after applications?
a. Photodegradation
b. Microbial degradation
c. Chemical degradation
d. Atmospheric degradation
d. Atmospheric degradation
Pesticides that degrade ___________ in the environment are the least hazardous.
a. Slowly
4|Page
