Washington Pesticide Laws and Safety
Verified Answers | 2026 | 2027 (Rated
This 213-question practice exam for the Washington Pesticide Laws and Safety Test covers
key regulations, safety protocols, and IPM strategies. It helps prepare for applicator
certification with verified answers covering topics like PPE, pesticide storage, transport, and
hazardous waste disposal. Key Topics Covered in Exam Practice: Integrated Pest
Management (IPM): Defines economic thresholds, cultural controls (e.g., crop rotation,
planting time), and systemic pesticides. Safety & Storage: Guidelines for storing pesticide
containers, including placing bulk tanks on impermeable surfaces and keeping PPE/spill kits
readily available. Laws & Regulations: Information on quarantine laws, environmental
protection, and handling cancelled pesticide products as hazardous waste. Pesticide
Handling: Correct procedures for mixing, loading, and disposal, such as avoiding food
storage near chemicals
Quiz_________________?
$1,000 for first offense. -
Answer✅
Max penalty for selling, misusing, non label uses of spesticides?
Quiz_________________?
1. Adsorption - binding of one particle to another, depends on pesticide, OGM, soil
moisture, pH, and soil texture
2. Run off - depends on slope and soil
3. Leaching
1
, 4. Volatilization - solid/liquid change to gas/vapor -
Answer✅
What are the four main factors that determine weather a pesticide will move from soil into
ground water in the transfer processes?
Quiz_________________?
40 credits in 5 years -
Answer✅
How many recertification credits does a commercial applicator need?
Quiz_________________?
A-
Answer✅
From your calibration test, you determine that your backpack sprayer delivers 0.25 gallon of
water to cover a 250-square-foot test area. The label recommends applying pesticide at a
rate of 6 ounces of product per gallon. How many ounces of product are needed to cover a
1,000-squarefoot applicaito area?
A. 6 ounces
B. 12 ounces
C. 18 ounces
D. 24 ounces
Quiz_________________?
A-
Answer✅
What is a tolerance as set by the EPA?
2
, A. The maximum amount of pesticides residue that may legally remain on or in a commodity
at the time of harvest or slaughter.
B. The maximum amount of pesticide residue that workers may be exposed to during the
course of an average workday.
C. The minimum amount of pesticide residue that may remain on a crop during the growing
season.
D. The minimum amount of pesticide residue that may be consumed by a 150-pound person
on a yearly basis.
Quiz_________________?
A-
Answer✅
What should you do with clothing made of cotton or polyester that has been heavily
contaminated with pesticides labeled with the signal word DANGER-POISON, DANGER,
OR WARNING?
A. Discard such items in a hazardous waste collection site.
B. Discard items with regular trash.
C. Launder the itms separately from other clothing using two entire wash cycles.
D. Launder the items separately using one wash cycle, and line dry.
Quiz_________________?
A-
Answer✅
Which equation reflects the relationship between pesticide safety concerns?
A. Hazard=toxicity x exposure.
B. Toxicity=hazard x exposure.
C. Exposure= hazard x toxicity.
D. Hazard=exposure x risk
3
, Quiz_________________?
A-
Answer✅
Which is not a means of preventing contamination of water sources?
A. When filling the tank, keep the hose down in the pesticide mixture.
B. Use a check valve, anti-siphoning device, or backflow preventer when pumping water
directly from the source into a mix tank.
C. Mix and load pesticides on a containment pad.
D. Locate mixing equipment so that leaks or spills flow away from a drain or water source.
Quiz_________________?
A-
Answer✅
Which signal word appears on a label with a skull and crossbones symbol?
A. DANGER-POISON.
B. DANGER
C. WARNING
D. CAUTION
Quiz_________________?
A-
Answer✅
Which statement is true about chemical control as a pest management method?
A. Pesticides play a key role in pest management programs and sometimes are the only
control method available.
B. Pesticides include any material that is applied to plants and the soil but not to water or
harvested crops.
4
Verified Answers | 2026 | 2027 (Rated
This 213-question practice exam for the Washington Pesticide Laws and Safety Test covers
key regulations, safety protocols, and IPM strategies. It helps prepare for applicator
certification with verified answers covering topics like PPE, pesticide storage, transport, and
hazardous waste disposal. Key Topics Covered in Exam Practice: Integrated Pest
Management (IPM): Defines economic thresholds, cultural controls (e.g., crop rotation,
planting time), and systemic pesticides. Safety & Storage: Guidelines for storing pesticide
containers, including placing bulk tanks on impermeable surfaces and keeping PPE/spill kits
readily available. Laws & Regulations: Information on quarantine laws, environmental
protection, and handling cancelled pesticide products as hazardous waste. Pesticide
Handling: Correct procedures for mixing, loading, and disposal, such as avoiding food
storage near chemicals
Quiz_________________?
$1,000 for first offense. -
Answer✅
Max penalty for selling, misusing, non label uses of spesticides?
Quiz_________________?
1. Adsorption - binding of one particle to another, depends on pesticide, OGM, soil
moisture, pH, and soil texture
2. Run off - depends on slope and soil
3. Leaching
1
, 4. Volatilization - solid/liquid change to gas/vapor -
Answer✅
What are the four main factors that determine weather a pesticide will move from soil into
ground water in the transfer processes?
Quiz_________________?
40 credits in 5 years -
Answer✅
How many recertification credits does a commercial applicator need?
Quiz_________________?
A-
Answer✅
From your calibration test, you determine that your backpack sprayer delivers 0.25 gallon of
water to cover a 250-square-foot test area. The label recommends applying pesticide at a
rate of 6 ounces of product per gallon. How many ounces of product are needed to cover a
1,000-squarefoot applicaito area?
A. 6 ounces
B. 12 ounces
C. 18 ounces
D. 24 ounces
Quiz_________________?
A-
Answer✅
What is a tolerance as set by the EPA?
2
, A. The maximum amount of pesticides residue that may legally remain on or in a commodity
at the time of harvest or slaughter.
B. The maximum amount of pesticide residue that workers may be exposed to during the
course of an average workday.
C. The minimum amount of pesticide residue that may remain on a crop during the growing
season.
D. The minimum amount of pesticide residue that may be consumed by a 150-pound person
on a yearly basis.
Quiz_________________?
A-
Answer✅
What should you do with clothing made of cotton or polyester that has been heavily
contaminated with pesticides labeled with the signal word DANGER-POISON, DANGER,
OR WARNING?
A. Discard such items in a hazardous waste collection site.
B. Discard items with regular trash.
C. Launder the itms separately from other clothing using two entire wash cycles.
D. Launder the items separately using one wash cycle, and line dry.
Quiz_________________?
A-
Answer✅
Which equation reflects the relationship between pesticide safety concerns?
A. Hazard=toxicity x exposure.
B. Toxicity=hazard x exposure.
C. Exposure= hazard x toxicity.
D. Hazard=exposure x risk
3
, Quiz_________________?
A-
Answer✅
Which is not a means of preventing contamination of water sources?
A. When filling the tank, keep the hose down in the pesticide mixture.
B. Use a check valve, anti-siphoning device, or backflow preventer when pumping water
directly from the source into a mix tank.
C. Mix and load pesticides on a containment pad.
D. Locate mixing equipment so that leaks or spills flow away from a drain or water source.
Quiz_________________?
A-
Answer✅
Which signal word appears on a label with a skull and crossbones symbol?
A. DANGER-POISON.
B. DANGER
C. WARNING
D. CAUTION
Quiz_________________?
A-
Answer✅
Which statement is true about chemical control as a pest management method?
A. Pesticides play a key role in pest management programs and sometimes are the only
control method available.
B. Pesticides include any material that is applied to plants and the soil but not to water or
harvested crops.
4
