NATIONAL PESTICIDE APPLICATOR
CERTIFICATION CORE EXAM WITH
VERIFIED QUESTIONS AND ANSWERS||
ALREADY GRADED A+ || GUARANTEED PASS ||
LATEST VERSION 2025
Under what soil conditions are pesticides more likely to leach through soil?
A. A heavy clay soil, low in organic matter, where groundwater is shallow
B. a heavy clay soil, high in organic matter, where groundwater is deep
C. A sandy soil, high in organic matter, where groundwater is deep
D. A sandy soil, low in organic matter, where groundwater is shallow -
ANSWER-D. A sandy soil, low in organic matter, where groundwater is
shallow
Which is a recommended best management practice for preventing
contamination of surface and groundwater by pesticides?
A. Use pesticides that are highly water soluble
B. Use terrace and conservation tillage practices
C. Clean sprayers near sinkholes
D. Select persistent pesticides - ANSWER-B. Use terrace and conservation
tillage practices
What two things should pesticide applicators be "most" aware of to avoid spray
drift?
,A. Droplet size and wind direction and speed
B. Air stability and temperature
C. Viscosity of liquid pesticides and air turbulence
D. Temperature and pesticide volatility - ANSWER-A. Droplet size and wind
direction and speed
What is the usual order for tank mixing pesticides?
A. Fill tank one-fifth to one-half full with carrier, add suspension products, add
emulsion products, add solution products, add surfactants (if needed), add
compatibility agent (if needed)
B. Fill tank one-fifth to one-half full with carrier, add compatibility agent (if
needed), add suspension products, add solution products, add surfactants (if
needed), add emulsion products
C. Fill tank one-fifth to one-half full with carrier, add surfactants (if needed),
add suspension products, add emulsion products, add solution products, add
compatibility agent (if needed)
D. Fill tank one-fifth to one-half full with carrier, add suspension products, add
emulsion products, add solution products, add compatibility agent (if needed),
add surfactants (if needed) - ANSWER-B. Fill tank one-fifth to one-half full
with carrier, add compatibility agent (if needed), add suspension products, add
solution products, add surfactants (if needed), add emulsion products
Which statement about the proper technique for opening pesticide containers is
"true"?
A. You should tear open paper or cardboard containers carefully
B. Put on the appropriate PPE after the containers have been opened
,C. Use a sharp knife or scissors to open paper or cardboard containers
D. Leave the container open until you are done mixing the pesticides for the day
- ANSWER-C. Use a sharp knife or scissors to open paper or cardboard
containers
Which statement about measuring and transferring pesticides is "true"?
A. When pouring any pesticide from its container, keep the container and
pesticide above face level
B. Metal measuring utensils are recommended over plastic
C. Most dusts, powders, and dry formulations are measured by volume
D. After adding the pesticide to the partially filled spray tank, the measuring
container should be rinsed and the rinse solution poured into the tank -
ANSWER-D. After adding the pesticide to the partially filled spray tank, the
measuring container should be rinsed and the rinse solution poured into the tank
Which statement about cleaning and disposing of pesticide containers is "true"?
A. Do not puncture rinsed pesticide containers
B. When rinsing pesticide containers, pour the rinsate down the drain
C. Pesticide containers that cannot be recycled or returned to the manufacturer
should be reused
D. Containers must be disposed of in accordance with label directions and
federal, state, and local laws and regulations - ANSWER-D. Containers must be
disposed of in accordance with label directions and federal, state, and local laws
and regulations
The name "Sevin 5G" on a pesticide label indicates:
A. A granular pesticide with
B. A gel pesticide with 5 percent active ingredients
, C. A granular pesticide with 5 percent active ingredients
D. A gel pesticide with 5 percent inert ingredients - ANSWER-C. A granular
pesticide with 5 percent active ingredients
Which is the pesticide formulation process by which solid particles are
dispersed in a liquid?
A. ULV solvents
B. Solution
C. Suspension
D. Emulsion - ANSWER-C. Suspension
Which liquid pesticide formulation consists of a small amount of active
ingredient (often 1 percent or less per unit volume) dissolved in an organic
solvent?
A. Emulsifiable concentrate (EC)
B. Ready-to-use low-concentrate solutions (RTU
C. Ultra-low volume (ULV)
D. Flowables (F)/liquids (L) - ANSWER-B. Ready-to-use low-concentrate
solutions (RTU)
Which liquid pesticide formulation may approach 100 percent active
ingredient?
A. Emulsifiable concentrate (EC)
B. Ready-to-use low-concentrate solutions (RTU
C. Ultra-low volume (ULV)
D. Aerosols (A) - ANSWER-C. Ultra-low volume (ULV)
CERTIFICATION CORE EXAM WITH
VERIFIED QUESTIONS AND ANSWERS||
ALREADY GRADED A+ || GUARANTEED PASS ||
LATEST VERSION 2025
Under what soil conditions are pesticides more likely to leach through soil?
A. A heavy clay soil, low in organic matter, where groundwater is shallow
B. a heavy clay soil, high in organic matter, where groundwater is deep
C. A sandy soil, high in organic matter, where groundwater is deep
D. A sandy soil, low in organic matter, where groundwater is shallow -
ANSWER-D. A sandy soil, low in organic matter, where groundwater is
shallow
Which is a recommended best management practice for preventing
contamination of surface and groundwater by pesticides?
A. Use pesticides that are highly water soluble
B. Use terrace and conservation tillage practices
C. Clean sprayers near sinkholes
D. Select persistent pesticides - ANSWER-B. Use terrace and conservation
tillage practices
What two things should pesticide applicators be "most" aware of to avoid spray
drift?
,A. Droplet size and wind direction and speed
B. Air stability and temperature
C. Viscosity of liquid pesticides and air turbulence
D. Temperature and pesticide volatility - ANSWER-A. Droplet size and wind
direction and speed
What is the usual order for tank mixing pesticides?
A. Fill tank one-fifth to one-half full with carrier, add suspension products, add
emulsion products, add solution products, add surfactants (if needed), add
compatibility agent (if needed)
B. Fill tank one-fifth to one-half full with carrier, add compatibility agent (if
needed), add suspension products, add solution products, add surfactants (if
needed), add emulsion products
C. Fill tank one-fifth to one-half full with carrier, add surfactants (if needed),
add suspension products, add emulsion products, add solution products, add
compatibility agent (if needed)
D. Fill tank one-fifth to one-half full with carrier, add suspension products, add
emulsion products, add solution products, add compatibility agent (if needed),
add surfactants (if needed) - ANSWER-B. Fill tank one-fifth to one-half full
with carrier, add compatibility agent (if needed), add suspension products, add
solution products, add surfactants (if needed), add emulsion products
Which statement about the proper technique for opening pesticide containers is
"true"?
A. You should tear open paper or cardboard containers carefully
B. Put on the appropriate PPE after the containers have been opened
,C. Use a sharp knife or scissors to open paper or cardboard containers
D. Leave the container open until you are done mixing the pesticides for the day
- ANSWER-C. Use a sharp knife or scissors to open paper or cardboard
containers
Which statement about measuring and transferring pesticides is "true"?
A. When pouring any pesticide from its container, keep the container and
pesticide above face level
B. Metal measuring utensils are recommended over plastic
C. Most dusts, powders, and dry formulations are measured by volume
D. After adding the pesticide to the partially filled spray tank, the measuring
container should be rinsed and the rinse solution poured into the tank -
ANSWER-D. After adding the pesticide to the partially filled spray tank, the
measuring container should be rinsed and the rinse solution poured into the tank
Which statement about cleaning and disposing of pesticide containers is "true"?
A. Do not puncture rinsed pesticide containers
B. When rinsing pesticide containers, pour the rinsate down the drain
C. Pesticide containers that cannot be recycled or returned to the manufacturer
should be reused
D. Containers must be disposed of in accordance with label directions and
federal, state, and local laws and regulations - ANSWER-D. Containers must be
disposed of in accordance with label directions and federal, state, and local laws
and regulations
The name "Sevin 5G" on a pesticide label indicates:
A. A granular pesticide with
B. A gel pesticide with 5 percent active ingredients
, C. A granular pesticide with 5 percent active ingredients
D. A gel pesticide with 5 percent inert ingredients - ANSWER-C. A granular
pesticide with 5 percent active ingredients
Which is the pesticide formulation process by which solid particles are
dispersed in a liquid?
A. ULV solvents
B. Solution
C. Suspension
D. Emulsion - ANSWER-C. Suspension
Which liquid pesticide formulation consists of a small amount of active
ingredient (often 1 percent or less per unit volume) dissolved in an organic
solvent?
A. Emulsifiable concentrate (EC)
B. Ready-to-use low-concentrate solutions (RTU
C. Ultra-low volume (ULV)
D. Flowables (F)/liquids (L) - ANSWER-B. Ready-to-use low-concentrate
solutions (RTU)
Which liquid pesticide formulation may approach 100 percent active
ingredient?
A. Emulsifiable concentrate (EC)
B. Ready-to-use low-concentrate solutions (RTU
C. Ultra-low volume (ULV)
D. Aerosols (A) - ANSWER-C. Ultra-low volume (ULV)
