Missouri Pesticide Applicators EXAM
STUDY GUIDE 2026/2027 ACCURATE
QUESTIONS WITH CORRECT DETAILED
ANSWERS || 100% GUARANTEED PASS
<NEWEST VERSION>
1. The MO Pesticide Use Act is regulated by the department of - ANSWER
✔ Plant Industries
2. The main bureau of Pesticide Control is found in ______ - ANSWER ✔
Jefferson City
3. Records of pesticide use shall be furnished to the director within _____
working days upon request. - ANSWER ✔ 10
4. Type of ground, water or aerial contrivance using motorized, mechanical or
pressurized power and used to apply any pesticide on land. - ANSWER ✔
Equipment
5. Any form of terrestrial or aquatic plant or animal life or virus, bacterium, or
microorganism. - ANSWER ✔ pest
6. Invertebrate animals, unsegmented round worms with elongated, fusiform,
or ac-like bodies covered with cuticle. - ANSWER ✔ Nematode
7. Individual, partnership, association, fiduciary, corporation, or any organized
group of persons whether incorporated or not - ANSWER ✔ person
,8. Any substance or mixture of substances intended for preventing, destroying,
repelling, or mitigating any pest; - ANSWER ✔ pesticide
9. Any pesticide when applied in accordance with its direction for use,
warnings and cautions and for the uses for which it is registered, or for one
or more of such uses, or in accordance with a widespread and commonly
recognized practice, may cause, without additional regulatory restrictions,
unreasonable adverse effects on the environment, including injury to the
applicator. - ANSWER ✔ restricted use pesticide
10.Mixing, applying, storing or disposing of a pesticide. - ANSWER ✔ use
11.Any plant which grows where not wanted. - ANSWER ✔ weed
12.A structure includes: - ANSWER ✔ any edifice or building and contents
patio or terrace
land on but not adjacent to the property
13.certified commercial applicator - ANSWER ✔ using pesticides on the
lands of another as a direct service to the public in exchange for a fee or
compensation
14.Certified noncommercial applicator - ANSWER ✔ may only use pesticides
on areas that are owned by the sprayer or by the employer
15.Certified Private Applicator - ANSWER ✔ certified to use pesticide crops
on property owned by themselves or employer
16.Certified public operator - ANSWER ✔ individual who is certified to use
any pesticide
17.Private Applicator - ANSWER ✔ A person using or supervising the use of
restricted use pesticides to produce an agricultural commodity on his/her
own land, leased land, or rented land, or on the lands of his/her employer
Ex. farmer
,18.Pesticide technician - ANSWER ✔ a trained specialist responsible for pest
management and application of pesticides with a pesticide license
19.Pesticide technician trainee - ANSWER ✔ individual working in physical
presence of a Pesticide Tecnician
20.benefitical insects - ANSWER ✔ are effective pollinators of plants,
parasites of pest
21.defoilate - ANSWER ✔ To strip a plant of leaves, thereby damaging or
destroying it
22.desiccant - ANSWER ✔ a substance used to absorb moisture from the
plant accelerating the drying of plant tissue
23.Determining the need for the use of any pesticide - ANSWER ✔ act of
inspecting land for the presence of pest for the purpose of contracting for the
control or prevent through the use of pesticides in categories as specified by
regulation
24.device - ANSWER ✔ any instrument other than a firearm intended for
trapping, destroying or mitigating pest animals or plants
25.misuse of pesticides - ANSWER ✔ use of herbicide in a manner
inconsistent with its labeling
26.pesticide - ANSWER ✔ mixture or substance intended for preventing,
destroying, or mitigating any pest plant or animals
27.Which federal agency is responsible for registering pesticides and regulating
their use under FIFRA? - ANSWER ✔ EPA
28.What is the definition of a 'pest' in the context of pesticide application? -
ANSWER ✔ Any living organism that occurs where it is not wanted or
causes damage
29.What is required before a person can legally apply a Restricted Use Pesticide
(RUP) in Missouri? - ANSWER ✔ They must obtain a commercial
, applicator license or work under the direct supervision of a certified
applicator
30.What part of the pesticide label provides critical instructions for doctors in
the event of an emergency? - ANSWER ✔ Statement of Practical
Treatment (First Aid)
31.Which of the following is considered a 'cultural' control method in
Integrated Pest Management (IPM)? - ANSWER ✔ Changing crop rotation
or planting dates
32.What is the primary purpose of a pesticide's 'active ingredient'? - ANSWER
✔ To act directly on the pest to control or kill it
33.What do 'inert ingredients' do in a pesticide formulation? - ANSWER ✔
They act as carriers or make the active ingredient safer or easier to apply
34.If a pesticide label says 'Do not apply when bees are foraging,' what type of
hazard statement is this? - ANSWER ✔ Environmental Hazard
35.What does the term 'broad-spectrum' mean when describing a pesticide? -
ANSWER ✔ It controls a wide variety of pests
36.A pesticide that is absorbed by a plant or animal and moves throughout its
tissues is called? - ANSWER ✔ A systemic pesticide
37.What is a 'residual' pesticide? - ANSWER ✔ One that remains active and
continues to kill pests for a period after application
38.What signal word must appear on a pesticide label if the product is highly
toxic by ingestion, inhalation, or dermal absorption? - ANSWER ✔
DANGER-POISON (with skull and crossbones)
39.The signal word 'WARNING' indicates what level of toxicity? - ANSWER
✔ Moderately toxic
STUDY GUIDE 2026/2027 ACCURATE
QUESTIONS WITH CORRECT DETAILED
ANSWERS || 100% GUARANTEED PASS
<NEWEST VERSION>
1. The MO Pesticide Use Act is regulated by the department of - ANSWER
✔ Plant Industries
2. The main bureau of Pesticide Control is found in ______ - ANSWER ✔
Jefferson City
3. Records of pesticide use shall be furnished to the director within _____
working days upon request. - ANSWER ✔ 10
4. Type of ground, water or aerial contrivance using motorized, mechanical or
pressurized power and used to apply any pesticide on land. - ANSWER ✔
Equipment
5. Any form of terrestrial or aquatic plant or animal life or virus, bacterium, or
microorganism. - ANSWER ✔ pest
6. Invertebrate animals, unsegmented round worms with elongated, fusiform,
or ac-like bodies covered with cuticle. - ANSWER ✔ Nematode
7. Individual, partnership, association, fiduciary, corporation, or any organized
group of persons whether incorporated or not - ANSWER ✔ person
,8. Any substance or mixture of substances intended for preventing, destroying,
repelling, or mitigating any pest; - ANSWER ✔ pesticide
9. Any pesticide when applied in accordance with its direction for use,
warnings and cautions and for the uses for which it is registered, or for one
or more of such uses, or in accordance with a widespread and commonly
recognized practice, may cause, without additional regulatory restrictions,
unreasonable adverse effects on the environment, including injury to the
applicator. - ANSWER ✔ restricted use pesticide
10.Mixing, applying, storing or disposing of a pesticide. - ANSWER ✔ use
11.Any plant which grows where not wanted. - ANSWER ✔ weed
12.A structure includes: - ANSWER ✔ any edifice or building and contents
patio or terrace
land on but not adjacent to the property
13.certified commercial applicator - ANSWER ✔ using pesticides on the
lands of another as a direct service to the public in exchange for a fee or
compensation
14.Certified noncommercial applicator - ANSWER ✔ may only use pesticides
on areas that are owned by the sprayer or by the employer
15.Certified Private Applicator - ANSWER ✔ certified to use pesticide crops
on property owned by themselves or employer
16.Certified public operator - ANSWER ✔ individual who is certified to use
any pesticide
17.Private Applicator - ANSWER ✔ A person using or supervising the use of
restricted use pesticides to produce an agricultural commodity on his/her
own land, leased land, or rented land, or on the lands of his/her employer
Ex. farmer
,18.Pesticide technician - ANSWER ✔ a trained specialist responsible for pest
management and application of pesticides with a pesticide license
19.Pesticide technician trainee - ANSWER ✔ individual working in physical
presence of a Pesticide Tecnician
20.benefitical insects - ANSWER ✔ are effective pollinators of plants,
parasites of pest
21.defoilate - ANSWER ✔ To strip a plant of leaves, thereby damaging or
destroying it
22.desiccant - ANSWER ✔ a substance used to absorb moisture from the
plant accelerating the drying of plant tissue
23.Determining the need for the use of any pesticide - ANSWER ✔ act of
inspecting land for the presence of pest for the purpose of contracting for the
control or prevent through the use of pesticides in categories as specified by
regulation
24.device - ANSWER ✔ any instrument other than a firearm intended for
trapping, destroying or mitigating pest animals or plants
25.misuse of pesticides - ANSWER ✔ use of herbicide in a manner
inconsistent with its labeling
26.pesticide - ANSWER ✔ mixture or substance intended for preventing,
destroying, or mitigating any pest plant or animals
27.Which federal agency is responsible for registering pesticides and regulating
their use under FIFRA? - ANSWER ✔ EPA
28.What is the definition of a 'pest' in the context of pesticide application? -
ANSWER ✔ Any living organism that occurs where it is not wanted or
causes damage
29.What is required before a person can legally apply a Restricted Use Pesticide
(RUP) in Missouri? - ANSWER ✔ They must obtain a commercial
, applicator license or work under the direct supervision of a certified
applicator
30.What part of the pesticide label provides critical instructions for doctors in
the event of an emergency? - ANSWER ✔ Statement of Practical
Treatment (First Aid)
31.Which of the following is considered a 'cultural' control method in
Integrated Pest Management (IPM)? - ANSWER ✔ Changing crop rotation
or planting dates
32.What is the primary purpose of a pesticide's 'active ingredient'? - ANSWER
✔ To act directly on the pest to control or kill it
33.What do 'inert ingredients' do in a pesticide formulation? - ANSWER ✔
They act as carriers or make the active ingredient safer or easier to apply
34.If a pesticide label says 'Do not apply when bees are foraging,' what type of
hazard statement is this? - ANSWER ✔ Environmental Hazard
35.What does the term 'broad-spectrum' mean when describing a pesticide? -
ANSWER ✔ It controls a wide variety of pests
36.A pesticide that is absorbed by a plant or animal and moves throughout its
tissues is called? - ANSWER ✔ A systemic pesticide
37.What is a 'residual' pesticide? - ANSWER ✔ One that remains active and
continues to kill pests for a period after application
38.What signal word must appear on a pesticide label if the product is highly
toxic by ingestion, inhalation, or dermal absorption? - ANSWER ✔
DANGER-POISON (with skull and crossbones)
39.The signal word 'WARNING' indicates what level of toxicity? - ANSWER
✔ Moderately toxic
