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Mississippi Pesticide License Practice Test (Free Core Exam Questions)

Preparing for the Mississippi pesticide applicator exam? In Mississippi, applicator certification and licensing are handled by the state pesticide regulatory agency, generally the Mississippi Department of Agriculture and Commerce. Like every state, Mississippi requires applicators to show competency in the core (general standards) areas set out in federal rules: label comprehension, safety, environmental protection, pests, pesticides, equipment, application methods, laws, supervision, and professionalism. Most candidates also take a state laws section and one or more category exams.

Confirm current exam requirements, manuals, fees, and testing locations directly with the Mississippi Department of Agriculture and Commerce. This site is unofficial and not affiliated with any Mississippi agency.

10 free Mississippi core exam practice questions

1. When you take someone for medical care after a pesticide exposure, you should bring:

Answer: C. The label gives medical staff the active ingredient, signal word, and treatment information.

2. A temperature inversion is a condition where:

Answer: D. During an inversion, still, cool air near the surface can hold fine spray droplets and carry them long distances. Inversions are common on calm, clear mornings and evenings.

3. Integrated Pest Management (IPM) is best described as:

Answer: D. IPM uses identification, monitoring, thresholds, and a combination of cultural, biological, mechanical, and chemical tools.

4. Which formulation abbreviation stands for emulsifiable concentrate?

Answer: C. EC (or E) is an emulsifiable concentrate: active ingredient in a petroleum solvent with emulsifiers, which forms a milky emulsion in water.

5. Which nozzle material generally resists wear the LEAST?

Answer: C. Brass is inexpensive but wears quickly, especially with abrasive formulations like wettable powders.

6. Chemigation (applying pesticides through irrigation systems) requires:

Answer: D. Chemigation labels require specific anti-backflow and interlock devices to prevent contamination of water supplies.

7. The Endangered Species Act affects pesticide use by:

Answer: B. Labels may direct applicators to check use limitations (for example, EPA's Bulletins Live! Two) to protect listed species and critical habitat.

8. Before sending a noncertified applicator to a job, the supervisor must make sure the worker has:

Answer: D. Supervisors must make sure noncertified applicators can reach them for direction during the application.

9. Which is an example of good communication after an application at a customer's property?

Answer: A. Sharing what was applied and label precautions helps customers protect people and pets.

10. A granular product is 5% active ingredient. How many pounds of product contain 1 pound of active ingredient?

Answer: D. 1 lb / 0.05 = 20 lb of product.
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How to study for the Mississippi core exam

  1. Get the core manual edition your state uses (many states are moving to the 2025 3rd edition national core manual during 2026) and any Mississippi law supplement.
  2. Take a timed practice test to find your weak areas.
  3. Re-read those chapters, then retest until you're consistently above passing.
  4. Memorize the high-yield facts: signal words, first aid, PPE rules, drift and inversions, and basic calibration math.

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