TENNESSEE PESTICIDE MAIN EXAMS ANSWERS AND
QUESTIONS SURE A+
✔✔What pathogen causes Black Spot of Rose? - ✔✔Diplocarpon rosae
✔✔What are the symptoms of Phytophthora Root Rot? - ✔✔Wilting despite moist soil;
mushy dark roots.
✔✔What is a key symptom of Armillaria Root Rot? - ✔✔White mycelial fans under bark;
dark "shoestring" rhizomorphs.
✔✔What is the effect of high soil pH on nutrient availability? - ✔✔Iron, manganese, zinc,
copper, and phosphorus become less available.
✔✔What is the key diagnostic rule for mobile nutrients? - ✔✔Mobile nutrients (N, P, K,
Mg) show deficiency on older leaves first.
✔✔What is a common symptom of Nitrogen deficiency? - ✔✔Uniform yellowing and
stunted growth in older leaves.
✔✔What are the symptoms of herbicide injury from synthetic auxins? - ✔✔Leaf
cupping/curling/twisting, stem twisting, strap-like new growth.
✔✔What is the typical injury symptom from glyphosate exposure? - ✔✔Chlorotic new
growth 3-7+ days after exposure, no cupping/twisting.
✔✔What is apical dominance? - ✔✔The terminal bud produces auxin that suppresses
lateral bud growth.
✔✔What happens when you prune the tip of a plant? - ✔✔It releases lateral buds,
promoting bushier growth.
✔✔What is the primary function of xylem? - ✔✔Xylem moves water and minerals
upward.
, ✔✔What is the primary function of phloem? - ✔✔Phloem moves sugars in both
directions.
✔✔What is girdling in plants? - ✔✔Girdling is the removal of bark down to and including
phloem, cutting off the root system's sugar supply.
✔✔Why can't monocots be girdled? - ✔✔Monocots lack a continuous phloem ring and
cambium, preventing them from healing wounds.
✔✔What is a common cause of tree decline? - ✔✔Planting too deep.
✔✔What is the recommended planting depth for trees? - ✔✔Plant at or slightly above
grade and keep mulch off the trunk.
✔✔What is the format of the C03 exam? - ✔✔100 questions, 120 minutes, 70% to pass,
$25 fee.
✔✔What are the official manuals for the C03 exam? - ✔✔PB 1109 (Core), PB 1652
(Ornamental & Turf), EPP 792 (TN laws).
✔✔What is required for the C03 certification? - ✔✔It is a prerequisite for HLT and HRI
licenses.
✔✔What is the fee for the license exam? - ✔✔$150, with two parts: knowledge and
specimen ID.
✔✔What is the consequence of operating without a business charter? - ✔✔It is a Class
A Misdemeanor with a fine of up to $2,500.
✔✔What does the label on pesticides signify? - ✔✔The label is the law; never deviate
from labeled rate, site, or method.
✔✔What is the significance of Category I pesticide labels? - ✔✔They indicate high
toxicity (DANGER + POISON) with an oral LD50 ≤ 50 mg/kg.
✔✔What does REI stand for in pesticide application? - ✔✔Restricted Entry Interval.
✔✔What is the ideal wind speed for spraying pesticides? - ✔✔3-10 mph.
✔✔What is the 1/128th-acre method used for? - ✔✔To calculate gallons per acre (GPA)
based on ounces collected.
QUESTIONS SURE A+
✔✔What pathogen causes Black Spot of Rose? - ✔✔Diplocarpon rosae
✔✔What are the symptoms of Phytophthora Root Rot? - ✔✔Wilting despite moist soil;
mushy dark roots.
✔✔What is a key symptom of Armillaria Root Rot? - ✔✔White mycelial fans under bark;
dark "shoestring" rhizomorphs.
✔✔What is the effect of high soil pH on nutrient availability? - ✔✔Iron, manganese, zinc,
copper, and phosphorus become less available.
✔✔What is the key diagnostic rule for mobile nutrients? - ✔✔Mobile nutrients (N, P, K,
Mg) show deficiency on older leaves first.
✔✔What is a common symptom of Nitrogen deficiency? - ✔✔Uniform yellowing and
stunted growth in older leaves.
✔✔What are the symptoms of herbicide injury from synthetic auxins? - ✔✔Leaf
cupping/curling/twisting, stem twisting, strap-like new growth.
✔✔What is the typical injury symptom from glyphosate exposure? - ✔✔Chlorotic new
growth 3-7+ days after exposure, no cupping/twisting.
✔✔What is apical dominance? - ✔✔The terminal bud produces auxin that suppresses
lateral bud growth.
✔✔What happens when you prune the tip of a plant? - ✔✔It releases lateral buds,
promoting bushier growth.
✔✔What is the primary function of xylem? - ✔✔Xylem moves water and minerals
upward.
, ✔✔What is the primary function of phloem? - ✔✔Phloem moves sugars in both
directions.
✔✔What is girdling in plants? - ✔✔Girdling is the removal of bark down to and including
phloem, cutting off the root system's sugar supply.
✔✔Why can't monocots be girdled? - ✔✔Monocots lack a continuous phloem ring and
cambium, preventing them from healing wounds.
✔✔What is a common cause of tree decline? - ✔✔Planting too deep.
✔✔What is the recommended planting depth for trees? - ✔✔Plant at or slightly above
grade and keep mulch off the trunk.
✔✔What is the format of the C03 exam? - ✔✔100 questions, 120 minutes, 70% to pass,
$25 fee.
✔✔What are the official manuals for the C03 exam? - ✔✔PB 1109 (Core), PB 1652
(Ornamental & Turf), EPP 792 (TN laws).
✔✔What is required for the C03 certification? - ✔✔It is a prerequisite for HLT and HRI
licenses.
✔✔What is the fee for the license exam? - ✔✔$150, with two parts: knowledge and
specimen ID.
✔✔What is the consequence of operating without a business charter? - ✔✔It is a Class
A Misdemeanor with a fine of up to $2,500.
✔✔What does the label on pesticides signify? - ✔✔The label is the law; never deviate
from labeled rate, site, or method.
✔✔What is the significance of Category I pesticide labels? - ✔✔They indicate high
toxicity (DANGER + POISON) with an oral LD50 ≤ 50 mg/kg.
✔✔What does REI stand for in pesticide application? - ✔✔Restricted Entry Interval.
✔✔What is the ideal wind speed for spraying pesticides? - ✔✔3-10 mph.
✔✔What is the 1/128th-acre method used for? - ✔✔To calculate gallons per acre (GPA)
based on ounces collected.
