Maine Category 4 Seed Treatment Pest Control
Examination and Correct Answers (Verified
Answers) Plus Rationales 2026 Q&A | Instant
Download Pdf
1.
What is the primary purpose of seed treatment pesticides?
A. To increase seed size B. To protect seeds and seedlings from pests
and diseases C. To improve soil texture D. To reduce irrigation needs
Answer: B. To protect seeds and seedlings from pests and diseases
Rationale: Seed treatments are designed to protect seeds and young
seedlings from insects, fungi, and other pests during germination and
early growth.
2.
Which type of pesticide is most commonly used as a seed treatment?
A. Herbicides B. Fungicides C. Defoliants D. Rodenticides
Answer: B. Fungicides
,Rationale: Fungicides are widely used in seed treatments to prevent
seed rot and damping-off diseases caused by soilborne fungi.
3.
What does the term “damping-off” refer to?
A. Excessive fertilizer injury B. Wilting caused by drought C. Seedling
disease causing decay and collapse D. Insect feeding damage
Answer: C. Seedling disease causing decay and collapse
Rationale: Damping-off is a fungal disease affecting seeds and
seedlings, causing them to rot or collapse shortly after emergence.
4.
Why is accurate calibration important when applying seed treatments?
A. To improve seed color B. To avoid over- or under-application C. To
reduce seed weight D. To increase seed moisture
Answer: B. To avoid over- or under-application
Rationale: Proper calibration ensures the correct pesticide dosage is
applied for effective pest control and to prevent crop injury or
environmental contamination.
,5.
Which personal protective equipment (PPE) is commonly required
during seed treatment handling?
A. Sandals and shorts B. Gloves and protective eyewear C. Earplugs only
D. Hard hat only
Answer: B. Gloves and protective eyewear
Rationale: PPE protects workers from pesticide exposure during mixing,
handling, and application processes.
6.
What is the main risk of planting treated seed intended only for
pesticide use?
A. Reduced germination B. Illegal pesticide exposure and food
contamination C. Increased weed growth D. Soil erosion
Answer: B. Illegal pesticide exposure and food contamination
Rationale: Treated seed is not intended for human or animal
consumption because it may contain toxic pesticide residues.
, 7.
What information is found on a pesticide label?
A. Only the manufacturer’s logo B. Directions for safe and legal use C.
Seed pricing information D. Planting schedules only
Answer: B. Directions for safe and legal use
Rationale: Pesticide labels contain instructions, precautions, application
rates, and legal requirements for use.
8.
What is phytotoxicity?
A. Plant injury caused by chemicals B. Insect resistance to pesticides C.
Soil nutrient deficiency D. Seed dormancy
Answer: A. Plant injury caused by chemicals
Rationale: Phytotoxicity occurs when a pesticide or chemical damages
plants due to improper use or excessive rates.
9.
Which federal law regulates pesticide use in the United States?
Examination and Correct Answers (Verified
Answers) Plus Rationales 2026 Q&A | Instant
Download Pdf
1.
What is the primary purpose of seed treatment pesticides?
A. To increase seed size B. To protect seeds and seedlings from pests
and diseases C. To improve soil texture D. To reduce irrigation needs
Answer: B. To protect seeds and seedlings from pests and diseases
Rationale: Seed treatments are designed to protect seeds and young
seedlings from insects, fungi, and other pests during germination and
early growth.
2.
Which type of pesticide is most commonly used as a seed treatment?
A. Herbicides B. Fungicides C. Defoliants D. Rodenticides
Answer: B. Fungicides
,Rationale: Fungicides are widely used in seed treatments to prevent
seed rot and damping-off diseases caused by soilborne fungi.
3.
What does the term “damping-off” refer to?
A. Excessive fertilizer injury B. Wilting caused by drought C. Seedling
disease causing decay and collapse D. Insect feeding damage
Answer: C. Seedling disease causing decay and collapse
Rationale: Damping-off is a fungal disease affecting seeds and
seedlings, causing them to rot or collapse shortly after emergence.
4.
Why is accurate calibration important when applying seed treatments?
A. To improve seed color B. To avoid over- or under-application C. To
reduce seed weight D. To increase seed moisture
Answer: B. To avoid over- or under-application
Rationale: Proper calibration ensures the correct pesticide dosage is
applied for effective pest control and to prevent crop injury or
environmental contamination.
,5.
Which personal protective equipment (PPE) is commonly required
during seed treatment handling?
A. Sandals and shorts B. Gloves and protective eyewear C. Earplugs only
D. Hard hat only
Answer: B. Gloves and protective eyewear
Rationale: PPE protects workers from pesticide exposure during mixing,
handling, and application processes.
6.
What is the main risk of planting treated seed intended only for
pesticide use?
A. Reduced germination B. Illegal pesticide exposure and food
contamination C. Increased weed growth D. Soil erosion
Answer: B. Illegal pesticide exposure and food contamination
Rationale: Treated seed is not intended for human or animal
consumption because it may contain toxic pesticide residues.
, 7.
What information is found on a pesticide label?
A. Only the manufacturer’s logo B. Directions for safe and legal use C.
Seed pricing information D. Planting schedules only
Answer: B. Directions for safe and legal use
Rationale: Pesticide labels contain instructions, precautions, application
rates, and legal requirements for use.
8.
What is phytotoxicity?
A. Plant injury caused by chemicals B. Insect resistance to pesticides C.
Soil nutrient deficiency D. Seed dormancy
Answer: A. Plant injury caused by chemicals
Rationale: Phytotoxicity occurs when a pesticide or chemical damages
plants due to improper use or excessive rates.
9.
Which federal law regulates pesticide use in the United States?
