Category 4 seed treatment Exam
Questions and Answers 100% Pass
Why are micronutrients and nitrogen fixing inoculants (rhizobium) NOT considered
seed treatments? - ✔✔They do not perform a pest control function
Pesticides to protect stored food and grain are considered ___________ rather than seed
treatment - ✔✔Grain treatment
IPM - ✔✔Integrated Pest Mgmt
Fungus causing loose smut of wheat is born within the seed embryo. It cannot be
controlled with contact fungicide. It requires _____________ - ✔✔Systemic Fungicide
Non-systemic fungicide and insecticide form: - ✔✔Chemical barrier over the surface of
the germinating seed
An example of a soil borne pathogen: - ✔✔Pythium
What can protect young plants from root rot? - ✔✔Systemic fungicides and biological
treatments
Typically, how long do seed treatments last beyond planting? - ✔✔10-14 days
Katelyn Whitman, All Rights Reserved © 2025 1
, Pesticide seed treatment breaks down most rapidly in this environment: - ✔✔Warm
moist conditions
Several insects and pathogens use __________ as a reservoir to survive on in the off
season - ✔✔Volunteer crops
Fungi - ✔✔Small organisms made of filaments called hyphae
Fusarium on soybeans uncommon unless: - ✔✔Stress due to cool dry soils
Pythium and phytophthora are called water molds because - ✔✔They produce a
swimming spore when soil is wet and soft rot the seed
Stewart's bacterial wilt is spread by - ✔✔Foliage feeding corn flea beetle. Most common
in sweetcorn
Incomplete insect metamorphosis has three life stages: - ✔✔1 egg
2 nymph
3 adult
complete insect metamorphosis - ✔✔1 egg
2 larvae
3 pupa
4 adult
Katelyn Whitman, All Rights Reserved © 2025 2
Questions and Answers 100% Pass
Why are micronutrients and nitrogen fixing inoculants (rhizobium) NOT considered
seed treatments? - ✔✔They do not perform a pest control function
Pesticides to protect stored food and grain are considered ___________ rather than seed
treatment - ✔✔Grain treatment
IPM - ✔✔Integrated Pest Mgmt
Fungus causing loose smut of wheat is born within the seed embryo. It cannot be
controlled with contact fungicide. It requires _____________ - ✔✔Systemic Fungicide
Non-systemic fungicide and insecticide form: - ✔✔Chemical barrier over the surface of
the germinating seed
An example of a soil borne pathogen: - ✔✔Pythium
What can protect young plants from root rot? - ✔✔Systemic fungicides and biological
treatments
Typically, how long do seed treatments last beyond planting? - ✔✔10-14 days
Katelyn Whitman, All Rights Reserved © 2025 1
, Pesticide seed treatment breaks down most rapidly in this environment: - ✔✔Warm
moist conditions
Several insects and pathogens use __________ as a reservoir to survive on in the off
season - ✔✔Volunteer crops
Fungi - ✔✔Small organisms made of filaments called hyphae
Fusarium on soybeans uncommon unless: - ✔✔Stress due to cool dry soils
Pythium and phytophthora are called water molds because - ✔✔They produce a
swimming spore when soil is wet and soft rot the seed
Stewart's bacterial wilt is spread by - ✔✔Foliage feeding corn flea beetle. Most common
in sweetcorn
Incomplete insect metamorphosis has three life stages: - ✔✔1 egg
2 nymph
3 adult
complete insect metamorphosis - ✔✔1 egg
2 larvae
3 pupa
4 adult
Katelyn Whitman, All Rights Reserved © 2025 2
