Agricultural Crop Disease Management -
Category 1C - Iowa Commercial Pesticide
Applicator Manual - Vocabulary Exam |
Questions with 100% Correct Answers |
Verified | Latest Update 2026
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Practice questions for this set
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The period between infection and the first appearance of symptoms.
Choose an answer
1 Plant Disease 2 Economic Injury Level
3 Host 4 Incubation Period
Don't know?
, Terms in this set (47)
Plant Disease Any abnormal plant growth.
Symptoms Visible effects of a plant disease on a host
plant.
Pathogen The parasitic organism that causes a disease.
Plant Disease Triangle 1 - Susceptible Host Plant
2 - Pathogen
3 - Favorable Environment
Host Plant being invaded by pathogen and serving
as food source.
Favorable Environment Environmental factors that allow the pathogen
to invade the host plant.
Environment The surroundings and/ or conditions that the
plants exist in.
Vector A virus transmitted by an insect.
Stylet A needlelike structure found on plant-parasitic
nematodes.
Disease Cycle The chain of events involved in disease
development.
Category 1C - Iowa Commercial Pesticide
Applicator Manual - Vocabulary Exam |
Questions with 100% Correct Answers |
Verified | Latest Update 2026
Save
Practice questions for this set
Learn 1 /7 Study using Learn
The period between infection and the first appearance of symptoms.
Choose an answer
1 Plant Disease 2 Economic Injury Level
3 Host 4 Incubation Period
Don't know?
, Terms in this set (47)
Plant Disease Any abnormal plant growth.
Symptoms Visible effects of a plant disease on a host
plant.
Pathogen The parasitic organism that causes a disease.
Plant Disease Triangle 1 - Susceptible Host Plant
2 - Pathogen
3 - Favorable Environment
Host Plant being invaded by pathogen and serving
as food source.
Favorable Environment Environmental factors that allow the pathogen
to invade the host plant.
Environment The surroundings and/ or conditions that the
plants exist in.
Vector A virus transmitted by an insect.
Stylet A needlelike structure found on plant-parasitic
nematodes.
Disease Cycle The chain of events involved in disease
development.
