PCA - Plant Pathogens Exam Questions With 100% Correct Answers 2025/2026

PCA - Plant Pathogens Exam Questions With 100% Correct Answers 2025/2026 plant pathogens can be - answer-a factor in integrated pest management for controlling insects and mites powdery mildews are caused by - answer-funguses which of the following is a sign of a disease - answer-white mycelium on twigs and fruit some abiotic factors that cause plant disease are - answer-air pollutants which of the following biotic factors contribute to plant diesease - answer-viroids and viruses a non obliate parasite - answer-can live on either a living or a dead hosts kotch postulates are readily implemented for - answer-fungi an example of human impact in the development in plant disease is - answer-the use of preventative fungicide applications anthracnose diseases cannot occur without - answer-the presence of the pathogen in the soil the use of pathogen free propagated material - answer-only helps if environmental conditions favorable for disease development are not presentplant disease triangle is used for the diagnosis because it allows you to discount disease that - answerwounldn't occur under existing environmental conditions which of the following factors affects epidemics - answer-the virulence of the pathogens dominant environmental factor in development in most epidemics caused by fungi is - answer-moisture in addition to host pathogen and environment another component that affects the development of an epidemic is - answer-the age of the host plants which type of pathogen decimation method is responsible for most frequent and most wide spread plant disease epidemics - answer-air borne most soil born diseases are - answer-single cycled diseases