lab_quiz3 - Copy

lab_quiz3 - Copy - Lab Quiz #3 Date_ Name_ Section_ 1. (3...

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Lab Quiz #3 Name____________ Date________ Section________________ 1. (3 pts) List three distinguishing characteristics of fungi in the phylum Ascomycota. Septate vegetative hyphae, Conidia, Ascus. 2. (1 pt) In the Ascomycota, what structure is used to distinguish among classes? Ascocarp 3. (2 pts) Name two diseases caused by pathogens in the Hemiascomycetes. Would you attempt to control these diseases? Why or why not? Peach leaf curl and Oak leaf blister. These diseases can only be prevented before they infect the leaf buds. Control is only effective before the buds open. 4. (1 pt) In the class Plectomycetes, how are the genera distinguished? The genera are distinguished by the host they infect because they are host-specific. 5. (2 pt) What is the role of conidia in epidemics of powdery mildew? How are they dispersed? Conidia are asexual spores that are polycyclic and function as the secondary inoculums. They are carried by the wind to other hosts.
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This note was uploaded on 03/22/2008 for the course PP 315 taught by Professor Shew during the Spring '08 term at N.C. State.

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lab_quiz3 - Copy - Lab Quiz #3 Date_ Name_ Section_ 1. (3...

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