Plant Pathology Mcqs
Q.1: Haustoria are produced ___________?#
A. By fungi parasitising animal tissues$
B. By hypha of obligate parasite
C. In artificial cultures
D. None of These
Q.2: ____________ converts ammonia into nitrite?+
A. Nitrosomonas
B. Nitrobacter
C. Azotobacter
D. Rhizobium
Q.3: __________ is gram-positive?
A. Xanthomonas
B. Corynebacterium
C. Pseudomonas
D. Erwinia
Q.4: The coprophilic fungi inhabit:
A. Dung substratum (herbivore feces)!
B. Deadwood
C. Decaying leaves
D. Food articles
Q.5: Erysiphe caused the _________ disease?&
A. Powdery mildews
B. Downy mildews
C. Covered smut
D. Late blight of potato
Q.6: The Tree sends down roots from its branches to the soil is known as:___________?P
A. Oak
B. Pine
C. Banyan
D. Palm
Q.7: The whole body of fungus is known as________________?5
A. Thallus
B. Hyphae
C. Mycellium
D. Septale
Q.8: Which one of the following is disease of wheat_________________?@
A. Leaf rust
B. Strip rust
C. Loose rust
D. All the above
Q.9: Fungi damage our crops by_________________?+
A. Producing toxic substances in plants$
B. Destroying green pigment of plant!
C. feeding on flowers and fruits
D. Absorption of nutrients from plant tissues*
Q.10: Root knot disease is caused by___________________?2
A. Fungi
B. Nematodes
C. Virus
D. Bacteria

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