Wednesday, April 1, 2020

MCQ Diseases of Peach

Yesterday I posted MCQs on Pear diseases. Today I am posting MCQs on Peach disesases.


Q 1 Peach leaf curl is caused by.
a. Taphrina deformans
c. Taphrina maculans
b. Stigminia carpophila
d. Phyllosticta persicae
Q 2 Peach scab is caused by
a. Venturia inaequalis
c. Venturia pirina
b. Venturia carpophila
d. Spilocaea pomi
Q 3 Vector for peach X disease is  
a. Psylla
c. Leaf hopper
b. Green peach aphid
d. Peach leaf curl aphid
Q 4 Vector for peach  mosaic virus is
a. Green peach aphid
c. Eriophyid mite
b. Peach leaf curl aphid
d. Psylla
Q 5 Primary source of inoculum for peach scab is
a. ascospores produced in cleistothecium
c. dormant mycelia in fallen leaves
b. Spilocea type of air borne conidia
d. Rain water splash and air borne conidia
Q 6 Stigminia blight is also known as
a. Peach blight
c. California peach blight
b. New castle peach blight
d. Target leaf spot
Q 7 Primary source of inoculum for peach rust is
a. Teliospore
c. Urediospores
b. Basidiospores
d. Aceiospores
Q 8 Biological control agent for powdery mildew of peach
a. Erwinia herbicola
c. Ampelomyces quisqualis
b. Pseudomonas fluorescens
d. All of these
Q 9 Fruiting body produced by Ampelomyces quisqualis is known as
a. Pycnidium
c. Cleistothecium
b. Apothecium
d. Pseudotheium
Q 10 Chemicals for control of powdery mildew
a. Elemental sulfur
c. Wettable Sulfur
b. Hexaconazole
d. all of these


You may answer these questions in comment section. I shall be posting answers for these questions tomorrow in comment section.

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