PCA - PLANT PATHOGENS EXAM
2025 LATEST NEWEST
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a race of a pathogen refers to
a group of pathogens within a species that infects only certain varieties of a host plant
the time between host penetration and the first appearance of symptoms is called the
incubation period
, a mushroom is an example of a
basidocarp
most fungal disease that attack flowers are favored by
wet weather
fungi penetration the host plant by directly penetration of
open wounds
obligate fungal parasites
are unable to feed on dead cells
at times it is difficult to determine the casual agent of a disease because various agents result
in similare symptoms. which of the following symptoms are similare
wilts (verticillium and fusarium)
bacterial plant pathogens are
prokaryotes
bacterial canker in tomatoes is commonly spread by all of the following execpt?
leaf hoppers
environmental conditions that commonly favor the development of bacterial blights are
warm and humid conditions
plant pathenogenic phytoplasims in bacteria are
prokaryotes
which of the following is a typical symptom caused by black rot of crucifers
large V shaped chlorotic blotches
cause of crown gull of fruit trees in many ornamentals, is in what genus
agrobacterium
the bacterium responsible for crown gall over winters in all the following except
insect vectors
bacterial soft rot of vegetables is generally controlled by which of the following measures
all of the above
symptoms of an infection by bacterial soft rot include
soft slimy macerated tissues
leaf hoppers are good at transmitting factidious vascular bacteria because they
feed in the xylem tissues where bacteria are present
2025 LATEST NEWEST
UPDATE WITH ACTUAL
QUESTIONS AND DETAILED
VERIFIED ANSWERS WITH
RATIONALES (100% CORRECT)
//BRAND NEW!! /ALREADY
GRADED A+ WITH
GUARANTEED SUCCESS AFTER
DOWNLOAD (ALL YOU NEED TO
PASS YOUR EXAMS
a race of a pathogen refers to
a group of pathogens within a species that infects only certain varieties of a host plant
the time between host penetration and the first appearance of symptoms is called the
incubation period
, a mushroom is an example of a
basidocarp
most fungal disease that attack flowers are favored by
wet weather
fungi penetration the host plant by directly penetration of
open wounds
obligate fungal parasites
are unable to feed on dead cells
at times it is difficult to determine the casual agent of a disease because various agents result
in similare symptoms. which of the following symptoms are similare
wilts (verticillium and fusarium)
bacterial plant pathogens are
prokaryotes
bacterial canker in tomatoes is commonly spread by all of the following execpt?
leaf hoppers
environmental conditions that commonly favor the development of bacterial blights are
warm and humid conditions
plant pathenogenic phytoplasims in bacteria are
prokaryotes
which of the following is a typical symptom caused by black rot of crucifers
large V shaped chlorotic blotches
cause of crown gull of fruit trees in many ornamentals, is in what genus
agrobacterium
the bacterium responsible for crown gall over winters in all the following except
insect vectors
bacterial soft rot of vegetables is generally controlled by which of the following measures
all of the above
symptoms of an infection by bacterial soft rot include
soft slimy macerated tissues
leaf hoppers are good at transmitting factidious vascular bacteria because they
feed in the xylem tissues where bacteria are present
