Viruses From Animal and Plants

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Viruses From Animal and Plants

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Question 26 [CLICK ON ANY CHOICE TO KNOW MCQ multiple objective type questions RIGHT ANSWER]
The microbes which are most likely to be completely dependent on a plant or animal host are
A
viruses
B
bacteria
C
fungi
D
algae
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Question 27 [CLICK ON ANY CHOICE TO KNOW MCQ multiple objective type questions RIGHT ANSWER]
Which of the following virus is transmitted by the respiratory route?
A
Rhinovirus
B
Coronavirus
C
Measles virus
D
All of these
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Question 28 [CLICK ON ANY CHOICE TO KNOW MCQ multiple objective type questions RIGHT ANSWER]
Influenza virus undergoes antigenic shift resulting in major antigenic changes by which of the following mechanisms?
A
Somatic recombination of heavy and light chains
B
Expression of several different capsule types
C
Changing the receptor binding canyon that docks with the host receptor
D
Reassortment of RNA segments from different influenza viruses
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Question 29 [CLICK ON ANY CHOICE TO KNOW MCQ multiple objective type questions RIGHT ANSWER]
Animal viruses with capsids displaying helical symmetry include
A
measles and mumps
B
influenza
C
rabies
D
all of these
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Question 30 [CLICK ON ANY CHOICE TO KNOW MCQ multiple objective type questions RIGHT ANSWER]
The penetration of animal viruses into attached cells occur by mechanisms consisting of engulfment of whole virions by the cells in a phagocytic process called
A
vitropexis
B
viropexis
C
ectodesmata
D
vivopexis
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