WorksheetsLet's talk Virology!!
Total questions: 15
Worksheet time: 11mins
The term 'virus' means
Infectious
Poison
Lethal
Dead
Bacteriophage was the first virus to be discovered.
True
False
The protein coat of a virus is called
(a)
Which term describes viruses the best?
Obligate intracellular symbiont
Facultative extracellular symbiont
Obligate intracellular parasite
Facultative extracellular parasite
Viruses divide by
Mitosis
Meiosis
Binary fission
None of the above
Viruses are bigger than most bacteria.
True
False
Nucleocapsid =
capsid + DNA only
capsid + RNA only
Capsid + either DNA or RNA
capsid + DNA + RNA
Naked viruses lack (a)
Bacteriophage has _______ capsid.
Helical
Complex
Polyhedral
Spherical
Uncoating of virus can occur either at the surface or within the host.
True
False
Rapid antigen test is sometime false negative since viruses might be in ________ phase.
attachment
penetration
eclipse
lysis
Phage DNA integrated with bacterial chromosome is called (a) .
Elisa test can be used to detect viral infection.
True
False
IRES region of Polio virus performs
Attachment
Host identification
Membrane lysis
Molecular mimicry
SARS - CoV2
is an RNA virus
uses ACE2 receptor
has spike proteins
all of the above
