Viruses question part 2

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Ministry of higher Education
Majmaah University
Applied Medical Sciences College
Assessment and Measurement unit
Blue Print
Course name : general microbiology
course code:
MDL 234
Department : Medical laboratories
section : Male and Female (Majmaah)
Unit*
No
Lecture*
number/
week
number
Objective
At least 3 objective for
each lecture
1- Structure of
1
Objectives
level
knowledge
Outcomes
1.1
Question
At least 2 question for each objective
( 70 % MCQ )
Capsid…..
virus
a.
b.
c.
d.
all viruses have
Viruses
Reoviridae
Filoviridae
Complete virus
Lecture
Week 7+8
a.
b.
c.
d.
viroid
Viruses
prion
virion
Obligatory intra-cellular parasites
a.
b.
c.
d.
* Unit may be consist of one or more lectures **Lecture means 1 credit hour
virion
provirus
Viruses
viroid
Ministry of higher Education
Majmaah University
Applied Medical Sciences College
Assessment and Measurement unit
Viruses are
a. obligate parasite.
b. Free living.
c. both free living and parasitic.
d. None of these.
A fully formed infectious viral particle is called as.
a. viroid
b. virusoid
c. virion
d. Capsid
Differentiation of enveloped and non-enveloped viruses are related to the
presence or absence of …………………….. .
a. nucleic acid.
b. lipids
c. proteins
d. enzymes
The protein coat of virus is called as:
a. Nucleid.
b. Capsid.
c. Mumps virus.
d. Pox virus.
The functions of capsid include
a. protect genetic material from nuclease attack.
b. attachment and injection of viral genome into the host.
c. Determines the antigenics specificity of virus.
d. all of the above.
* Unit may be consist of one or more lectures **Lecture means 1 credit hour
Ministry of higher Education
Majmaah University
Applied Medical Sciences College
Assessment and Measurement unit
Which of the following statements applies to viruses?
a. They cannot be observed using a light microscope.
b. They can be separated from homogenates of host cells using simple
filters.
c. the virus are free living parasite .
d. Viruses are complexes of nucleic acid and proteins
The function of a viral capsid is
a. protection against the viral genome from physical and enzymatic
destruction
b. providing binding sites that enable the virus to attach to specific
receptor sites on the host cell
c. serving as a vehicle of transmission from one host to another
d. all of the above
The size of viruses is usually measured in
a. centimeters
b. micrometers
c. nanometers
d. millimeters
* Unit may be consist of one or more lectures **Lecture means 1 credit hour
Ministry of higher Education
Majmaah University
Applied Medical Sciences College
Assessment and Measurement unit
Replication in Virus
Cognitive
2.2
Which of the following are characteristics of a virus?
a. Respiration
b. Growth
c. Excretion
d. Reproduction
What kind of embryo is often used for viral assays?.
a. Rat.
b. Mouse
c. Cat.
d. Chicken.
The genetic materials of viruses consists of either
a. RNA.
b. DNA
c. RNA or DNA.
d. E.ssRNA or ssDNA.
Viruses require __________ for growth.
a. bacteria
b. plants
c. animals
d. living cells
Host rang of viruses
Cognitive
2.2
* Unit may be consist of one or more lectures **Lecture means 1 credit hour
Range of cell types a virus can attack
a. retrovirus
b. provirus
c. host range of virus
d. cytopathic effects
Ministry of higher Education
Majmaah University
Applied Medical Sciences College
Assessment and Measurement unit
Virus that infects bacteria
a. Poxviridae
b. envelope
c. Parvoviridae
d. bacteriophage
The viral ________ plays a role in attaching a virion to the host cell.
a. core
b. capsid
c. envelope
d. both b and c
 To understand the
characteristics/prope
rties of viruses
which make them
unique microbial
pathogens
knowledge
Infectious particles composed of protein with no nucleic acid
a.
b.
c.
d.
Transformed cells
Viroid
prion
oncogene
A bacteriophage can infect_____________
a. lungs
b. Viruses
c. Prions
d. Bacteria.
The first step in infection of a host bacterial cells by a phage is
a. adsorption
b. absorption
c. penetration
d. replication.
* Unit may be consist of one or more lectures **Lecture means 1 credit hour
Ministry of higher Education
Majmaah University
Applied Medical Sciences College
Assessment and Measurement unit

Classification of
viruses
Phenotypic characteristics, such as morphology, nucleic acid type, mode of
replication, host organisms, and the type of disease they cause
a.
b.
c.
d.
classifications
virion
composition
Reoviridae
A group of viruses sharing the same genetic information and ecological niche
(host). Common names are used for species.
Subspecies are designated by a number.
a. Viruses
b. Bacterium
c. Viroid
d. Viral species
Papillomavirus
Human wart virus
Polyomavirus
Cause tumors; some cause cancer
a. Papovaviridae
b. Parvoviridae
c. Coronaviridae
d. Togaviridae
* Unit may be consist of one or more lectures **Lecture means 1 credit hour
Ministry of higher Education
Majmaah University
Applied Medical Sciences College
Assessment and Measurement unit
Paramyxovirus
Morbillivirus
Parainfluenza
Mumps
Newcastle disease (chickens
a.
b.
c.
d.
Orthomyxoviridae
Paramyxoviridae
Parvoviridae
Papovaviridae
Rubivirus (rubella virus)
a.
b.
c.
d.
Other
Togaviridae
Poxviridae
Coronaviridae
Deltavirida
Short answer questions:
-define virus
- describe the structure of viruses.
Instructor: Dr. Heavin. S. Hannan and ElSafey Mohamed
signature :
* Unit may be consist of one or more lectures **Lecture means 1 credit hour
Why can we not use antibiotics to treat viral infections?
Course coordinator: Dr.El Safey Mohamed
signature :
Ministry of higher Education
Majmaah University
Applied Medical Sciences College
Assessment and Measurement unit
* Unit may be consist of one or more lectures **Lecture means 1 credit hour
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