أسئلة محاضرة الفيروسات جزء 1

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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 : Female (Majmaah)
Unit*
No
Lecture*
number/
week
number
Objective
At least 3 objective for
each lecture
1- Structure of virus
knowledge
Outcomes
1.1
Lecture
Week 7+8
1
Objectives
level
Question
At least 2 question for each objective
( 70 % MCQ )
1.viruses are
A. obligate parasite.
B. Free living.
C. both free living and parasitic.
D. None of these.
2. A fully formed infectious viral particle is called as.
A. viroid
B. virusoid
C. virion
D. Capsid
3. Differentiation of enveloped and non enveloped viruses are related to the
presence or absence of …………………….. .
A. nucleic acid.
B. lipids
C. proteins
D. enzymes
* 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
4. The protein coat of virus is called as:
A.Nucleid.
B. Capsid.
C. Mumps virus.
D. Pox virus.
5. 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.
6.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
7. 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
8. The size of viruses is usually measured in
* 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
A. centimeters
B. micrometers
C. nanometers
D. millimeters
Replication in Virus
Cognitive
2.2
9.Which of the following are characteristics of a virus?
A.Respiration
B.Growth
C. Excretion
D. Reproduction
10. What kind of embryo is often used for viral assays?
A. Mouse.
B. Rat.
C. Cat.
D. Chicken.
11.The genetic materials of viruses consists of either
A. RNA.
C. DNA
D. RNA or DNA.
E.ssRNA or ssDNA.
12. Viruses require __________ for growth.
A. bacteria
B. plants
C. animals
D. living cells
* 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
3. how virus and host
Cognitive
2.2
factors interact
13. The viral ________ plays a role in attaching a virion to the host cell.
A.core
B.capsid
C.envelope
D.both b and c
14.Which of the following statements is not true of viruses?
A.Viruses have been successfully grown in pure cultures in test tubes
B.All viruses are obligatory intracellular parasites
C.All viruses have either DNA or RNA as their genetic material
D.Viruses probably arose from small fragments of cellular chromosome
* 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
To understand the
characteristics/properties
of viruses which make
them unique microbial
pathogens
knowledge
15. A bacteriophage can infect_____________
A. lungs
B. Viruses
C.Prions
D. Bacteria.
16. The first step in infection of a host bacterial cells by a phage is
A. adsorption
B. absorption
C. penetration
D. replication.
Other
Short answer questions:
-define virus
- describe the structure of viruses.
Why can we not use antibiotics to treat viral infections?
Instructor: Dr. Heavin. S. Hannan
course coordinator: Dr.Al Safi mabrouk
signature :
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* 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
* Unit may be consist of one or more lectures **Lecture means 1 credit hour
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