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WorksheetsVirus Review Quiz
Total questions: 15
Worksheet time: 15mins
Name
Class
Date
1.
What do viruses need to reproduce?
a)
they need genetic material
b)
They need a host cell
c)
They need bacteria
d)
They need insulin
2.
When a virus invades a living cell, its _______
takes over the cell's functions.
takes over the cell's functions.
a)
outer coat
b)
genetic material
c)
core
d)
cytoplasm
3.
What provides direct energy for the virus?
a)
food
b)
its host
c)
the sun
d)
a parasite
4.
How could you describe the size of a virus?
a)
Smaller than bacteria
b)
Larger than a parasite
c)
About the size of a dime
d)
Smaller than a proton
5.
When a virus invades a living cell, its _______
takes over the cell's functions.
takes over the cell's functions.
a)
outer coat
b)
genetic material
c)
core
d)
cytoplasm
6.
What do viruses have in common with living cells? They both...
a)
store genetic information
b)
have chloroplasts
c)
use glucose for cellular respiration
d)
have endoplasmic reticulum
7.
Which of the following occurs after a virus attaches to a host cell in the viral reproduction process?
a)
The host cell dies
b)
The virus dies
c)
The virus inserts its genetic information into the host cell
d)
copies of the virus are immediately released from the host
8.
What does a virus have on the inside?
a)
DNA, but never RNA
b)
RNA but never DNA
c)
DNA or RNA
d)
neither DNA or RNA
9.
Viruses are highly specific to the host cells that they can infect.
a)
True
b)
False
10.
What is one way that a lysogenic infection differs from a lytic infection?
a)
A lysogenic virus does not act on bacteria as a lytic virus does.
b)
A lysogenic virus can remain in the host DNA for a longer period without becoming active.
c)
A lysogenic virus contains RNA instead of DNA.
d)
A lysogenic virus directs the production of new viruses right away.
11.
What is F on the diagram?
a)
Tail
b)
Head
c)
DNA
d)
Neck
e)
Base Plate
12.
The purpose of the immune system is to:
a)
Help germs invade your body
b)
Fight off sickness
c)
Make your nose run
d)
Give you diarrhea
13.
The common cold is started by?
a)
a low white-blood cell count
b)
a virus
c)
a poor diet
d)
shaking hands with other people
14.
What is the 1st step in the lytic cycle of virus reproduction?
a)
Attachment
b)
Nucleic acid injected
c)
destruction of host cell, and viral replication
d)
Assembly of new viral proteins
e)
Lysis (death) of host cell and release of viruses
15.
A
a)
DNA or RNA
b)
Capsid
c)
Inner core nucleic acid
d)
Mitochondria
e)
Nucleus
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