WorksheetsViruses and Bacteria
Total questions: 21
Worksheet time: 32mins
Name
Class
Date
1.
True or False
The flu is caused by a virus.
The flu is caused by a virus.
a)
true
b)
false
2.
Antibiotics kill viruses
a)
True
b)
False
3.
A(n) _____ is a virus that enters a bacterial cell.
a)
endospore
b)
decomposer
c)
plasmid
d)
bacteriophage
4.
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
5.
Which shape describes some bacterial cells?
a)
cube-shaped
b)
bullet-shaped
c)
spiral
d)
robotlike
6.
Unlike the cells of eukaryotes, the cells of bacteria do not have
a)
a nucleus
b)
cell walls
c)
flagellum
d)
cells
7.
Some bacteria move by using a long, whip-like structure called a(n) ____________________
a)
tail
b)
cillia
c)
organs
d)
flagellum
8.
What is found in the cytoplasm of bacteria cells?
a)
The DNA
b)
The Nucleus
c)
the protein coat
d)
the flagellum
9.
What is prokaryotic?
a)
An organism that lacks a nucleus
b)
An organism that is harmful to bacteria
c)
An organism that has a nucleus
d)
the organ that helps bacteria move
10.
A virus needs a/an___________to reproduce.
a)
organism
b)
dead cells
c)
host
d)
partner
11.
HIV is caused by a
a)
bacteria
b)
virus.
12.
Which of the following can be helpful in treating bacterial diseases but NOT viral diseases?
a)
vaccines
b)
antibiotics
c)
antiviral drugs
d)
aspirin
13.
Reasons that viruses are considered to be nonliving is because
a)
They are not cellular
b)
They cannot reproduce on their own
c)
They cannot make proteins
d)
all of the above
14.
Viruses are...
a)
prokaryotic
b)
eukaryotic
c)
non-living
d)
endospores
15.
Which of the following is not a bacterial shape?
a)
bacilli
b)
spirilla
c)
spacecraft
d)
cocci
16.
What are the four ways in which bacteria are spread?
a)
touch, food, water, insects & animals
b)
touch, sight, taste, hearing, smell
c)
jumping, leaping, hopping, skipping
d)
touch, food, drink, oxygen
17.
What does the word “transmitted” mean?
a)
spoken
b)
thrown
c)
spread
d)
read
18.
An organism with only one cell is called ________________________________.
a)
multi-celled
b)
duracell
c)
single-celled
d)
slow
19.
All bacteria are harmful.
a)
True
b)
False
20.
You have a cold, but your doctor will not give you an antibiotic, because
a)
antibiotics do not kill viruses.
b)
colds are not infectious.
c)
antibiotics make colds worse.
d)
antibiotics provide bacteria with food.
21.
When should you get a vaccine?
a)
Before you get sick
b)
After you get sick
c)
Only when you are a baby
d)
Only when you are old
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