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WorksheetsBacteria and Viruses
Total questions: 52
Worksheet time: 34mins
Name
Class
Date
1.
True or False: Eubacteria and Archeabacteria are two Kingdoms of viruses
a)
True
b)
False
2.
What was the name of the Kingdom that all bacteria used to be placed in?
a)
Bacteria
b)
Monera
c)
Domain
d)
Eubacteria
3.
Prokaryotes are unlike all other organisms in that their cells
a)
do not have a nucleus
b)
have organelles
c)
have cell walls
4.
The process of converting nitrogen into a form that plants can use is known as nitrogen
a)
conjugation
b)
sterilization
c)
fixation
d)
decomposition
5.
Name the three cell shapes of prokaryotes
a)
rod, circle spiral
b)
cocci, bacilli, spirilli
c)
crystal, tube, spaghetti
6.
Name this bacteria shape
a)
coccus
b)
spirillum
c)
bacillus
7.
Name this bacteria shape
a)
bacillus
b)
coccus
c)
spirillum
8.
Name this bacteria shape
a)
coccus
b)
bacillus
c)
spirillum
9.
True or False: Some types of bacteria eat and clean up oil spills
a)
True
b)
False
10.
All bacteria are harmful to humans
a)
True
b)
False
11.
Bacteria are unicellular
a)
True
b)
False
12.
Archaebacteria live in extreme environments
a)
True
b)
False
13.
The first living organism probably belonged to which kingdom?
a)
Archaebacteria
b)
Fungus
c)
Plant
d)
Animal
14.
Which disease is not caused by bacteria?
a)
Strep throat
b)
Pneumonia
c)
Food poisoning
d)
Influenza (the Flu)
15.
Bacteria help you digest food.
a)
True
b)
False
16.
Bacteria are
a)
prokaryotes
b)
eukaryotes
17.
How does pasteurization make food safe to eat?
a)
It changes dangerous chemicals in the food into safer chemicals
b)
It encourages the growth of important gut-bacteria
c)
It heats the food enough to kill all bacteria without affecting taste
d)
It causes milk to sour and turn into butter
18.
Positive benefits of bacteria include which of the following
a)
produce oxygen
b)
all of these
c)
assist in food production
d)
decompose materials and help clean up the environment
19.
Which of the following illnesses or diseases are NOT caused by bacteria?
a)
Lyme Disease
b)
AIDS
c)
botulism (food poisoning)
d)
Anthrax
20.
A disease causing organism
a)
pathogen
b)
poison
c)
vaccine
21.
Which of the following processes brings about an exchange of genetic information between bacterial cells?
a)
binary fission
b)
symbiosis
c)
conjugation
d)
replication
22.
Process by which bacteria reproduce asexually
a)
binary fission
b)
transduction
c)
transformation
d)
conjugation
23.
Where can Eubacteria live?
a)
On land
b)
In fresh and saltwater
c)
Inside the human body
d)
All of these places
24.
The cell walls of Eubacteria contain this significant molecule. What is it?
a)
Chitin
b)
Cellulose
c)
Peptidoglycan
d)
Pili
25.
Obligate aerobes require a constant supply of _______________
a)
Oxygen
b)
Nitrogen
c)
Sunlight
d)
No oxygen
26.
During ____________, a hollow bridge form between two bacterial cells, and _______ moves from one cell to another.
a)
fission, genes
b)
conjugation, bacteria
c)
fission, bacteria
d)
conjugation, genes
27.
What is the best way to prevent being infected by a virus?
a)
Antiobiotics
b)
Vaccines
c)
Vitamins
d)
Healthy food
28.
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
29.
A(n) _____ is a virus that enters a bacterial cell.
a)
endospore
b)
decomposer
c)
plasmid
d)
bacteriophage
30.
What process is this?
a)
phagocytosis
b)
lytic cycle
c)
lysogenic cycle
d)
formation of antibodies
31.
What are pathogens?
a)
Helpful bacteria
b)
MRSA
c)
Ebola
d)
Disease causing agents
32.
Which of the following stimulates a person's body to produce chemicals that destroy viruses or bacteria?
a)
antibiotic
b)
vaccine
c)
toxin
d)
endospore
33.
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.
34.
The outer protein coat of a virus is called a –
a)
DNA core
b)
Capsid
c)
Bacteriophage
d)
Tail sheath
35.
What is one of the steps viruses take to take over a host cell?
a)
They inject their own genetic material
b)
They eat the host cell
c)
The host cell eats them
d)
They cut a hole in the host cell, and send other viruses inside.
36.
What is shown here?
a)
Lysogenic Cycle
b)
Lytic Cycle
c)
Binary Fission
d)
Conjugation
37.
A disease causing organism is known as a
a)
pathogen
b)
poison
c)
vaccine
38.
A _________ is a particle of nucleic acid (DNA or RNA), protein, and in some cases, lipids
a)
Virus
b)
Bacteria
c)
Pathogen
d)
Protist
39.
True or False: All viruses kill their host cell immediately
a)
True
b)
False
40.
In a __________ infection, a virus enters a cell, makes copies of itself, and causes the cell to burst
a)
Lytic
b)
Lysogenic
c)
Bacterial
41.
In a __________ infection, a host cell makes copies of the virus indefinitely.
a)
Lytic
b)
Lysogenic
c)
Bacterial
42.
Most viruses are highly ____________ to the cells they infect
a)
Contagious
b)
Specific
c)
Random
43.
___________ contain RNA as their genetic material.
a)
Capsids
b)
Viroids
c)
Prions
d)
Retroviruses
44.
Did viruses evolve before or after living cells?
a)
Before
b)
After
45.
A ________ contains only protein – no DNA or RNA
a)
Prion
b)
Viroid
c)
Retrovirus
46.
Which disease is caused by a prion?
a)
Strep throat
b)
Mad cow diease
c)
The Flu
d)
AIDS
47.
Is the following disease caused by a bacteria or virus?
Tetanus
Tetanus
a)
Bacteria
b)
Virus
48.
Is the following disease caused by a bacteria or virus?
AIDS
AIDS
a)
Bacteria
b)
Virus
49.
Is the following disease caused by a bacteria or virus?
Lyme Disease
Lyme Disease
a)
Bacteria
b)
Virus
50.
Is the following disease caused by a bacteria or virus?
Chicken Pox
Chicken Pox
a)
Bacteria
b)
Virus
51.
Is the following disease caused by a bacteria or virus?
The Flu (Influenza)
The Flu (Influenza)
a)
Bacteria
b)
Virus
52.
Is the following disease caused by a bacteria or virus?
Tuberculosis
Tuberculosis
a)
Bacteria
b)
Virus
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