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WorksheetsBacteria and Viruses
Total questions: 57
Worksheet time: 48mins
Name
Class
Date
1.
Which scientist is credited with developing the system of classifying organisms?
a)
Linneus
b)
Leakey
c)
Darwin
d)
eHooke
2.
What type of cell is bacteria?
a)
eukaryotic
b)
prokaryotic
c)
multicellular
3.
What structure is used for movement?
a)
ribosomes
b)
cytoplasm
c)
flagella
4.
Which shape is round/spherical?
a)
cocci
b)
bacilli
c)
spirilla
5.
Which shape is spiral?
a)
cocci
b)
bacilli
c)
spirilla
6.
Which shape is rod?
a)
cocci
b)
bacilli
c)
spirilla
7.
Binary fisssion is a type of __________ reproduction ?
a)
asexual
b)
sexual
8.
What is an organism that causes disease?
a)
a saprophyte
b)
a pathogen
c)
a mushroom
d)
a protozoan
9.
An endospore is a structure that
a)
tough,dormant, for survival
b)
weak, for reproduction
c)
die quickly and easily
d)
last a month and used for conjugation
10.
True or False: Some types of bacteria eat and clean up oil spills
a)
True
b)
False
11.
The flu is caused by
a)
bacteria
b)
virus
12.
Strep throat is caused by
a)
bacteria
b)
virus
13.
The term "antibiotic resistance" refers to bacteria that
a)
are resistant to a vaccine.
b)
evolve to survive in the presence of an antibiotic.
c)
are weakened and destroyed by antibiotics.
d)
are dead or altered.
14.
Where is Eubacteria found?
a)
In hot places
b)
In salty places
c)
In the U.S.A only
d)
almost anywhere
15.
Which structure aids the bacteria in movement?
a)
A
b)
B
c)
C
d)
D
16.
Bacteria reproduce asexually by
a)
spores
b)
conjugation
c)
fixation
d)
binary fission
17.
Bacteria can help plants by trapping nitrogen in the soil through....
a)
conjugation
b)
sterilization
c)
nitrogen fixation
d)
decomposition
18.
Bacteria cells have a cell membrane . They also have an outer covering called the__________.
a)
flagella
b)
cytoplasm
c)
cell wall
19.
Bacteria are prokaryotes which means they
a)
have a nucleus on their capsule
b)
do not contain a nucleus
c)
can live in environments with and without oxygen
20.
The process of one bacteria passing genetic material to another bacteria it has joined with its pilus is called
a)
conjugation
b)
binary fission
c)
cloning
d)
exponential growth
21.
What do all viruses need to reproduce?
a)
They need host genetic material
b)
They need a host cell
c)
They need bacteria
d)
They need insulin
22.
A(n) _____ is a virus that enters a bacterial cell.
a)
endospore
b)
decomposer
c)
plasmid
d)
bacteriophage
23.
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
24.
Antibiotics kill viruses
a)
True
b)
False
25.
Viruses are cells.
a)
True
b)
False
26.
A capsid is
a)
a structure that directly causes cell lysis
b)
the type of virus that attacks bacteria
c)
the structure that contains the genetic material of a virus
d)
the protein coat of a virus
27.
Which of the following occurs right 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
28.
The genetic material of a virus is in the form of
a)
RNA
b)
DNA
c)
either RNA or DNA
29.
Lysis is
a)
rupture of a cell membrane
b)
replication of a virus
c)
bacterial reproduction
d)
a process that rarely happens
30.
How does a virus cause a person to develop the common cold?
a)
invades the host cell to reproduce
b)
removes energy from the host cell
c)
produces toxins in the host cell
d)
protects the host cell from bacteria
31.
What part of the phage is the DNA?
a)
A
b)
B
c)
C
d)
D
32.
Which viral life cycle kills its host cell by lysing?
a)
lytic
b)
mitosis
c)
lysogenic
d)
S phase
33.
Which viral life cycle allows viral genetic material to lay dormant while the host cell reproduces?
a)
lytic
b)
mitosis
c)
lysogenic
d)
S phase
34.
Which of these is a plant virus?
a)
tobacco mosaic virus
b)
bacteriophage
c)
influenza
d)
polio
35.
A virus can multiply only when it is inside a living _____.
a)
bacteria
b)
cell
c)
ribosome
d)
nucleus
36.
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.
37.
There are some structures which are unique to viruses and not found in cells.
These include:
I. Protein capsid
II. Nucleic acids
III. Cell wall
These include:
I. Protein capsid
II. Nucleic acids
III. Cell wall
a)
I only
b)
II only
c)
I and II only
d)
II and III only
38.
What is shown here?
a)
Lysogenic Cycle
b)
Lytic Cycle
c)
Binary Fission
d)
Conjugation
39.
What does the lytic cycle result in?
a)
destruction of the infected cell and the membrane
b)
multiple new cells
c)
people going insane
40.
Which one of the following does not help define a species?
a)
Common characteristics
b)
ability to reproduce
c)
offspring are fertile
d)
all of the above, taken together, define a species
41.
Which of the following taxa represents the broadest category?
a)
Class
b)
Order
c)
Genus
d)
Species
42.
Scientific names are written using the __________ and _____.
a)
Kingdom and family
b)
Genus and species
c)
Order and speicies
d)
Order and enus
43.
The 8 levels of classification, most broad to most specific.
a)
Domain, Genus, Family, Order, Class, Phylum, Kingdom, Species
b)
Domain, Species, Kingdom, Genus, Phylum, Family, Class, Order
c)
Domain, Kingdom, Phylum, Class, Order, Family, Genus, Species
d)
Order, Kingdom, Species, Domain, Phylum, Family, Class, Genus
44.
A cat's scientific is Felix domesticus. Which genus does it belong to?
a)
cat
b)
binomial nomenclature
c)
Felix
d)
domesticus
45.
An organism's scientific name consists of
a)
its class name and family name
b)
its kingdom name and phylum name
c)
its genus name and its species name
d)
its phylum name and its species name
46.
Scientists use seven major classification levels to group and name organisms. Which level is the broadest (most general) classification level listed below?
a)
species
b)
kingdom
c)
family
d)
class
47.
What is taxonomy?
a)
the scientific study of how living things are classified
b)
the name of Linneaus' classification system
c)
the process used by geologists to classify rocks
d)
the process of observing an organism's behavior
48.
Which kingdom has all multi-cellular organisms that move to catch their food?
a)
Protist
b)
Fungi
c)
Plant
d)
Animal
49.
What do protists, plants, fungi, and animals have in common?
a)
Multicellular
b)
Eukaryotic
c)
Prokaryotic
d)
Consumers
50.
Which domain contains organisms that are unicellular, prokaryotic, and can cause illness yet also make food such as yogurt.
a)
Eukarya
b)
Archaea
c)
Bacteria
51.
In the levels of classification, what comes after phylum?
a)
class
b)
family
c)
genus
d)
order
52.
Which kingdom contains only autotrophic organisms?
a)
Archaebacteria
b)
Plantae
c)
Animalia
d)
Protista
53.
Organisms that are classified as autotrophic are able to-
a)
be seen with the human eye
b)
move
c)
reproduce
d)
make their own food
54.
Photosynthetic organisms obtain energy from __________.
a)
The sun
b)
chemicals
c)
glucose
55.
Discovered Penicillin -
a)
Sir Alexander Flemming
b)
Louis Pasteur
c)
Edward Jenner
d)
Rene' Laennec
56.
Chemosythetic organisms obtain energy from
a)
The Sun
b)
Chemicals
c)
Glucose
57.
Which scientist was the first to ‘see’ bacteria
a)
Leeuwenhoek
b)
Hooke
c)
Schleiden
d)
Virchow
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