WorksheetsBacteria and Viruses
Total questions: 35
Worksheet time: 20mins
Name
Class
Date
1.
_____________ live in extreme environments.
a)
Archaea
b)
Bacteria
2.
Bacteria contain a nucleus and membrane-bound organelles.
a)
True
b)
False
3.
Bacteria contain circular chromosomes called
a)
Ribosomes
b)
Coccus
c)
Plasmids
d)
Nucleus
4.
Bacteria can only be aerobic.
a)
True
b)
False
5.
Bacteria have a sticky outer....
a)
Capsule
b)
Nucleus
c)
Flagella
6.
Spirillum shaped bacteria are
a)
rod-shaped
b)
spherical
c)
spiral
7.
Coccus shaped bacteria are
a)
rod-shaped
b)
spherical
c)
spiral
8.
This kind of reproduction results in identical cells.
a)
Binary Fission (asexual)
b)
Conjugation (sexual)
9.
Endospores are really easy to destroy.
a)
True
b)
False
10.
Bacteria that live in the root nodules of certain plants carry out...
a)
Nutrient cycling
b)
Nitrogen fixing
c)
Normal flora
11.
Bacteria that help break down dead material in the environment are called
a)
vaccines
b)
decomposers
c)
oats
12.
True or False: Some types of bacteria eat and clean up oil spills
a)
True
b)
False
13.
How do bacteria move?
a)
flagella
b)
cilia
c)
they don't
14.
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
15.
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
16.
A(n) _____ is a virus that enters a bacterial cell.
a)
endospore
b)
decomposer
c)
plasmid
d)
bacteriophage
17.
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
18.
Antibiotics kill viruses
a)
True
b)
False
19.
Viruses are cells.
a)
True
b)
False
20.
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
21.
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
22.
Special proteins produced by the body to attack foreign invaders.
a)
antibodies
b)
antigen
23.
Bacteria that live in environments without Oxygen
a)
Endospores
b)
Aerobes
c)
Anarobes
d)
Viruses
24.
Which of the following do we not use bacteria to make?
a)
Milk
b)
Cheese
c)
Sauerkraut
d)
Fruit
25.
What organism is used in Bioremediation to break down waste and pollution?
a)
Virus
b)
Antibiotic
c)
Bacteria
d)
Pasteurization
26.
What is used to slow the growth or sometimes kill a bacterial infection?
a)
Antibiotic
b)
Latent Virus
c)
Vaccine
d)
Cyanobacteria
27.
What is the process we use to kill bacteria in our food before its sold in a store?
a)
Antibiotics
b)
Botulism
c)
Cleaning
d)
Pasteurization
28.
Bacteria that live in Oxygen environments
a)
Endospores
b)
Aerobes
c)
Anarobes
d)
Viruses
29.
When bacteria trade DNA through small tubes.
a)
Conjugation
b)
Fission
c)
Splitting
d)
Budding
30.
The poison that some pathogens produce that cause us to be sick
a)
Antibiotics
b)
Toxin
c)
Endospore
d)
Saprophyte
31.
What is the kingdom of Bacteria that lives in harsh environments like boiling springs, salty lakes, and in animal intestines?
a)
Anarobes
b)
Eubacteria
c)
Aerobes
d)
Archaebacteria
32.
Disease causing organism.
a)
Bacteria
b)
Toxin
c)
Endospore
d)
Pathogen
33.
Which kind of bacteria make their own food?
a)
Consumers
b)
Saprophytes
c)
Producers
d)
Aerobes
34.
Whiplike tails used for movement.
a)
Flagella
b)
Cillia
c)
Spirilla
d)
Bacilli
35.
Which of the following is NOT caused by a virus?
a)
Ebola
b)
Chicken pox
c)
Measles
d)
Tuberculosis
100 %
