Download Twenty Questions - Effingham County Schools

Twenty Questions
Viruses and Bacteria
Twenty Questions
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1. What do streptococci bacteria
look like?
2. When treated with Gram stain,
Gram positive bacteria appear…

Purple
3. Bacteria are sometimes called
nature’s recyclers because they…

Break down nutrients in dead
matter/decompose dead matter
4. All viruses are made of proteins
and….

Nucleic acids (DNA or RNA)
5. Which of the following pathogens are the
smallest?
A. Virus
B. Bacteria
C. Fungi
D. Protists

Virus
6. Bioremediation uses microbes
to…

Clean up pollutants
7. Prokaryotes reproduce usually
by:

Binary fission
8. A viral disease that can occur in
childhood and then reappear in adulthood
in a more serious form is….

Chicken pox
9. Which organisms are capable
of living in extreme environments?

Archae or Archaebacteria
10. Antibiotics do not treat most colds
because most colds are caused by:
A. Drug-resistant bacteria
B. Cold temperatures
C. Influenza viruses
D. Viral pathogens

C. Influenza viruses
11. Bacteria that are clustered
together like grapes have the
formation of:

Staphylo….
12. Which bacteria will you most
likely find in very salty water?

Halophiles
13. Bacteria cells do not have:
A. Cell membrane
B. Cell wall
C. Chromosome
D. Mitochondria

D. Mitochondria
14. Unlike lytic viruses, lysogenic
viruses do not….

Destroy (lyse) the host cell right away
15.Bacteria that cannot live
without oxygen are called...

Obligate aerobes
16. Which of the following diseases are
NOT caused by a bacterium?
A. Tooth decay
B. Tuberculosis
C. AIDS
D. Salmonella food poisoning

C. AIDS
17. Bacteriophages are ….

Viruses that infect bacteria cells.
18. A lytic infection ends with…

The bursting or lysis of the host cell
19. A viral capsid is made of?

Proteins
20. Name 2 things that may lead to
antibiotic resistance in bacteria



Overuse of antibiotics – doctors prescribing it
for viral infections.
Antibiotics mixed in with the feed of live
stock.
Patients not completing their dosage of
antibiotics.