Microbiology Quiz Questions

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February 25, 2002

Question 1:What type of bacterial morphology is

shown in the picture below?

Streptococcus

Question 2:What type of bacterial morphology and

gram stain reaction is shown in the picture below?

Gram NegativeDiplococcus

Question 3:What type of genetic exchange is being

exhibited by the E. coli in the picture below? What is the red structure connecting the two cells together?

Conjugation;Sex Pili

Question 4:What kind of microscope was used to

get this image of the mosquito below? If this mosquito passes microorganisms from person to person, what do we call it?

Scanning EM;A Vector

Question 5:What Kingdom of organisms is

represented by the image below? What are the spherical blue structures? What is the name used for the “study of” these organisms?

Fungi; Spores;Mycology

Question 6:What organism is shown in the image

below? How does it reproduce?

Yeast (Candidaalbicans); bybudding

Question 7:Most of the culture medias below are in

the solid state. What substance must be in these medias?

Agar

Question 8:What is the name of the technique

shown in the image below? What is the purpose of this technique? What kind of culture plate is being used?

Streak-Plating; toisolate bacterialcolonies; BAP

Question 9:The microorganism circled in the image

below is the causative agent of syphilis. What is the scientific name for this microbe?

Treponemapallidum

Question 10:What flagella arrangement is exhibited

in the image below?

Lophotrichousflagella

Question 11:What 3 types of hemolysis are shown in

letters A, B, and C below?

A=AlphaB=BetaC=Gamma

Question 12:The image below is a picture of

Clostridium tetani, the causative agent of tetnus. What unique morphological feature is seen in the image?

TerminalEndospores

Question 13:What kind of microscope was used to

view the microbes in the image below?

FluorescentMicroscope

Question 14: Image A below represents a positive

API 20 reaction for E. coli. In image B, which patient (1, 2, or 3) tested positive for an E. coli infection?

A

B

1

2

3

Patient 3

Question 15:What classification group of Helminth is

shown in picture A? Picture B shows Helminth eggs. Why do we study them?

A

B

Nematoda; to properly identify the worm theycame from.

Question 16:What bacterial morphology is shown in

the picture below? What organism that has been in the news lately looks like this under the microscope?

Streptobacillus;Bacillus anthracis

Question 17:This is a unicellular microorganism. Is it

a bacterium or a protist?

A Protist(look forthe nucleus)

Question 18:What organism is shown in the picture

below? What is the head of this organism called?

Tapeworm;Scolex