The Spirochetes

 

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The Spirochetes

Question 1
Which of the following bacteria causes syphilis in humans?
A
Treponema dysenteriae
B
Treponema pallidum
C
Leptospira biflexa
D
Leptospira interrogans

Question 2
Which of the following causes diarrhea in humans?
A
A.lipoferum
B
L.interrogans
C
C.jejuni
D
E.coli

Question 3
Which of the following methods is used for viewing spirochetes?
A
Bright-field microscopy
B
Phase-contrast microscopy
C
Dark-field microscopy
D
Electron microscopy

Question 4
Which among the following are microaerophilic bacteria?
A
Spirochaeta
B
Cristispira
C
Treponema
D
Borrelia

Question 5
The endoflagella is present in which class of bacteria?
A
Spirilla
B
Spirochetes
C
Bacillus
D
Coccus

Question 6
Which genus among the following has certain similarities to the genus Bdellovibrio?
A
Azospirillum
B
Oceanospirillum
C
Campylobacter
D
Vamprirovibrio

Question 7
Spirochetes like other bacteria swim best in media of low viscosity.
A
True
B
False

Question 8
Which of the following have bipolar tufts of flagella?
A
Aquaspirillum
B
Azospirillum
C
Cristispira
D
Borrelia

Question 9
Which group of bacteria among the following give a positive reaction by the oxidase test?
A
Spirochetes
B
Aerobic/Microaerophilic, Motile, Helical/Vibroid, Gram-negative bacteria
C
Non-motile, Gram-negative, Curved bacteria
D
Aerobic, Gram-negative rods and cocci

Question 10
Where is the endoflagella located in Spirochetes?
A
In the cell membrane
B
In the cytoplasm
C
In the peptidoglycan layer
D
In the periplasmic space
There are 10 questions to complete.

 

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