E-PolyLearning

1. The endoflagella is present in which class of bacteria?
a. Spirilla
b. Spirochetes
c. Bacillus
d. Coccus
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Answer: (b).Spirochetes

2. 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
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Answer: (d).In the periplasmic space

3. Spirochetes like other bacteria swim best in media of low viscosity.
a. True
b. False
c. May be
d. Can't say
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Answer: (b).False

4. 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
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Answer: (c).Dark-field microscopy

5. The family Leptospiraceae are aerobes.
a. True
b. False
c. May be
d. Can't say
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Answer: (a).True

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