1. | In the classification of bacteria according to shape,which among the following refer to cuboidal arrangement of bacterial cells? |
a. | Tetrads |
b. | Staphylococci |
c. | Sarcinae |
d. | Streptococci |
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Answer: (c).Sarcinae
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2. | Which group of bacteria among the following have the largest area of contact? |
a. | Palisades |
b. | Trichomes |
c. | Streptobacilli |
d. | Diplobacilli |
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Answer: (b).Trichomes
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3. | Which among the following are “Spirochetes”? |
a. | Spirillum volutans |
b. | Corynebacterium diphtheriae |
c. | Streptomyces sp. |
d. | Treponema pallidum |
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Answer: (d).Treponema pallidum
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4. | What is the approximate size of the bacterial cell? |
a. | 2mm in diameter |
b. | 1mm in diameter |
c. | 2 micrometer in diameter |
d. | 0.5 to 1.0 micrometer in diameter |
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Answer: (d).0.5 to 1.0 micrometer in diameter
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5. | When rod shaped bacteria appears in pairs,it is known as? |
a. | Diplobacilli |
b. | Streptobacilli |
c. | Diplococci |
d. | Staphylococci |
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Answer: (a).Diplobacilli
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