| 96. | Peptidoglycan accounts for __________ of the dry weight of cell wall in many gram positive bacteria |
| a. | 50% or more |
| b. | About 10% |
| c. | 11%+ 0.22% |
| d. | About 20% |
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Answer: (a).50% or more
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| 97. | Bacteria having no flagella are unable to |
| a. | move |
| b. | reproduce |
| c. | stick to tissue surfaces |
| d. | grow in nutrient agar |
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Answer: (a).move
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| 98. | Which of the following is true about cell wall of gram-positive bacteria? |
| a. | It consists of multiple layers |
| b. | It is thicker than that associated with gram-negative bacteria |
| c. | It contains teichoic acids |
| d. | All of these |
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Answer: (d).All of these
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| 99. | The cell walls of many gram positive bacteria can be easily destroyed by the enzyme known as |
| a. | lipase |
| b. | lysozyme |
| c. | pectinase |
| d. | peroxidase |
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Answer: (b).lysozyme
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| 100. | The cell wall of |
| a. | gram-positive bacteria are thicker than gram-negative bacteria |
| b. | gram-negative bacteria are thicker than gram-positive bacteria |
| c. | both have same thickness but composition is different |
| d. | none of these |
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Answer: (a).gram-positive bacteria are thicker than gram-negative bacteria
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