Microbiology final exam
37 Questions I 205 Attempts I Created By fcspace 698 days ago
Microbiology final exam
Question Excerpt From Microbiology final exam
| Q.1) |
Bacterial growth phase where cellular division seems to have stopped or ceases for a period of time:
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| A. |
| B. |
| C. |
| D. |
| Q.2) |
Used on fastidious organisms that require defined known quantities of specific nutrients:
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| A. |
| B. |
| C. |
| D. |
| Q.3) |
Protection against osmotic lyses is provided by:
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| A. |
| B. |
| C. |
| D. |
| Q.4) |
Thermophiles develop at temperatures between:
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| A. |
| B. |
| C. |
| D. |
| Q.5) |
Name associate to the presence of a cell wall and a capsule together in a bacterial cell:
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| A. |
| B. |
| C. |
| D. |
| Q.6) |
Which group do strict anaerobes partner with to find an environmental condition optimal for growth?
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| A. |
| B. |
| C. |
| D. |
| Q.7) |
What statement is not descriptive of the Log Exponential Phase
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| B. |
| C. |
| D. |
| Q.8) | What is Microbiology? |
| A. |
| B. |
| C. |
| D. |
| Q.9) | Organelle responsible for the transport/delivery of ER products across different parts of the cell. |
| A. |
| B. |
| C. |
| D. |
| Q.10) | Bacterial growth phase where a maximal rate of cellular division is obtained: |
| A. |
| B. |
| C. |
| D. |
| Q.11) | Contributes to the negative charge of Gram - bacteria: |
| A. |
| B. |
| C. |
| D. |
| Q.12) | A Pure Culture: |
| A. |
| B. |
| C. |
| D. |
| Q.13) | What statement describes bacteria that stains "pink" after a Gram stain: |
| A. |
| B. |
| C. |
| D. |
| Q.14) | Organism that can only thrive at very specific concentrations of oxygen within a medium (2-10% oxygen): |
| A. |
| B. |
| C. |
| D. |
| Q.15) | Gram positive bacteria stain: |
| A. |
| B. |
| C. |
| D. |
| Q.16) | Bacterial type that presents teichoic acids associated to it's peptidoglycan cell wall: |
| A. |
| B. |
| C. |
| D. |
| Q.17) | Which dye will be more likely to adhere to the surface of a gram positive bacteria? |
| A. |
| B. |
| C. |
| D. |
| Q.18) | Present outside the plasma membrane f organisms of domain Archaea: |
| A. |
| B. |
| C. |
| D. |
| Q.19) | What component of the LPS structure acts as an exotoxin: |
| A. |
| B. |
| C. |
| D. |
| Q.20) | Which of the following is true about the lag phase: |
| A. |
| B. |
| C. |
| D. |
| Q.21) | The largest most diverse group of photosynthetic bacteria: |
| A. |
| B. |
| C. |
| D. |
| Q.22) | The first stage of prokaryotic cell division entails: |
| A. |
| B. |
| C. |
| D. |
| Q.23) | Process of movement of bacteria towards or away from a particular stimulus or toxic agent: |
| A. |
| B. |
| C. |
| D. |
| Q.24) | Lacks a peptidoglycan cell wall and lives in extreme environments such as the hot springs of the Yellowstone Park: |
| A. |
| B. |
| C. |
| D. |
| Q.25) | Organism too small to be seen with the naked eye: |
| A. |
| B. |
| C. |
| D. |
| Q.26) | A student is asked by the professor to sub-culture a bacterial organism onto fresh media for future studies. However during sub-culturing the students locks the test tube preventing oxygen flow into the media. After days the culture dyes. What type of culture did the student have at land: |
| A. |
| B. |
| C. |
| D. |
| Q.27) | Term that describes when light neither passes through or bounces off an object or is transmitted through them: |
| A. |
| B. |
| C. |
| D. |
| Q.28) | Temperature below that of optimal growth cause bacterial cultures to: |
| A. |
| B. |
| C. |
| D. |
| Q.29) | Bacterial families whose optimal growth occurs between pH 5.5 and pH 7: |
| A. |
| B. |
| C. |
| Q.30) | Observed during the death phase, it presents successive waves of genetically distinct variants: |
| A. |
| B. |
| C. |
| D. |
| Q.31) | Staining procedure designed for bacterial families with high lipid content and resistant to standard staining: |
| A. |
| B. |
| C. |
| D. |
| Q.32) | Which of the following is not considered a starvation response? |
| A. |
| B. |
| C. |
| D. |
| Q.33) | Organelle responsible for the synthesis of protein in a eukaryotic cell: |
| A. |
| B. |
| C. |
| D. |
| Q.34) | Bacterial families whose optimal growth occurs between pH 0 and 5.5: |
| A. |
| B. |
| C. |
| Q.35) | What statement is NOT a reason for entering the stationary phase: |
| A. |
| B. |
| C. |
| D. |
| Q.36) | Recognize which of the following statements is FALSE: |
| A. |
| B. |
| C. |
| D. |
| Q.37) | Internal structure of a prokaryotic cell that form small bodies with accumulation of cellular material: |
| A. |
| B. |
| C. |
| D. |
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