Chapter No 3 :Over-viewing Microorganism through a Microscope (50 MCQ`S)

  1. Under a compound microscope, structures smaller than ______micrometre cannot be seen.
    1. Less than 2 micrometer
    2. Less than 0.2 micrometer
    3. Less than 0.02 micrometer
    4. Less than 0.002 micrometer
    5. Show Answer
      Answer: B
      Explanation:
      • N/A
  2. How many germs can you find end to end on your index finger if a bacterium is 1 micrometre long and your index finger is 6.5 cm long?
    1. 32,500
    2. 36,500
    3. 42,500
    4. 46,500
    5. Show Answer
      Answer: A
      Explanation:
      • N/A
  3. Under light microscope, What range of cells can be visulized?
    1. 10mm to 200nm
    2. 1mm to 200 nm
    3. 10 nm to 200um
    4. 100nm to 200um
    5. Show Answer
      Answer: A
      Explanation:
      • N/A
  4. In fluorescence microscopy , which of the following fluorescent absorb strongly by Mycobacterium tuberculosis?
    1. Fluorochrome auramineO
    2. Fluorescein isothiocyanate
    3. Malachite green fluorescent
    4. All of these
    5. Show Answer
      Answer: A
      Explanation:
      • N/A
  5. Immunofluorescence is specifically useful for diagnosis of which disease?
    1. Rabies
    2. Syphillis
    3. T.B
    4. all of these
    5. Show Answer
      Answer: D
      Explanation:
      • N/A
  6. Which of the following technique is useful for constructing a three-dimensional image of object?
    1. Phase contrast microscopy
    2. Confocal microscopy
    3. DIC microscopy
    4. Electron microscopy
    5. Show Answer
      Answer: B
      Explanation:
      • N/A
  7. Which technique of microscopy can be selected by scientist to track activity of cell in real time?
    1. Confocal Microscopy
    2. Two photon Microscopy
    3. Phase Contrast microscopy
    4. Electron microscopy
    5. Show Answer
      Answer: B
      Explanation:
      • N/A
  8. Which tachnique of microscopy can be selected by scientist to observe immune cell responding to an antigen?
    1. Confocal microscopy
    2. Two photon Microscopy
    3. Phase Contrast Microscopy
    4. Electron microscopy
    5. Show Answer
      Answer: B
      Explanation:
      • N/A
  9. Which of the following microscopic techniques can use sound wave to interpret the specimen?
    1. Scanning microscopy
    2. Acoustic Microscopy
    3. Transmission Scanning Microscopy
    4. None of these
    5. Show Answer
      Answer: B
      Explanation:
      • N/A
  10. Scanning acoustic microscopy can help us to interpret which of the following structures?
    1. Cancer cells
    2. Artery Plaque
    3. Bacterial biofilm
    4. All of these
    5. Show Answer
      Answer: D
      Explanation:
      • N/A

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