Pharmacy Practice MCQ

Pharmacy Practice MCQ, in this article we will solve, Practice MCQ under subject microbiology. Read following article for your reference. 

Cultivation Of Anaerobes » PHARMACAREERS

 

  1. What is the primary requirement for cultivating anaerobes?
    • A) High oxygen environment
    • B) Oxygen-free environment
    • C) High temperature
    • D) Low pH
  2. Which of the following gases is typically used in anaerobic chambers?
    • A) Oxygen
    • B) Nitrogen
    • C) Helium
    • D) Argon
  3. What is the role of palladium catalysts in anaerobic chambers?
    • A) To produce oxygen
    • B) To remove residual oxygen
    • C) To increase temperature
    • D) To decrease humidity
  4. Which method involves using chemical sachets to remove oxygen?
    • A) Anaerobic chambers
    • B) GasPak systems
    • C) Roll tube method
    • D) Anaerobic glove box
  5. What is the main chemical reaction in GasPak systems?
    • A) Sodium borohydride and citric acid producing hydrogen and carbon dioxide
    • B) Oxygen and nitrogen producing water
    • C) Hydrogen and oxygen producing methane
    • D) Carbon dioxide and water producing oxygen
  6. Which indicator is used to confirm the absence of oxygen in GasPak systems?
    • A) Phenolphthalein
    • B) Methylene blue
    • C) Bromothymol blue
    • D) Litmus paper
  7. What is the purpose of reducing agents in anaerobic cultivation?
    • A) To increase oxygen levels
    • B) To reduce oxygen levels
    • C) To increase pH
    • D) To decrease temperature
  8. Which method uses a sealed container filled with an oxygen-free gas mixture?
    • A) Roll tube method
    • B) Anaerobic jars
    • C) Anaerobic chambers
    • D) GasPak systems
  9. What is the typical gas mixture used in anaerobic chambers?
    • A) Oxygen, nitrogen, and carbon dioxide
    • B) Nitrogen, hydrogen, and carbon dioxide
    • C) Helium, argon, and oxygen
    • D) Methane, hydrogen, and nitrogen
  10. Which method involves rolling tubes under cold water to produce a thin layer of solid agarose medium?
    • A) GasPak systems
    • B) Anaerobic glove box
    • C) Roll tube method
    • D) Anaerobic jars
  11. What is the main challenge in cultivating anaerobes?
    • A) Maintaining high temperatures
    • B) Creating and maintaining an oxygen-free environment
    • C) Providing sufficient light
    • D) Ensuring high humidity
  12. Which method is considered more cost-effective than anaerobic chambers?
    • A) Roll tube method
    • B) Anaerobic glove box
    • C) GasPak systems
    • D) Anaerobic jars
  13. What is the function of built-in gloves in anaerobic chambers?
    • A) To handle cultures and equipment without exposing them to oxygen
    • B) To increase temperature
    • C) To reduce humidity
    • D) To provide light
  14. Which method uses a self-contained combustion jar system?
    • A) Roll tube method
    • B) Anaerobic glove box
    • C) GasPak systems
    • D) Anaerobic jars
  15. What is the role of methylene blue or resazurin strips in GasPak systems?
    • A) To produce oxygen
    • B) To confirm the absence of oxygen
    • C) To increase temperature
    • D) To decrease humidity
  16. Which method is used for larger-scale culture of anaerobes?
    • A) Roll tube method
    • B) Anaerobic glove box
    • C) GasPak systems
    • D) Anaerobic jars
  17. What is the main advantage of using anaerobic glove boxes?
    • A) Simplifying equipment and procedures for oxygen-free culture
    • B) Increasing temperature
    • C) Reducing humidity
    • D) Providing light
  18. Which method involves using an anoxic gas mixture to displace oxygen?
    • A) Roll tube method
    • B) Anaerobic jars
    • C) Anaerobic chambers
    • D) GasPak systems
  19. What is the primary application of cultivating anaerobes in medical research?
    • A) Studying their role in the human microbiome and infections
    • B) Increasing temperature
    • C) Reducing humidity
    • D) Providing light
  20. Which method is used to create an oxygen-free environment for manipulating cultures?
    • A) Roll tube method
    • B) Anaerobic jars
    • C) Anaerobic chambers
    • D) GasPak systems
  21. What is the main purpose of using reducing agents in media preparation for anaerobes?
    • A) To increase oxygen levels
    • B) To reduce oxygen levels
    • C) To increase pH
    • D) To decrease temperature
  22. Which method is used to cultivate anaerobes in the gastrointestinal tracts of animals?
    • A) Roll tube method
    • B) Anaerobic glove box
    • C) GasPak systems
    • D) Anaerobic jars
  23. What is the role of palladium catalysts in GasPak systems?
    • A) To produce oxygen
    • B) To remove residual oxygen
    • C) To increase temperature
    • D) To decrease humidity
  24. Which method involves using a sealed container with an anoxic gas mixture?
    • A) Roll tube method
    • B) Anaerobic jars
    • C) Anaerobic chambers
    • D) GasPak systems
  25. What is the main challenge in cultivating anaerobes in the laboratory?
    • A) Maintaining high temperatures
    • B) Creating and maintaining an oxygen-free environment
    • C) Providing sufficient light
    • D) Ensuring high humidity
  26. Which method is considered more cost-effective for cultivating anaerobes?
    • A) Roll tube method
    • B) Anaerobic glove box
    • C) GasPak systems
    • D) Anaerobic jars
  27. What is the function of built-in gloves in anaerobic chambers?
    • A) To handle cultures and equipment without exposing them to oxygen
    • B) To increase temperature
    • C) To reduce humidity
    • D) To provide light
  28. Which method uses a self-contained combustion jar system for anaerobic cultivation?
    • A) Roll tube method
    • B) Anaerobic glove box
    • C) GasPak systems
    • D) Anaerobic jars
  29. What is the role of methylene blue or resazurin strips in confirming the absence of oxygen?
    • A) To produce oxygen
    • B) To confirm the absence of oxygen
    • C) To increase temperature
    • D) To decrease humidity
  30. Which method is used for larger-scale culture of anaerobes?
    • A) Roll tube method
    • B) Anaerobic glove box
    • C) GasPak systems
    • D) Anaerobic jars

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