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Microbiologist Mock Interview

To help you prepare for your Microbiologist interview, here are 30 interview questions and answer examples.

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Question 1 of 30

What is the difference between accuracy and precision?

"Precision is the agreement between a series of measurements obtained from multiple sampling of the same homogeneous sample under the prescribed conditions, while accuracy is the proximity of an individual measurement to the 'true' value as determine by the reference method/gold standard. Of course, both accuracy and precision are incredibly important in a lab setting."

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30 Microbiologist Interview Questions & Answers

Below is a list of our Microbiologist interview questions. Click on any interview question to view our answer advice and answer examples. You may view 5 answer examples before our paywall loads. Afterwards, you'll be asked to upgrade to view the rest of our answers.

  • 1. What is the difference between accuracy and precision?

  • 2. Describe your experience with writing a stand operating procedure (SOP).

  • 3. Tell me about your microscopy experience.

  • 4. When your boss asks you to design an assay to detect drug resistant bacteria, provide a list of 3 things you will do before testing and optimizing begin?

  • 5. Describe a time when you made a pipetting error and what you did to fix it?

  • 6. A colleague asks you to ensure the glassware is sterilized for next week's experiments, what do you do?

  • 7. When your boss asks you to get 5 aliquots each of 5 different samples to delivery to another department, what is being asked and how would you perform the task?

  • 8. How has NGS changed testing and what is your experience using the technique?

  • 9. What is the difference between a quantitative assay and a qualitative assay?

  • 10. What steps do you take to limit contamination?

  • 11. What is your experience with following procedure, preparing for, and involvement in a regulatory audit and/or inspections of any kind?

  • 12. In the scenario where your laboratory finds contamination, what troubleshooting step would you take?

  • 13. What is gram staining and why is it significant?

  • 14. In the scenario where your quality control fails, what troubleshooting step would you take?

  • 15. What is the difference between prokaryotic and eukaryotic cells? And, what is your experience with prokaryotic cells?

  • 16. What made you choose to become a Microbiologist?

  • 17. How would you handle testing 100 samples?

  • 18. What is the purpose of a polymerase chain reaction (PCR) and give an example of when you've ran one in the past?

  • 19. When making a 1L 1X PBS solution from the stock 10X concentration, how would you do it; which formula would you use?

  • 20. Tell me about a challenging interaction with reporting results to physicians, family members, or researchers.

  • 21. Do you have any questions for us?

  • 22. How do you prioritize when you have multiple deadlines?

  • 23. What sort of working conditions do you thrive in?

  • 24. What is your greatest weakness? What are you doing to improve it?

  • 25. What is your greatest strength?

  • 26. What drew you to our organization?

  • 27. Are you a detail-oriented person?

  • 28. How do you feel about supervising others and their work?

  • 29. Give me example of a large project or task you completed, the steps you took, and the overall outcome.

  • 30. What have you done to further your own professional development in the past 5 years.