Interview Questions

Laboratory Assistant Interview Questions


Laboratory Assistants are responsible for helping technologists and scientists during lab tests and research. These highly-analytical professionals’ possess in-depth knowledge of basic laboratory techniques and equipment. Their duties include processing samples, classifying results, and recording findings.

Whether you're a job seeker preparing to be interviewed for the role of Laboratory Assistant or an employer preparing to interview candidates for Laboratory Assistant position, these Laboratory Assistant interview questions will help you prepare yourself for the job interview session.

Laboratory Assistant Interview Questions

Below are a list of some skill-based Laboratory Assistant interview questions.

  1. Can you describe your experience working in a laboratory setting?
  2. What specific laboratory techniques and equipment are you familiar with?
  3. How do you ensure accuracy and precision in your work as a laboratory assistant?
  4. Can you provide an example of a time when you encountered a challenge or problem in the laboratory and how you resolved it?
  5. How do you prioritize tasks and manage your time effectively in a fast-paced laboratory environment?
  6. What safety protocols and procedures do you follow when working in a laboratory?
  7. How do you handle and dispose of hazardous materials and waste in a laboratory?
  8. How do you ensure the confidentiality and security of sensitive information in the laboratory?
  9. Can you describe your experience working with a team of scientists or researchers in a laboratory?
  10. You receive a sample with incomplete labeling. What steps would you take to ensure its proper identification and handling?
  11. How would you properly handle and dispose of biohazardous waste in the laboratory?
  12. Describe the steps involved in calibrating a pH meter and ensuring accurate pH measurements.
  13. Can you explain the principle behind the spectrophotometric method used to quantify protein concentration in a sample?
  14. You suspect that a laboratory reagent has expired or degraded. What steps would you take to verify its condition and ensure accurate results in your experiments?
  15. A fellow laboratory assistant is struggling to understand a new laboratory technique. How would you support their learning and help them improve their skills?
  16. One of your colleagues accidentally spills a chemical in the laboratory. How would you respond to ensure everyone's safety and minimize the impact?
  17. A piece of equipment you are using malfunctions during an experiment. What actions would you take to troubleshoot and resolve the issue?
  18. You notice that a sample you are testing is producing unexpected results. How would you approach this situation to determine the cause and rectify the issue?
  19. You are asked to prepare a complex solution following a specific protocol. How would you ensure accuracy and precision in your measurements and calculations?
  20. A researcher requests assistance with a time-sensitive experiment, but you are already occupied with other tasks. How would you manage your workload and prioritize their request?
  21. A laboratory procedure you are following changes unexpectedly. How would you adapt to the new protocol and ensure a smooth transition?
  22. Can you describe your experience with maintaining and calibrating laboratory equipment?
  23. How do you maintain accurate and organized laboratory records and documentation?
  24. Have you ever worked on a research project or conducted experiments independently? If so, can you share your experience?
  25. How do you handle unexpected results or data inconsistencies in the laboratory?
  26. Can you explain the importance of quality control and quality assurance in a laboratory setting?
  27. Can you explain the process of preparing a 1 Molar (1M) solution of sodium chloride (NaCl)?
  28. What are some common techniques used for sterilizing laboratory equipment and glassware?
  29. You encounter a disagreement with a colleague regarding the interpretation of experimental data. How would you approach the situation to reach a resolution and maintain a positive working relationship?
  30. What steps do you take to stay updated on the latest laboratory techniques and advancements in your field?

Laboratory Assistant Interview Questions and Answers

Every interview is different and the questions may vary. However, there are lots of general questions that get asked at every interview.

Below are some common questions you'd expect during Laboratory Assistant interviews. Click on each question to see how to answer them.

  1. Do You Have Any Questions for Us?
  2. Why Should We Hire You?
  3. What is Your Salary Expectation?
  4. What is Your Greatest Weakness?
  5. Tell Me About Yourself
  6. What Is Your Greatest Accomplishment?
  7. Are You a Leader or a Follower?
  8. Why Do You Want To Leave Your Current Job?
  9. Why Do You Want This Job?
  10. What is Your Greatest Strength?