Aseptic Technique | Microbiology | GPAT Mock Test

1. The term that best describes the presence of microorganisms in almost every environment is:

2. Which of the following environments is considered naturally sterile in a healthy individual?

3. The primary goal of aseptic technique in pharmaceutical manufacturing is to:

4. In an aseptic processing area, the greatest source of microbial contamination is typically:

5. What is the fundamental principle of a Laminar Airflow (LAF) bench?

6. HEPA filters used in LAF benches are designed to remove at least what percentage of airborne particles 0.3 micrometers in diameter?

7. In a horizontal laminar airflow hood, the airflow direction is from:

8. Louis Pasteur’s famous swan-neck flask experiment was crucial in disproving the theory of:

9. Asepsis is most critical during the preparation of which dosage form?

10. To prevent contamination, the air pressure inside a sterile manufacturing area (cleanroom) should be maintained at:

11. The term “first air” in the context of a laminar flow hood refers to:

12. Which of these is a key component of a LAF bench responsible for removing particulates from the air?

13. The process of using a chemical agent on an inanimate object to destroy pathogenic microorganisms is called:

14. What is the recommended air velocity for a typical laminar airflow bench?

15. Aseptic manipulations inside a LAF hood should be performed at least how far from the outer edge to prevent contamination from room air?

16. The concept of “normal flora” refers to microorganisms that:

17. Failure to maintain asepsis during the manufacturing of an injectable can lead to the presence of pyrogens, which typically cause:

18. Which type of radiation is commonly used for sterilizing pre-packaged disposable medical devices like syringes?

19. The purpose of an airlock (or pass-through) in a cleanroom facility is to:

20. What is a key difference between a Vertical LAF hood and a Class II Biological Safety Cabinet (BSC)?

21. The term “bacteriostatic” means that an agent:

22. Who is regarded as the “father of antiseptic surgery” for his work using carbolic acid spray?

23. What is the first and most critical step before starting any aseptic work inside a LAF hood?

24. Which of the following is NOT considered a primary source of contamination in an aseptic environment?

25. What is the primary purpose of gowning procedures before entering an aseptic area?