Aseptic Technique Answer sheet Pre-Laboratory Questions 1. Is sterilization the same as disinfection? Explain your answer. 2. Why is aseptic technique important? 3. What are signs of microbial growth in a liquid medium, such as broth? On a solid medium, such as nutrient agar? Observations Take a picture and insert it in the appropriate section below. For best results, avoid the use of flash. Do not remove the lid of the Petri dish or tube. Tilt the plates or tubes at slight angle: ACTIVITY 2: Aseptic Transfer from Broth Culture to Broth Activity 2, Broth to Broth Transfer, 48 hours incubation