Question 1
Which of the following is the most difficult to inactivate?
◦ fungus spores
◦ enveloped viruses
◦ bacterial endospores
◦ nonenveloped viruses
◦ protozoan cysts
Question 2
Which of the following describes flash pasteurization?
◦ passing liquid through steam at 140°C
◦ heating at 72°C for 15 minutes
◦ heating at 134°C for one second
◦ heating at 63°C for 30 minutes
◦ heating at 72°C for 15 seconds