Which of the Following Methods of Preserving Food Sterilizes It

Question

Which of the following methods of preserving food sterilizes it?
A) canning
B) pasteurization
C) drying
D) gamma radiation
E) lyophilization

Accepted Answer

Gamma radiation is a method of food preservation that sterilizes food by exposing it to high levels of ionizing radiation. This radiation kills bacteria, viruses, and other microorganisms that can cause food spoilage and illness.