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Food Science and Technology QUESTION #5875
Question 1
Which packaging system is used for UHT milk to maintain commercial sterility?
  • HDPE bottles under vacuum
  • Aseptic multilayer cartons (Tetra Pak) with polyethylene/aluminum foil/paperboard✔️
  • Glass bottles sealed with metal caps
  • LDPE pouches with nitrogen flushing
Correct Answer Explanation
UHT milk requires aseptic packaging — Tetra Pak multilayer cartons are filled under sterile conditions to prevent recontamination and allow ambient storage for months.