Question

Which of the following sentences is NOT true?

(a) Bacteria can be killed by treating with heat, both, dry and moist heat treatment

(b) Cell protein coagulates in the absence of air

(c) Order of death by moist heat is logarithmic in nature

(d) None of the mentioned

The question was asked at a job interview.

Question is taken from Principles of Food Preservation by Canning-1 in division Principles of Food Preservation by Canning and Drying and Principles of Food Concentrates of Food Engineering

Answer 1

The correct answer is (b) Cell protein coagulates in the absence of air

To elaborate: Cell protein does NOT coagulate in the absence of air.