Question

Meats stored in _____ environment have a better color than _____

(a) CO2, O2

(b) O2, CO2

(c) CO2, N2

(d) N2, O2

I have been asked this question in an internship interview.

The query is from Principles of Refrigerated Gas Storage of Foods-2 topic in chapter Food Preservation, Principles of Fresh Food Storage,  Principles of Refrigerated Gas Storage of Foods and Principles of Food Freezing of Food Engineering

Answer 1

Right option is (b) O2, CO2

Explanation: Meats stored in O2 environment have a better color than CO2. This is because auto-oxidation of myoglobin in the meat takes place which is responsible for the fresh color.