The presence of viable non-spore forming bacteria in heat process canned foods indicates leakage of the container. Which of the following is responsible for the spoilage of leaky cans? Highly acidic medium Cooling water Plant equipment High sugar content TRUE ANSWER : ? YOUR ANSWER : ?
The putrifactive anaerobes grow best in the any of these high acid canned foods medium acid canned foods low acid canned foods TRUE ANSWER : ? YOUR ANSWER : ?
Canned poultry is more often spoiled by putrefactive than by Saccharolytic Clostridia Saccharolytic Clostridia than by putrefactive Saccharomyces species Micrococcus species TRUE ANSWER : ? YOUR ANSWER : ?
The butyric acid type of fermentation in acid or medium acid foods, with swelling of the container by the carbon dioxide and hydrogen gas is caused by C. sporogenes both (a) and (b) C. butyricum C. pasteurianum TRUE ANSWER : ? YOUR ANSWER : ?
Sulfur stinker spoilage, caused by is uncommonly found in any of these medium acid foods low acid foods high acid foods TRUE ANSWER : ? YOUR ANSWER : ?
The most important kind of chemical spoilage of canned foods is the hydrogen swell which is favored by increasing acidities of foods imperfection in the tinning and lacquering increasing temperature of storage all of these TRUE ANSWER : ? YOUR ANSWER : ?
Medium acid foods with a pH between 5.3 and 4.5 are likely to undergo flat sour spoilage both (a) and (b) putrefaction TA spoilage TRUE ANSWER : ? YOUR ANSWER : ?
High acid foods with a pH < 3.7 undergo spoilage by both (a) and (b) B. coagulans do not undergo spoilage by microorganisms Saccharolytic anaerobe TRUE ANSWER : ? YOUR ANSWER : ?
The ability of B. coagulans to grow in tomato juice depends upon the the availability of oxygen the pH of the juice number of spores present all of these TRUE ANSWER : ? YOUR ANSWER : ?
High acid foods with a pH above 5.3 are especially subjected to flat sour spoilage both (a) and (b) putrefaction TA spoilage TRUE ANSWER : ? YOUR ANSWER : ?