High acid foods with a pH above 5.3 are especially subjected to both (a) and (b) putrefaction TA spoilage flat sour spoilage TRUE ANSWER : ? YOUR ANSWER : ?
Canned sweetened condensed milk may become thickened by Micrococcus species Saccharomyces species Bacillus species Clostridium species TRUE ANSWER : ? YOUR ANSWER : ?
Canned poultry is more often spoiled by putrefactive than by Saccharolytic Clostridia Micrococcus species Saccharolytic Clostridia than by putrefactive Saccharomyces species 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 all of these imperfection in the tinning and lacquering increasing temperature of storage TRUE ANSWER : ? YOUR ANSWER : ?
Medium acid foods with a pH between 5.3 and 4.5 are likely to undergo flat sour spoilage TA spoilage putrefaction both (a) and (b) TRUE ANSWER : ? YOUR ANSWER : ?
Canned meat and fish exhibit spoilage by Saccharomyces Clostridium species both (a) and (b) Bacillus 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. pasteurianum C. butyricum C. sporogenes both (a) and (b) TRUE ANSWER : ? YOUR ANSWER : ?
Acid foods with a pH between 4.5 and 3.7 usually are spoiled by B. coagulans both (a) and (b) Saccharolytic anaerobe none of these TRUE ANSWER : ? YOUR ANSWER : ?
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 High sugar content Plant equipment TRUE ANSWER : ? YOUR ANSWER : ?
Which of the following species can cause bitterness, acidity and curdling in canned milk, cream and evaporated milk? Bacillus Clostridium both (a) and (b) Saccharomyces TRUE ANSWER : ? YOUR ANSWER : ?