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 : ?
Canned meat and fish exhibit spoilage by Bacillus species both (a) and (b) Clostridium species Saccharomyces 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? Plant equipment Highly acidic medium Cooling water High sugar content TRUE ANSWER : ? YOUR ANSWER : ?
Canned poultry is more often spoiled by Micrococcus species Saccharomyces species Saccharolytic Clostridia than by putrefactive putrefactive than by Saccharolytic Clostridia TRUE ANSWER : ? YOUR ANSWER : ?
Which of the following species can cause bitterness, acidity and curdling in canned milk, cream and evaporated milk? Saccharomyces Bacillus Clostridium both (a) and (b) TRUE ANSWER : ? YOUR ANSWER : ?
Acid foods with a pH between 4.5 and 3.7 usually are spoiled by none of these both (a) and (b) Saccharolytic anaerobe B. coagulans TRUE ANSWER : ? YOUR ANSWER : ?
The canned acid foods such as pineapple, tomatoes and pears have been found spoiled by C. pasteurianum. Such spoilage is more likely when the pH of the food is <5.3 <4.5 >4.5 >5.3 TRUE ANSWER : ? YOUR ANSWER : ?
Which of the following(s) is/are porteolytic or putrefactive decomposing proteins with the production of malodorous compounds such as H2S, mercaptans, ammonia, indole and skatole? C. putrifaciens C. butyricum both (a) and (b) C. sporogenes TRUE ANSWER : ? YOUR ANSWER : ?
The most important kind of chemical spoilage of canned foods is the hydrogen swell which is favored by increasing temperature of storage all of these imperfection in the tinning and lacquering increasing acidities of foods TRUE ANSWER : ? YOUR ANSWER : ?
High acid foods with a pH above 5.3 are especially subjected to both (a) and (b) TA spoilage putrefaction flat sour spoilage TRUE ANSWER : ? YOUR ANSWER : ?