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(s) is/are porteolytic or putrefactive decomposing proteins with the production of malodorous compounds such as H2S, mercaptans, ammonia, indole and skatole? C. sporogenes C. putrifaciens C. butyricum both (a) and (b) TRUE ANSWER : ? YOUR ANSWER : ?
Which of the following strain(s), that grow in the jellies and candid fruits, are able to grow in sugar concentration upto 67.5%? Citromyces Penicillium Aspergillus All of these TRUE ANSWER : ? YOUR ANSWER : ?
Which of the following species can cause bitterness, acidity and curdling in canned milk, cream and evaporated milk? Bacillus Saccharomyces Clostridium both (a) and (b) TRUE ANSWER : ? YOUR ANSWER : ?
The ability of B. coagulans to grow in tomato juice depends upon the number of spores present the pH of the juice all of these the availability of oxygen TRUE ANSWER : ? YOUR ANSWER : ?
Medium acid foods with a pH between 5.3 and 4.5 are likely to undergo putrefaction flat sour spoilage both (a) and (b) TA spoilage TRUE ANSWER : ? YOUR ANSWER : ?
Sulfur stinker spoilage, caused by is uncommonly found in any of these high acid foods medium acid foods low acid foods TRUE ANSWER : ? YOUR ANSWER : ?
High acid foods with a pH above 5.3 are especially subjected to both (a) and (b) flat sour spoilage putrefaction TA spoilage 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 <5.3 >4.5 TRUE ANSWER : ? YOUR ANSWER : ?
Acid foods with a pH between 4.5 and 3.7 usually are spoiled by both (a) and (b) Saccharolytic anaerobe B. coagulans none of these TRUE ANSWER : ? YOUR ANSWER : ?