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 C. pasteurianum both (a) and (b) C. butyricum 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 both (a) and (b) C. butyricum TRUE ANSWER : ? YOUR ANSWER : ?
Sulfur stinker spoilage, caused by is uncommonly found in any of these low acid foods high acid foods medium acid foods TRUE ANSWER : ? YOUR ANSWER : ?
The ability of B. coagulans to grow in tomato juice depends upon the all of these the pH of the juice the availability of oxygen number of spores present TRUE ANSWER : ? YOUR ANSWER : ?
Canned poultry is more often spoiled by Saccharolytic Clostridia than by putrefactive Micrococcus species Saccharomyces species 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 Clostridium both (a) and (b) Bacillus 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%? All of these Citromyces Aspergillus Penicillium 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 : ?
Medium acid foods with a pH between 5.3 and 4.5 are likely to undergo TA spoilage flat sour spoilage putrefaction both (a) and (b) 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 : ?