MILK AND MILK PRODUCTS QUIZ

Acidophilus milk which is used for its therapeutic properties in intestinal disorders requires for its manufacture a pure culture of

Lactobacillus bulgaricus

Lactobacillus acidophilus

Streptococcus thermophilics

None of these

TRUE ANSWER : ?
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Surface taint in butter which is blamed on Pseudomonas putrefaciens is also called as

rabbito

putridity

none of these

both (a) and (b)

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Esters like flavors in butter are resulted from the action of

Aeromonas hydrophila

P. fragi

Pseudomonas synxantha

P. mephitica

TRUE ANSWER : ?
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Non bacterial ropiness or sliminess in milk and milk products may be due to the

sliminess resulting from the thickness of the cream

stringiness due to thin films of casein or lactalbumin during cooling

stringiness caused by mastitis and in particular by fibrin and leucocytes from the cow's blood.

All of these

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Pseudomonas nigrifaciens in mildly salted butter may cause

greenish areas

none of these

black smudge

pink color

TRUE ANSWER : ?
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Cheese cancer of Swiss and similar cheese is caused by

Oospora caseovorans

Oospora aurianticum

none of these

Oospora Crustacea

TRUE ANSWER : ?
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Certain strains of Streptococcus lactis var. maltigenes may produce

acid flavor

bitter flavor

burnt or caramel flavor

none of these

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Bacterial ropiness in milk is caused by

slimy capsular material from the cells usually proteins

All of these

slimy capsular material from the cells usually gums or mucins

slimy capsular material from the cells usually lipids

TRUE ANSWER : ?
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Swelling of the can is caused primarily by

both (a) and (b)

gas forming, anaerobic spore formers

gas forming, aerobic spore formers

none of these

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Fishiness in butter is caused by

none of these

Aeromonas hydrophila

Pseudomonas syncyanea

Pseudomonas synxantha

TRUE ANSWER : ?
YOUR ANSWER : ?