MILK AND MILK PRODUCTS QUIZ

Pseudomonas nigrifaciens in mildly salted butter may cause

none of these

black smudge

pink color

greenish areas

TRUE ANSWER : ?
YOUR ANSWER : ?

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

Streptococcus thermophilics

Lactobacillus acidophilus

Lactobacillus bulgaricus

None of these

TRUE ANSWER : ?
YOUR ANSWER : ?

Which of the following species of Clostridium is responsible for formation of dark green to black colours in cheese?

Clostridium sporogenes

Clostridium herbarum

Clostridium tyrobutyricum

None of these

TRUE ANSWER : ?
YOUR ANSWER : ?

Cheese with too low an acidity because of the addition of cream or the failure of the starter often is made gelatinous or slimy by

Pseudomonas

P. fragi

all of these

Alcaligenes metalcaligenes

TRUE ANSWER : ?
YOUR ANSWER : ?

The yoghurt is made from

S. cremoris

mixed culture of (a) and (b)

Lactobacillus bulgaricus

Streptococcus thermophilus

TRUE ANSWER : ?
YOUR ANSWER : ?

Fishiness in butter is caused by

Pseudomonas synxantha

none of these

Pseudomonas syncyanea

Aeromonas hydrophila

TRUE ANSWER : ?
YOUR ANSWER : ?

A yellow color in the creamy layer of milk may be caused by

Pseudomonas synxantha

Pseudomonas syncyanea

S. marcescens

both (a) and (b)

TRUE ANSWER : ?
YOUR ANSWER : ?

Bulgarian butter milk is made with the help of

Streptococcus lactis

Lactobacillus bulgaricus

S. cremoris

Streptococcus thermophilus

TRUE ANSWER : ?
YOUR ANSWER : ?

A brown color in milk may result from

S. marcescens

both (a) and (b)

Pseudomonas putrefaciens

the enzymatic oxidation of tyrosine by P. fluorescens

TRUE ANSWER : ?
YOUR ANSWER : ?

Surface taint in butter which is blamed on Pseudomonas putrefaciens is also called as

none of these

rabbito

putridity

both (a) and (b)

TRUE ANSWER : ?
YOUR ANSWER : ?

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