MILK AND MILK PRODUCTS QUIZ

An alkaline reaction in milk is caused by the alkali formers bacteria as

A. viscolactis

none of these

both (a) and (b)

Pseudomonas fluorescens

TRUE ANSWER : ?
YOUR ANSWER : ?

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

Clostridium tyrobutyricum

Clostridium herbarum

None of these

Clostridium sporogenes

TRUE ANSWER : ?
YOUR ANSWER : ?

The chief type of spoilage in sweetened condensed milk may be

All of these

thickening caused by micrococci

mold colonies growing on the surface

gas formation by sucrose fermenting yeasts

TRUE ANSWER : ?
YOUR ANSWER : ?

Esters like flavors in butter are resulted from the action of

P. fragi

Pseudomonas synxantha

Aeromonas hydrophila

P. mephitica

TRUE ANSWER : ?
YOUR ANSWER : ?

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

S. marcescens

Pseudomonas syncyanea

Pseudomonas synxantha

both (a) and (b)

TRUE ANSWER : ?
YOUR ANSWER : ?

Certain strains of Streptococcus lactis var. maltigenes may produce

acid flavor

bitter flavor

none of these

burnt or caramel flavor

TRUE ANSWER : ?
YOUR ANSWER : ?

Ropiness caused by Enterobacter usually is

worse at the middle of the milk

worse at the bottom of the milk

worse near the top of the milk

all of these

TRUE ANSWER : ?
YOUR ANSWER : ?

Pseudomonas syncyanea produces a

bluish gray to brownish color in milk in its pure form

brownish color to bluish gray in milk in its pure form

yellow color in milk

gray to brownish color in milk

TRUE ANSWER : ?
YOUR ANSWER : ?

Bulgarian butter milk is made with the help of

Lactobacillus bulgaricus

S. cremoris

Streptococcus thermophilus

Streptococcus lactis

TRUE ANSWER : ?
YOUR ANSWER : ?

Fishiness in butter is caused by

none of these

Pseudomonas synxantha

Aeromonas hydrophila

Pseudomonas syncyanea

TRUE ANSWER : ?
YOUR ANSWER : ?

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