MILK AND MILK PRODUCTS QUIZ

Certain strains of Streptococcus lactis var. maltigenes may produce

bitter flavor

burnt or caramel flavor

none of these

acid flavor

TRUE ANSWER : ?
YOUR ANSWER : ?

Pseudomonas nigrifaciens in mildly salted butter may cause

greenish areas

pink color

black smudge

none of these

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 : ?

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

TRUE ANSWER : ?
YOUR ANSWER : ?

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

Clostridium herbarum

Clostridium sporogenes

Clostridium tyrobutyricum

None of these

TRUE ANSWER : ?
YOUR ANSWER : ?

Swelling of the can is caused primarily by

gas forming, aerobic spore formers

both (a) and (b)

none of these

gas forming, anaerobic spore formers

TRUE ANSWER : ?
YOUR ANSWER : ?

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

Lactobacillus bulgaricus

None of these

Lactobacillus acidophilus

Streptococcus thermophilics

TRUE ANSWER : ?
YOUR ANSWER : ?

A brown color in milk may result from

both (a) and (b)

Pseudomonas putrefaciens

the enzymatic oxidation of tyrosine by P. fluorescens

S. marcescens

TRUE ANSWER : ?
YOUR ANSWER : ?

The chief type of spoilage in sweetened condensed milk may be

gas formation by sucrose fermenting yeasts

mold colonies growing on the surface

All of these

thickening caused by micrococci

TRUE ANSWER : ?
YOUR ANSWER : ?

Cheese cancer of Swiss and similar cheese is caused by

none of these

Oospora aurianticum

Oospora Crustacea

Oospora caseovorans

TRUE ANSWER : ?
YOUR ANSWER : ?