MILK AND MILK PRODUCTS QUIZ

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

rabbito

none of these

both (a) and (b)

putridity

TRUE ANSWER : ?
YOUR ANSWER : ?

A brown color in milk may result from

Pseudomonas putrefaciens

both (a) and (b)

S. marcescens

the enzymatic oxidation of tyrosine by P. fluorescens

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

Alcaligenes metalcaligenes

all of these

P. fragi

TRUE ANSWER : ?
YOUR ANSWER : ?

Fishiness in butter is caused by

Pseudomonas synxantha

Aeromonas hydrophila

none of these

Pseudomonas syncyanea

TRUE ANSWER : ?
YOUR ANSWER : ?

Certain strains of Streptococcus lactis var. maltigenes may produce

bitter flavor

burnt or caramel flavor

none of these

acid flavor

TRUE ANSWER : ?
YOUR ANSWER : ?

Bulgarian butter milk is made with the help of

Streptococcus lactis

Streptococcus thermophilus

Lactobacillus bulgaricus

S. cremoris

TRUE ANSWER : ?
YOUR ANSWER : ?

Swelling of the can is caused primarily by

gas forming, aerobic spore formers

gas forming, anaerobic spore formers

both (a) and (b)

none of these

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 : ?

Bacterial ropiness in milk is caused by

slimy capsular material from the cells usually gums or mucins

slimy capsular material from the cells usually proteins

All of these

slimy capsular material from the cells usually lipids

TRUE ANSWER : ?
YOUR ANSWER : ?

The acidity may be described as "aromatic" when

All of these

Streptococcus lactis and other lactis are growing together

appreciable amounts of volatile fatty acids are produced by Coliform bacteria

Lactic streptococci and aroma forming Leuconostoc species are growing together

TRUE ANSWER : ?
YOUR ANSWER : ?