MILK AND MILK PRODUCTS QUIZ

P. fragi

Pseudomonas synxantha

P. mephitica

Aeromonas hydrophila

Pseudomonas fluorescens

none of these

both (a) and (b)

A. viscolactis

Streptococcus thermophilics

None of these

Lactobacillus bulgaricus

Lactobacillus acidophilus

gray to brownish color in milk

bluish gray to brownish color in milk in its pure form

yellow color in milk

brownish color to bluish gray in milk in its pure form

All of these

gas formation by sucrose fermenting yeasts

thickening caused by micrococci

mold colonies growing on the surface

both (a) and (b)

rabbito

none of these

putridity

All of these

slimy capsular material from the cells usually proteins

slimy capsular material from the cells usually gums or mucins

slimy capsular material from the cells usually lipids

worse near the top of the milk

all of these

worse at the bottom of the milk

worse at the middle of the milk

Oospora caseovorans

none of these

Oospora aurianticum

Oospora Crustacea

Clostridium sporogenes

None of these

Clostridium herbarum

Clostridium tyrobutyricum