MILK AND MILK PRODUCTS QUIZ

all of these

worse at the middle of the milk

worse at the bottom of the milk

worse near the top of the milk

Clostridium herbarum

Clostridium sporogenes

Clostridium tyrobutyricum

None of these

slimy capsular material from the cells usually proteins

slimy capsular material from the cells usually lipids

slimy capsular material from the cells usually gums or mucins

All of these

Aeromonas hydrophila

Pseudomonas synxantha

P. mephitica

P. fragi

none of these

Pseudomonas synxantha

Pseudomonas syncyanea

Aeromonas hydrophila

Lactic streptococci and aroma forming Leuconostoc species are growing together

All of these

Streptococcus lactis and other lactis are growing together

appreciable amounts of volatile fatty acids are produced by Coliform bacteria

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

none of these

Oospora Crustacea

Oospora aurianticum

Oospora caseovorans

none of these

gas forming, anaerobic spore formers

both (a) and (b)

gas forming, aerobic spore formers

greenish areas

none of these

pink color

black smudge