MILK AND MILK PRODUCTS QUIZ

Lactobacillus acidophilus

None of these

Streptococcus thermophilics

Lactobacillus bulgaricus

Alcaligenes metalcaligenes

Pseudomonas

all of these

P. fragi

both (a) and (b)

putridity

none of these

rabbito

Pseudomonas synxantha

none of these

Pseudomonas syncyanea

Aeromonas hydrophila

yellow color in milk

bluish gray to brownish color in milk in its pure form

brownish color to bluish gray in milk in its pure form

gray to brownish color in milk

worse at the bottom of the milk

worse at the middle of the milk

worse near the top of the milk

all of these

black smudge

pink color

greenish areas

none of these

bitter flavor

none of these

burnt or caramel flavor

acid flavor

sliminess resulting from the thickness of the cream

stringiness caused by mastitis and in particular by fibrin and leucocytes from the cow's blood.

All of these

stringiness due to thin films of casein or lactalbumin during cooling

Clostridium tyrobutyricum

Clostridium herbarum

Clostridium sporogenes

None of these