Ch. 5 - Bacteria and their Effect on Humans Flashcards

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1
Q

Which of the following bacteria cause spoilage of food?

A

Undesirable bacteria

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2
Q

Which of the following would provide favorable growth conditions for bacteria?

A

Cooked pork stored at 80 °F

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3
Q

At what temperature is rapid growth of pathogenic bacteria possible?

A

65 degrees

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4
Q

In which of the following foods bacteria may grow rapidly?

A

Low acid and neutral foods

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5
Q

What type of bacteria grows best at temperatures between 50°-110°F?

A

Mesophilic bacteria

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6
Q

It may be necessary to remove foods from refrigeration during preparation and seasoning of foods. This process:

A

Must be done as rapidly as possible

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7
Q

Which of the following is true regarding water activity level?

A

Water activity is a measure of the available water in the food for biological activity

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8
Q

Which of the following statements regarding bacteria is true?

A

Pathogenic bacteria cause disease in man

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9
Q

Which of the following foods would likely be the most shelf stable?

A

Instant coffee

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10
Q

Which of the following food is the least shelf stable?

A

Fresh meats

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11
Q

Under favorable conditions bacteria can double their population:

A

Every 20 to 30 minutes.

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