Which of the following is true of botulism toxin?
A) It is inactivated when it enters the human gastrointestinal tract.
B) It is secreted when the organism enters the human intestine.
C) It is secreted by Staphylococcus aureus.
D) It is destroyed by high temperatures.
Q. 2Which of the following is true of the incubation period?
A) It increases with the size of the organism.
B) It is the same for the same genera.
C) It differs for different pathogens.
D) It changes in different climatic conditions.
Q. 3Safe handling and sanitation of food includes:
A) retaining ample moisture content in the food.
B) storing raw meat with other foods.
C) wearing gloves while processing foods.
D) storing food products at temperatures between 40 and 140F.
Q. 4Which of the following is a guideline of the FightBAC campaign?
A) Return cooked meat to the same plate used to hold the raw meat.
B) Wash raw meat and poultry with water but not fresh produce.
C) Store foods between temperatures 40 and 140F.
D) Periodically sanitize counters with a solution of liquid chlorine bleach.
Q. 5E. coliO157:H7 is an__________.
A) enteroaggregative pathogen
B) enteroinvasive pathogen
C) enterotoxigenic pathogen
D) enterohemorrhagic pathogen
Q. 6Red tide is formed when:
A) toxic substances dumped into the sea cause hemorrhaging in marine animals causing them to bleed.
B) a chain of chemical reaction occurs, turning the color of the surrounding water red.
C) marine animals kill each other as a result of which the surrounding water appears red.
D) a marine algae grows profusely and produces pigments that makes the water appear red.
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