Question

E. coli O157:H7, a common foodborne pathogen, causes kidney failure and even death due to the production of:

Question 40 options:

	endotoxin
	exotoxion
	verotoxin (i.e.,shiva-like toxin)
	high fever

Question 41 (1.25 points)

Which bacterial pathogen is NOT be transmitted by person-to-person direct contact?

Question 41 options:

	Staphylococcus aureus
	Streptococcus pyogenes
	Neisseria gonorrhea
	Chlamydia trachomatis

Of the viral infections listed below which one is NOT transmitted through direct person-to-person contact?

Question 42 options:

	HPV
	HSV-1 and 2
	Hepatitis B
	Rubella

Question 43 (1.25 points)

Genetically engineered microbes are used to produce which of the following?

Question 43 options:

	some antibiotics
	biofuels including ethanol and hydrogen
	enzymes that break down petroleum-based pollutants
	all of the above

Question 44 (1.25 points)

_________ refers to illness caused by to consumption of food contaminated with viable bacterial populations, whereas ________ refers to the illness due to ingestion of food containing bacterial toxins.

Question 44 options:

	food infection / food poisoning
	food poisoning / food infection
	Both states refer to food poisoning.
	Both states refer to food infection

The most common way to quantify microbes from food and dairy samples is by:

Question 46 options:

	plate / viable count
	ELISA
	fluorescent antibody test
	turbidity

Question 47 (1.25 points)

If an antibiotic disables the ability of bacterial ribosomes to recognize start codons, which process is disrupted?

Question 47 options:

	transcription
	translation
	replication
	supercoiling

Question 48 (1.25 points)

Which of the following can facilitate spread of a common-source epidemic?

Question 48 options:

	sneezing
	sharing a beverage glass
	contaminated lettuce
	tick bites

Answer 1

Answer :

E. coli O157:H7, a common foodborne pathogen, causes kidney failure and even death due to the production of:

Answer :

Q. 41.Which bacterial pathogen is NOT be transmitted by person-to-person direct contact?

Answer :Neisseria gonorrhea

Q. 42.Of the viral infections listed below which one is NOT transmitted through direct person-to-person contact?

Answer : Hepatitis B

Q. 43.Genetically engineered microbes are used to produce which of the following?

Answer :all of the above

Q. 44.________ refers to illness caused by to consumption of food contaminated with viable bacterial populations, whereas ________ refers to the illness due to ingestion of food containing bacterial toxins.

Answer : both states refers to food poisoning

Q. 46.The most common way to quantify microbes from food and dairy samples is by:

Answer :plate /viable count

Q. 47.If an antibiotic disables the ability of bacterial ribosomes to recognize start codons, which process is disrupted?

Answer : translation

Q. 48.Which of the following can facilitate spread of a common-source epidemic?

Answer :sneezing