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Quiz # 2

Total questions: 30

Worksheet time: 19mins

Name
Class
Date
1.

(a)   are small single-celled organisms that live in different stages.

2.

Viruses, bacteria, fungi and parasites are examples of (a)   hazards.

3.

Gaseous and toxic substances, dust and fumes are examples of (a)   hazards.

4.

(a)   hazards are hard or soft foreign objects  in  food  that  can cause illness or injury.

5.

Refrigeration stops the bacterial growth

a)

FACT

b)

MYTH

6.

Refrigeration slows but does not prevent bacterial growth.

a)

FACT

b)

MYTH

7.

It is safe to thaw frozen foods on the counter at a room temperature.

a)

FACT

b)

MYTH

8.

Room temperature thawing exposes foods to danger zone.

a)

FACT

b)

MYTH

9.

Bacteria grow easily in acidic conditions.

a)

TRUE

b)

FALSE

10.

What is the temperature danger zone (TDZ) for foods?

a)

30˚C-130˚C

b)

40˚C-140˚C

c)

30˚F-130˚F

d)

40˚F-140˚F

11.

What type of bacteria need oxygen to grow?

a)

Anaerobic

b)

Aerobic

c)

Facultative Anaerobic

d)

Microaerophilic

12.

What type of bacteria cannot survive when there is oxygen?

a)

Anaerobic

b)

Aerobic

c)

Facultative Anaerobic

d)

Microaerophilic

13.

What type of bacteria can grow with or without oxygen?

a)

Anaerobic

b)

Aerobic

c)

Facultative Anaerobic

d)

Microaerophilic

14.

What type of bacteria can grow only in a specific oxygen level of 3-6%?

a)

Anaerobic

b)

Aerobic

c)

Facultative Anaerobic

d)

Microaerophilic

15.

(a)   is the amount of water that is bound to the food and is

                            therefore available for bacterial growth.

16.

The higher the water content of foods, the greater their chance of bacterial contamination.

a)

FACT

b)

MYTH

17.

During the ________ phase, bacteria take some time adapt themselves to the new growth conditions.

a)

lag

b)

exponential

c)

stationary

d)

death

18.

During ________ phase, there is no net increase in the number of bacterial cells

a)

lag

b)

exponential

c)

stationary

d)

death

19.

During ________ phase, microorganisms start dividing at a constant rate.

a)

lag

b)

exponential

c)

stationary

d)

death

20.

During ________ phase the population of bacteria decrease in number.

a)

lag

b)

exponential

c)

stationary

d)

death

21.

Most   bacteria   prefer foods  that  are  high  in protein or carbohydrates like   meats,   poultry, seafood, dairy products, and cooked plant food, rice, beans, pasta, and baked potatoes.

a)

FACT

b)

MYTH

22.

Intoxication happens when a disease causing organism is eaten along with the food.

a)

TRUE

b)

FALSE

23.

Foodborne infection happens  when  a  living  organism multiplies  in  or  on  a  food  and produces   a   chemical   waste   or toxin.

a)

TRUE

b)

FALSE

24.

Toxin-mediated infection happens when a living organism is consumed with food and it produces toxins once inside the human body.

a)

TRUE

b)

FALSE

25.

It pertains to the number of hours between the time the person eats a contaminated food and when they first show signs of the disease.

(a)  

26.

To avoid foodborne illnesses you need to cook foods thoroughly.

a)

TRUE

b)

FALSE

27.

Always store cooked and ready to eat foods under raw products.

a)

TRUE

b)

FALSE

28.

Keep raw and ready to eat foods separate during storage to avoid cross contamination.

a)

TRUE

b)

FALSE

29.

To prevent foodborne illnesses always keep hot and cold foods hot.

a)

TRUE

b)

FALSE

30.

Temperature abuse is the condition in which foods are exposed to temperature danger zone for enough time to allow the growth of harmful microorganisms.

a)

TRUE

b)

FALSE