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Food Contaminants

Total questions: 43

Worksheet time: 27mins

Name
Class
Date
1.

Food safety is the practice of handling food in ways that prevent contamination or spoilage.

a)

True

b)

False

2.

What should be done if there is ANY doubt regarding the quality and safety of food?

a)

Take a bite to test the food item.

b)

The food item must be immediately thrown out, and the disposal recorded.

c)

Remove any part of the food item that is compromised, then it will be safe to use.

3.

Match the contaminant with the appropriate category: Animal bones

a)

Biological

b)

Chemical

c)

Physical

4.

Match the contaminant with the appropriate category: Rocks/stones

a)

Biological

b)

Chemical

c)

Physical

5.

Match the contaminant with the appropriate category: Cleaning supplies

a)

Biologial

b)

Chemical

c)

Physical

6.

Match the contaminant with the appropriate category: Bacteria

a)

Biological

b)

Chemical

c)

Physical

7.

Microorganisms can easily be seen by the human eye, and present no danger to the safety of food.

a)

True

b)

False

8.

A contaminant is any microorganism or substance that can contaminate food or preparation equipment. Contaminants can be biological, physical or chemical.

a)

True

b)

False

9.

Match the contaminant with the appropriate category: Broken glass

a)

Biological

b)

Chemical

c)

Physical

10.

Jewelry on the arms and hands can contribute to physical hazards in foods.

a)

True

b)

False

11.

Match the contaminant with the appropriate category: Pesticides

a)

Biological

b)

Chemical

c)

Physical

12.

Using a knife to cut raw chicken on a cutting board would make it unsanitary to use on other foods due to cross contamination.

a)

True

b)

False

13.

Match the contaminant with the appropriate category: Parasites

a)

Biological

b)

Chemical

c)

Physical

14.

Match the contaminant with the appropriate category: Virus

a)

Biological

b)

Chemical

c)

Physical

15.

Farmer’s crops becoming contaminated by pesticides is an example of direct contamination.

a)

True

b)

False

16.

Pouring used grease down the sink could clog pipes, and contaminate the water system.

a)

True

b)

False

17.

Match the contaminant with the appropriate category: Soaps

a)

Biological

b)

Chemical

c)

Physical

18.

The proper procedure for washing hands is to use warm/hot, soapy water for a minimum of 2 minutes, and dry with a disposable towel.

a)

True

b)

False

19.
What type of contaminant is this?
a)
Physical
b)
Chemical
c)
Biological
20.
What type of contaminant is this?
a)
Physical
b)
Chemical
c)
Biological
21.
What type of contaminant is this?
a)
Physical
b)
Chemical
c)
Biological
22.
What type of contaminant is this?
a)
Physical
b)
Chemical
c)
Biological
23.
What type of contaminant is this?
a)
Physical
b)
Chemical
c)
Biological
24.
What type of contaminant is this? (fingernail)
a)
Physical
b)
Chemical
c)
Biological
25.
What type of contaminant is this? (Ammonia)
a)
Physical
b)
Chemical
c)
Biological
26.
What type of contaminant is this?
(sick person sneezes on your food)
a)
Physical
b)
Chemical
c)
Biological
27.
What type of contaminant is this?
a)
Physical
b)
Chemical
c)
Biological
28.
What type of contaminant is this?
a)
Physical
b)
Chemical
c)
Biological
29.

Marlene put a large stock pot on the shelf below the dishwasher detergent. What risk of contamination is presented by this situation? (4.4)

a)

There is no risk of contamination.

b)

There is a risk of physical contamination to the dishwasher detergent.

c)

There is a risk of chemical contamination to food later cooked in the stock pot.

d)

There is a risk of biological contamination through poor personal hygiene of the person washing dishes.

30.

Jack ripped open a box of lettuce, and two staples flew off. What kind of contamination may occur in this situation? (4.4)

a)

physical

b)

no contamination is likely to occur in this case

c)

chemical

d)

biological

31.

When transferring a cleaning chemical to a spray bottle, you must _______. (4.4)

a)

label the spray bottle.

b)

put the spray bottle next to the grill.

c)

store it in the cooler.

d)

mix the chemical with water in the new bottle.

32.
Biological contaminants consist of
a)
Viruses, Parasites, Fungi, Bacteria
b)
Cleaners, Sanitizers, Polishes
c)
Glass, Dirt, Bag Ties
d)
Science, Chemistry, Biology
33.
Chemical contaminants consist of
a)
Viruses, Parasites, Fungi, Bacteria
b)
Cleaners, Sanitizers, Polishes
c)
Glass, Dirt, Bag Ties
d)
Science, Chemistry, Biology
34.

True or False: When cutting it is okay to be crowded.

a)

True

b)

False

35.

True or False: You should always hand wash your knives.

a)

True

b)

False

36.

Why should you never wash knives in the dishwasher?

a)

Hot water dulls the blade

b)

The knife's handle can rot

c)

Rivets can become loose

d)

All of the above

37.
You are more likely to cut yourself with a sharp knife than a dull knife. 
a)
True
b)
False
38.
Toby places a damp washcloth under his cutting board to steady it. 
a)
good idea
b)
bad idea
39.
Never leave your knife in:
a)
a knife block
b)
soapy water in the sink
40.
What is true about knife safety? 
a)
Never catch a falling knife
b)
Carry a knife pointing up
c)
Place a knife in a sink filled with water
d)
Use a dull knife
41.
How should a knife be carried? 
a)
Carry the knife at your side with the point down
b)
Carry the knife by holding the back of the blade to hand off to the dishwasher.
c)
Carry the knife at your side with the point up.
d)
Transport the knife on a cutting board. 
42.

Look at this picture is this the corect way to hold the food as you are cooking?

a)

Correct

b)

Incorrec t

43.
The tool chefs use to sharpen a knife is called:
a)
whet stone
b)
steel
c)
grinder
d)
sharpener