Hazards and Contaminants Flashcards Preview

Home Economics: 11.1 - Food Safety and Hygiene and HACCP > Hazards and Contaminants > Flashcards

Flashcards in Hazards and Contaminants Deck (24)
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1

What is a hazard?

Anything that can contaminate food or cause harm to the consumer

2

What are contaminants?

Substances that can enter into the food chain either unintentionally or illegally and can adversely affect the human body

3

Classify contaminants.

Biological
Chemical
Physical

4

Give an example of a biological contaminant.

Microorganisms

5

What type of contaminant are microorganisms classified under?

The are classified as a biological contaminant

6

How does contamination occur by microorganisms?
(3)

Consumption of food subjected to poor hygiene practices during storage and preparation

Consumption of undercooked meat or eggs

Cross-contamination

7

What type of contamination occurs by consumption of food subjected to poor hygiene practices during storage and preparation, consumption of undercooked meat or eggs, cross-contamination

Biological contamination occurs by microorganisms

8

List the types of chemical contaminants.
(4)

Pesticides and insecticides
Antibiotics
Industrial residues
Metal residues

9

What type of contaminant are pesticides and insecticides classified under?

Chemical contaminants

10

What type of contaminant are antibiotics classified under?

Chemical contaminants

11

What type of contaminants are industrial residues classified under?

Chemical contaminants

12

What type of contaminant are metal residues classified under?

Chemical contaminants

13

How does chemical contamination occur by pesticides and insecticides?
(2)

Consumption of fruit or veg with insecticide or pesticide residue

Consumption of water contaminated with pesticide or insecticide run-off

14

What is the effect of consuming food contaminated with microorganisms?

Toxic or infectious food poisoning

15

What are the effects of consuming food contaminated with pesticides and insecticides?
(4)

Circulatory problems
Respiratory problems
Cancer
Nervous system damage

16

How does contamination occur by antibiotics?
(2)

Consumption of meat from an animal which had antibiotics in its system when slaughtered
Consumption of milk from an animal which had antibiotics in its system when milked

17

How does contamination occur by industrial residues?

Consumption of meat, fish, eggs and milk from animals who have consumed crops grown in soil contaminated by emissions from the air or rainwater

18

What are the effects on the body of consuming food contaminated with antibiotics?
(2)

Allergic reactions to antibiotics
Resistance to antibiotics

19

What are the effects on the body of consuming food contaminated with industrial industries?
(2)

Cancer
Immune system damage

20

How do metal residues cause the contamination of food?
(2)

Consumption of crops grown in soil contaminated by emissions falling from the air or carried in rainwater
Consumption of water contaminated with lead or calcium traces from old piping

21

What are the effects of consuming food contaminated with metal residues on the body?
(4)

Nervous system damage
Immune system damage
Liver damage
Kidney damage

22

Name one type physical contaminant?

Foreign bodies

23

How do foreign bodies contaminate food?

Consumption of food subjected to poor hygiene practices during storage, preparation or cooking

24

What are the effects of consuming food contaminated with foreign bodies?

Toxic or infectious food poisoning
Chocking