Food spoilage Flashcards
What are the six causes of food spoilage?
Microorganisms Enzymes Insects and rodents Chemical reactions Environmental factors Time
What are perishable foods?
Foods more likely to go off
What are the signs of food spoilage?
Discolouration Changes in texture Visible mould Unplesant odour Changes in flavour
What are ambient foods?
Foods that can be stored at room temperature
Chilled foods should be stored below what temperature?
8oC
Frozen foods should be stored below what temperature?
-18oC
Hot foods should be stored above what temperature?
63oC
Is food safe to eat after the use-by date?
No
Is food safe to eat after the best before date?
Yes
What are the three categories of contamination?
Chemical
Physical
Biological
What term describes harmful bacteria?
Pathogenic
What makes a food high risk?
Moist
Ready to eat
High in protein
What is a high risk food?
Food more likely to cause food poisoning
What are the four conditions needed by bacteria to multiply?
Time
Moisture
Warmth
Food
What term describes the way bacteria multiply by growing and splitting in two?
Binary fission