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Food spoilage and contamination - Microorganisms (Where are they found…
Food spoilage and contamination - Microorganisms
Where are they found
Clothes/packaging
Sewage
Rubbish/dirt/soil
Water/food
People/animals
Air/dust
Equipment/surfaces
Food spoilage
Three groups of microorganisms that cause food poisoning they are bacteria, moulds and yeasts
Contamination
Microorganisms make it unfit to eat so it is contaminated
Pathogenic
Make foods unsafe and cause food poisoning
Food poisoning
Food that causes this have been spoilt by harmful bacteria, moulds and yeasts
Enzymes
Natural substance that is found in foods and everything living
High risk foods
Bacteria grows well in these foods as they are moist and have lots of nutrients such as meat
Catalysts
Type of enzyme that speeds up reactions
Microorganisms
Tiny forms of life, both plants and animals only seen under a microscope