food safety hygeine and poisoning Flashcards
1
Q
what is food spoilage caused by
A
enzymes
micro organisms- mold yeast fungus and bacteria
2
Q
how does food poisoning occur
A
when pathogenic bacteria multiply on food
3
Q
what are symptoms of food poisoning
A
cramps,sweating,nausea,vomiting and diarrhoea
4
Q
whatareexamples of food poisoning
A
salmonella and listeria
5
Q
where can salmonella be found
A
raw eggs
raw chicken
raw pork
6
Q
where can listeria be found
A
raw unpasteurised milk and cheese
ice cream
uncooked poultry
7
Q
what is pasteurisation
A
heating milk at 72° for 25 seconds to kill bacteria
8
Q
what can kill bacteria
A
cooking food at a minimum 85°C and stomach acids
9
Q
what conditions are needed for micro organisms to grow
A
moisture
oxygen
time
nitrogen
perfect temperature
