Winter exam 28/11/23 Flashcards
Explain the term binary fission?
Binary fission is one bacteria doubling every 10 minuets from the temperture of 5°c to 63°c.
Who are more vunrable when in comes to pathogenic bacteria?
babies and young children - Immune systems have not fully developed.
Older citizens - Immune system is weak.
Pregnant women - carrying a baby which mean that it could get ill.
Where does bacteria come from?
Raw foods
work surfaces and equipment
food handlers
pests
soil
water
waste food and rubbish
symtoms of food poisining
diareah
stomach ache
vomiting
nausea
What is the differance between the USE BY date and the BEST BEFORE date?
Use by date - is not safe to east after the specific date.
Best before date - will probably be ok to eat after the specific dtae, but the quality may be affected.
The danger zone is when tempertures reach ___°c to ___°c
When tempertures reach up to 5°c to 63° bacteria starts to double this is known as the danger zone.
Boiling point is ___°c.
Boiling point is 100°c. (Denatured)
Average human body temperture is __°c
Average human body temperture is 37°c (Danger Zone)
Average freezer temperture is __°c
An average freezer temperture is -18°c.
Average room temperture is __°c
An average room temperture is 20°c.
Name some key low risk foods.
Dried foods
Tinned foods
Breakfast cereals
vegteble oils
Name some key high rish foods.
Eggs
Milk
Meat
Ham
Cooked rice
Average fridge temperture is __°c.
1°c to below 5°c.
What happens to bacteria exposed to tmpertures above 63°c?
De-natured (dead)
Name the 4 C’s in food hygiene
Cleaning
Cooking
Chilling
Cross contamination
Name the order of where specific food groups are keft in the fridge from the verry bottom to the top.
Salad drawer - Salad and vegetables
Bottom shelf - Raw meats (covered to prevent drips)
Middle shelf - Cooked meats
Top shelf - Dairy products
What is direct contamination?
Raw meat onto cooked meat.
What is indirect contamination?
Raw meat onto surface onto cooked meat.
What is drip contamination?
raw meat drips onto ready eat food.
What are the 5 sections of the eat well guide?
Fruit and vegtables
Potatoes, bread, rice, pasta and other scartchy carbohydrates.
Beans, pulses, fish, eggs, meat and other proteins.
Dairy and alternatives
oils and spreads
What is the designed pasta portian size?
75g
What is the designed breakfast cereal portian size?
40g
What is the designed chicken portian size?
120g
What is the designed yogurt portian size?
120g
