Past Paper Short Questions Flashcards
(47 cards)
Two biological functions and sources of vitamin A
Production of rhodopsin and antioxidant - counteract affect of free radicals
Carrots and red peppers
What’s the role of lactic acid bacteria in the production of cheese
A starter culture of lactic acid bacteria is added which converts lactose to lactic acid, which acts as a preservative and add flavours
What’s the role of rennet in cheese production
Contains enzyme rennin which converts caseinogen to casein, and forms curds and whey
Identify two contaminants, their source and effect
- Microorganism: undercooked meat: food poisoning
- Foreign bodies: poor storage and prep: food poisoning
Example of toxic food poisoning
Clostridium botulinum
What is the underlying principle of sugar in jam making
Acts as a preservative as it draws water out of cells by osmosis and hence extends the shelf life
Identify on e voluntary consumer protection agency and their role
Advertising standards authority of ireland (ASAI)
Promote standard of advertising
Ensures advertisements are legal, honest, decent and truthful
What is the function of the condenser in the fridge
Changes a gaseous refrigerant into liquid which is sent to the evaporator
What the function of the evaporator in the fridge
Uses heat from fridge cabinet to covert liquid refrigerant to gas
What are two features of the current national housing policy
BER ratings on all houses for sale and rent
Help to buy scheme
Two ways consumers can be more environmentally friendly when choosing electrical goods
Electrical with option to reduce temperature
Electrical good with eco mode or similar
Table of digestion of lipid by pancreatic juice
Lipase
Lipid
3 fatty acids and a glycerol
3 sectors in irish food industry and example of food export
Mariculture: cod
Dairy: milk
Meat and livestock: poultry
What is an added value food and example
Raw products modified or enhanced to have a higher market value and or shelf life
Example: cook chill
3 factors to consider when choosing savings scheme
Acces to funds, interest rates and tax payable
2 factors to consider when choosing household textiles
Personal preference, like and dislikes
Suitability of purpose
One cause of water pollution, effect and reduction measure
Industrial waste
Illness
Reduce chemical fertilisers and pesticides
Explain the term basal metabolic rate
Minimum amount of energy required for the body to function at rest, for example function of internal organs and maintaining body temperature at 37 degrees
Two chemical changes occurs when food is cooked
Maillard and dextrinisation
One sensory analysis test
Paired preference test
Explain two types of mortgage interest rates
Fixed rate: Does not vary throughout repayments, borrower knows exactly how much is to be repaid each time.
Variable rate: fluctuates depending on the European Central Bank. The borrower pays more if interest rates increase and vice versa
What is interest payable in a savings scheme
Interest earned on money deposited to a savings scheme, rates will vary on the institution and the scheme, but typically higher rates for longer term savings
What is access to funds in a savings scheme
Certain schemes require you to keep the money in the account for a certain perdió of time before you can naces it again, their can be penalties for early withdrawals
2 properties of protein
Coagulation
Maillard reaction
