storage and preservation of food Flashcards
What does it mean that a food item has a shelf life
It means that that particular food starts deteriorating for spoiling after a certain period of time due to chemical and biological changes happening to it
Name of few environmental factors that affect the shelflife of food
Temperature humidity attack of bacteria
A few household methods of storage of food
Cleaning of food and storing them in appropriate containers at ideal temperatures
When do strawberries mangoes and lychees grow
Strawberries December to January
mangoes April to May
lychees May to June
Which season does broccoli growing
Monsoon
Which are the vegetables that grow in winter
Green leafy vegetables carrots and green peas 
When do bottle gods grow
The summer season
Name the stages in which the food food must be protected
Storage preparation serving and also purchasing
What is food hygiene
Handling of food in a way that will keep it safe and free from all contaminants
What are the four Essentials of food hygiene
purchases of food,
food storage
food preparation of food and
serving of food
When we purchase fruits and vegetables we should ensure their
They are fresh good colour and desirable flavour
What should we be wary of when we purchased food
Gals browned ending of skin shrunken shrivelled or injured fruit
What are the main enemies of food in the kitchen
Rads flies and cockroaches weevils and dirt
Few chemicals that should be used for storage places
Gammaxene or DDT
Where should did DDT Or , Maxine magma be sprayed
Under the layers of paper or plastic sheets
When was perishable food be stored
In ice boxes or refrigerator
What is required in storage spaces to prevent the spoilage of food
Regular and thorough cleaning
The factors affecting the safety of food at home
Cleanliness in the kitchen
Hygienic handling of food
Personal hygiene
Cooking food well because political food is often left on Eden Ann Eden
And purchasing and cooking of food should be in accordance with the requirement
Why is it important to maintain personal hygiene while handling food
To prevent football diseases illnesses and food poisoning
Methods for personal hygiene
Washing of hands with antibacterial soap
Avoiding long nails and nail polish
Very no hand jewelleryg
And wearing a clean
What is perishability
The quickness with which food get spoiled
What are perishable foods
The food that can be kept at room temperature for only a few hours or up to 1 to 2 days example milk and milk products fish fruits and cooked food
Why should this be wrapped with aluminium or plastic wrap
To prevent loss of colour texture and flavour and nutrients
What is the semi perishable foods
Can we store for a couple weeks or even a month or two without any sign of spoilage
What are non-perishable foods
Foods that will be kept can you get Home1 so years without winning
What are convenience foods
Please are the food products in which the significant portions of the food preparation has been transferred from the kitchen to the processing plant
What is the Advantages convenience food
Increase shelflife, come in handy during travelling or in places where certain food items are not available, easy to prepare and process
PDisadvantagesof convenience food
Heavily processed and lost the nutritive value, laden with saturated fat sugar and sodium and out of no need to divide your unhealthy
Examples of preservation of food
Pickling addition of salt sugar spices oils refrigeration addition of chemicals
Process helps to prevent discolouration of food items
sun drying
What is putrefaction
Process of decay is delayed and food items are preserved for a longer period than normal
What is the present it is used for squashes and catch up
Sodium benzoate or potassium metabisulphite
Preservation of a preservative is used for pickling and curing of meat and fish
Sort
Which resonated with used for storing vegetables like cabbage and peas beans
Salt
How much percent do jellies have a sugar content
60 to 70%
Which are the natural alternative is to synthetic preservatives
Spices like cinnamon clove pepper balls and saffron
How do these spices act as preservatives what are the compounds that it contains
Chemical compounds like phenylptopanoids, terpenes, flavonoids and anthocyanins which helps in their antimicrobial and antioxidant properties
What are the spices that is used as president is in foods such as processed meat and pickles
Cumin also called cumin aldehyde, clove eugenol, cinnamon cinnamon aldehyde
How does oil art as a preservative
It acts as a preservative and prevents spoilage by isolating the food from the air
The use of benzoic acid
Increases concentration of carbon dockside in the medium, more effective against is that moles
I am a crystalline salt used for preservation
Potassium metabisulphite
Fruits and vegetables of what colour should be preserved by the use of sodium benzoate and why
Red or purple colour because anthocyanin gives this colour to fruits and gets discoloured in the presence of sulphur dioxide and therefore cannot be used with potassium metabisulphite
What does salt act as a preservative
This is the availability of free water by soaking it up
Ghee or oil and butter be stored in airtight containers
Yes otherwise if they exposed it can make them rancid 
Examples of convenience foods
James Jolly is cancelled pickles ready-made snacks
What type of food is vermicelli
Semi-perishable
Are pulses nonperishable
Yeah
Millet seeds semi-perishable
No they are non-perishable
Which what type of vegetables on freezing destroy its texture
So vegetables like spinach tomatoes and cucumbers have high water content and therefore they destroy in freezing temperatures
