WorksheetsJam and Jelly Making Quiz
Total questions: 31
Worksheet time: 16mins
What is the primary cause of runny jam?
Overcooking
Excess sugar
Low pectin content
High acidity
What is the shelf life of properly sealed and stored homemade jam?
1-2 weeks
3-6 months
1-2 years
5 years
Which of the following factors affects the shelf stability of fruit preserves?
Water content
Sugar concentration
pH level
All of the above
What happens when the jam is undercooked?
It becomes too thick
It fails to set properly
It crystallizes
It turns bitter
What is the role of citric acid in jam production?
It prevents crystallization
It increases sweetness
It adjusts the pH for proper gel formation
It preserves the color
Why is it important to sterilize jars before filling them with jam?
To prevent crystallization
To extend shelf life
To enhance flavor
To reduce sugar content
What is the correct definition of 'crinkles'?
To tremble or shake
Wrinkles
Round and plump
A film covering jelly
What is the normal method of expressing chlorine levels in sanitizing solutions?
PPM
Celsius
Liters
Milliliters
What is the correct ratio of sugar to juice when making jelly?
1 cup sugar per cup of juice
¾ to 1 cup sugar per cup of juice
½ to ¾ cup sugar per cup of juice
2 cups sugar per cup of juice
What should be done before adding sugar when making jam?
Add the sugar immediately
Cook the pulp until soft
Strain the pulp
Skim the surface of the pulp
What is the correct temperature at which marmalade reaches its jellying point?
100°C
95°C
110°C
104°C
What is a salinometer used for?
Measuring the temperature of syrup
Measuring the salt concentration of a brine
Measuring the sugar concentration in jam
Measuring the weight of fruit
What is the first step in cooking jelly?
Boil the sugar with juice
Skim the scum
Measure the sugar and add to juice
Pour the jelly into jars
Why should sugar not be added too early when making jam?
It makes the jam too sweet
It prevents the fruit from softening
It causes the fruit to ferment
It reduces the cooking time
What is the importance of removing air bubbles when making preserves?
To make the product look better
To prevent contamination and spoilage
To increase the shelf life
To prevent the syrup from thickening
Why should jars be placed upside down after sealing?
To test for leakage
To mix the ingredients inside
To speed up the cooling process
To sterilize the jar further
What happens if the fruit is not covered with syrup while making preserves?
The fruit will become hard and dry
The fruit will absorb too much syrup
The preserve will be too sweet
The syrup will evaporate
How can you tell when jam has reached its setting point?
When it begins to boil
When it is thick and holds shape
When it forms scum
When the color changes
If a batch of jelly has too much scum on top, what should be done?
Cook it longer
Skim it off with a clean wooden spoon
Add more sugar
Let it sit until the scum dissolves
A food technician wants to check the accuracy of a thermometer. What process should be followed?
Calibrate the thermometer
Disinfect the thermometer
Sanitize the thermometer
Label the thermometer
A student needs to sterilize jars for jam production. What is the correct step?
Wash them with cold water
Boil them in water for 25 minutes
Dry them with a cloth
Pour the jam directly without sterilizing
Why is it important to sanitize equipment before making jam?
To prevent bacteria from contaminating the product
To help the jam cook faster
To make the equipment look clean
To change the flavor of the jam
If a person wants to make thin syrup for preserves, what ratio of water to sugar should they use?
2 cups water to 1 cup sugar
3 cups water to 1 cup sugar
1 cup water to 1 cup sugar
½ cup water to 1 cup sugar
Which of the following is the most critical step in making jellies to ensure proper consistency?
Measuring the correct amount of sugar
Cooking rapidly without stirring
Straining the mixture multiple times
Letting it sit at room temperature
If a jam appears too watery after cooking, what could be the possible cause?
Too much sugar was used
The scum was not removed properly
The fruit pulp was not cooked long enough before adding sugar
The jars were not sterilized
A farmer is making marmalade and is unsure how much sugar to add. What should be considered?
The fruit's protein and acid content
The temperature of the boiling syrup
The number of jars available
The color of the fruit
Why is it necessary to determine the unit cost of the product?
to have a plenty of sales
to know the cost of the product
to have profit in selling
to know the price at which one sells her product
How will you determine the unit cost of a certain product?
cost of the production divided by number of servings
cost of the production divided by number of servings sold
cost of the production minus sales
cost of the production plus profit
How much is the net profit of the total sales is 235.25 php and the cost of the product is 155.50 php?
79.25
79.50
79.75
80.00
What items are added to determine the cost of product?
ingredients and unit cost
ingredients and sales
ingredients and operating expenses
ingredients and profit
If the unit cost of a product is 20.00 php, how much is the selling price if 50% is added to the unit cost?
25.00
30.00
35.00
40.00
