Food Preservation Big Brain Tests

Enjoy these Food Preservation Big Brain quizzes we've created for you, helping to test the Food Preservation knowledge you have.

Question 1

When packing jars, is the head space really important?

Y
N
Don´t Know
Leaving the specified amount of head space in a jar is allows a vacuum seal during processing.

Question 2

How long will canned food keep?

One Year
Two Years
Five Years
Don´t Know
Properly canned food stored in a cool, dry place will retain optimum-eating quality for at least 1 year.

Question 3

Do jars need to be sterilized before processing?

No
Yes
Don´t Know
Jars do not need to be sterilized before canning if they will be filled with food and processed in a boiling water bath canner for 10 minutes or more or if they will be processed in a pressure canner.

Question 4

Is it safe to use an oven for food processing?

Y
N
No. The oven cannot maintain a high enough temperature.

Question 5

Why do you have to exhaust a pressure canner?

The inside temperature may not correspond to the gauge temperature
To make smoke go up the chimney
Don´t Know
If the pot is not exhausted, the inside temperature may not correspond to the pressure on the gauge. Steam should be allowed to escape for 10 minutes before closing the valve.

Question 6

Should liquid lost during processing be replaced?

Yes
No
Not sure
No.

Question 7

Is it all right to reuse jar lids?

Y
N
Don´t Know
Not Sure
No, Lids should never be used a second time

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