food preservation quiz

Who invented pasteurization?

• Ruth Wakefield

• Rudolf Diesel

• Marcellus Gilmore Edson

• None of the above

Which of the following are natural preservatives?

• Vinegar

• Salt

• Sugar

• Citric Acid

Which of the following are not ways of preserving food?

• Boiling

• Canning

• Freezing

• Irradiation

What food preservation technique has been used here?

• Thawing

• Freezing

• Pickling

• Drying

How does dehydration work to preserve food?

• Provides an acidic environment.

• Removes oxygen exposure.

• Removes water content.

• Removes water content by freezing water particles.

Which food preservation technique works by heating and sealing food in an airtight container?

• Vacuum Sealing.

• Dehydrating.

• Canning.

• Sun-Drying.

How does freezing work to preserve food?

• Provides an acidic environment.

• Removes oxygen exposure.

• Removes water content.

• Removes water content by freezing water particles.

What food preservation technique has been used here?

• Pickling.

• Adding Salt.

• Adding Lactic Acid.

• Adding Sugar.

Which of the following are types of food spoilage?

• Chemical.

• Physical.

• Microbial.

• All of the Above.

What is an advantage of preserving food?

• It tastes better.

• It increases the nutritional value.

• It lasts longer.

• It looks better.