Food Preservation and Spoilage Quiz

What causes the decomposition of food due to bacteria?

• Enzymes

• Microorganisms

• Light

• Oxygen

Which of the following substances causes fruits to ripen and later overripe?

• Water

• Enzymes

• Sugar

• Salt

What process causes food containing fat to produce an unpleasant taste and smell?

• Fermentation

• Rancidity

• Preservation

• Evaporation

Pests such as rats and worms can spoil food because they ________.

• clean the surface

• eat the good parts only

• cause bruises and cuts where bacteria enter

• make food colorful

What kind of damage causes loss or gain of moisture during handling?

• Chemical damage

• Mechanical damage

• Oxidation

• Enzymatic damage

Which of the following is NOT a cause of food spoilage?

• Microorganisms

• Enzymes

• Proper storage

• Pests

The unpleasant smell of spoiled oil is caused by —

• rancidity

• freezing

• salting

• caramelizing

Overripe fruits result from the action of —

• microorganisms

• enzymes

• oxygen

• vinegar

Chemical reaction in food is caused by —

• lack of oxygen

• too much salt

• light and oxygen

• vinegar

Food spoilage can be prevented through —

• food coloring

• food preservation

• food reheating

• refrigeration only