Food Deterioration and Spoilage Quiz

What is the main consequence of food deterioration or spoilage?

• Loss of nutritional value

• Loss of flavor

• Loss of texture

• Loss of color

Which group of food remains unspoiled for a relatively long period under proper handling/storing conditions?

• Stable/Non-perishable foods

• Processed foods

• Semi-perishable foods

• Perishable foods

What are the major causes of food spoilage?

• Moisture, Native enzymes, Chemical factors

• Temperature, Oxygen, Moisture

• Temperature, Light, Mechanical damage

• Light, Mechanical damage, Microorganisms

Which type of microorganism is commonly found in soil, water, and air?

• Molds

• Spores

• Yeasts

• Bacteria

What type of food environment does yeast prefer for growth?

• Low water activity

• High water activity

• Low acid

• High acid

What is the main effect of oxygen on food?

• Promotes dehydration

• Causes fermentation

• Promotes ripening

• Causes browning

What is the main effect of light and heat on food?

• Destroys riboflavin

• Promotes oxidation

• Promotes fermentation

• Causes dehydration

What is the white 'powder' that appears on chocolate called?

• Sugar bloom

• Mold

• Fat bloom

• Yeast growth

What is the main consequence of insects and rodents in food storage?

• Promotion of fermentation

• Promotion of oxidation

• Dehydration of food

• Contamination of food

What is the main consequence of native enzymes in plant and animal foods?

• Causes browning

• Promotes ripening

• Promotes oxidation

• Promotes dehydration