Extraction Methods Quiz

What is UAE?

• Ultrasound is sound of very high frequencies.

• Ultrasound is a low-frequency sound.

• Ultrasound is a type of light wave.

• Ultrasound is a chemical process.

What is the principle of UEA?

• Ultrasonic energy transfers energy to the solvent.

• Ultrasonic energy cools the solvent.

• Ultrasonic energy creates a vacuum.

• Ultrasonic energy is not used in extraction.

List the factors influencing UAE.

What are the advantages of UAE?

• Less extraction time

• Increased solvent usage

• Lower extraction yield

• Decreased quality of extracts

What applications are there for MAE and UAE?

What are the applications of UAE in the food industry?

• Enhancing flavor extraction

• Reducing cooking time

• Increasing food spoilage

• Decreasing nutritional value

How does UAE improve extraction efficiency?

• By increasing temperature only

• By reducing solvent contact

• By creating cavitation bubbles

• By using higher pressure

What types of materials can be extracted using UAE?

• Only gaseous materials

• Both liquid and solid materials

• Only solid materials

• Only liquid materials