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Ultrasonic Extraction Process

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Questions and Answers

What is the main advantage of using enzyme extraction method for extracting effective components from natural plants?

Milder extraction conditions (correct)
Faster extraction rate
Higher diffusion barriers
Stronger cell wall structure

What effect does ultrasound have on microbubbles during ultrasonic extraction?

Increase in frequency of oscillation (correct)
Expansion
Stabilization
Decrease in size

Which enzyme is mentioned in the text for degrading cellulose and hemicellulose during extraction?

Lipase
Amylase
Cellulase (correct)
Protease

How can ultrasonic extraction increase the penetration of the solvent?

By creating a strong cavitation effect (B) Signup and view all the answers

Which factor mainly influences the effect of enzymes during extraction?

Temperature and pH (B) Signup and view all the answers

What happens to microbubbles in ultrasonic extraction when acoustic pressure is increased?

They burst due to collapse (B) Signup and view all the answers

In ultrasonic extraction, what effect helps increase the frequency and speed of material molecules?

Stirring of the ultrasonic wave (D) Signup and view all the answers

What is one advantage of ultrasonic extraction as mentioned in the text?

It is one of the most efficient sources of power (D) Signup and view all the answers

How are power ultrasound and diagnostic ultrasound classified according to the frequency range?

By the frequency range (D) Signup and view all the answers

What happens when microbubbles in ultrasonic technology reach an elevated acoustic pressure?

They increase, oscillate, and finally collapse (A) Signup and view all the answers

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