MCQOPTIONS
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MCQOPTIONS
This section includes 10 Mcqs, each offering curated multiple-choice questions to sharpen your Food Processing Unit Operations knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
How do you remove hexane from oil? |
| A. | Vacuum distillation |
| B. | CO<sub>2</sub> Extraction |
| C. | Maceration |
| D. | Enfleurage |
| Answer» B. CO<sub>2</sub> Extraction | |
| 2. |
Is cold extraction the same as cold pressed?? |
| A. | True |
| B. | False |
| Answer» C. | |
| 3. |
How to increase the extraction efficiency? |
| A. | Crush the material |
| B. | Dissolve in water |
| C. | Dissolve in distilled water |
| D. | Dry the material |
| Answer» B. Dissolve in water | |
| 4. |
What solvents are used to extract essential oils? |
| A. | Petroleum ether |
| B. | Ammonia |
| C. | Water |
| D. | Distilled water |
| Answer» B. Ammonia | |
| 5. |
What is the other name for expression method? |
| A. | CO<sub>2</sub> Extraction |
| B. | Maceration |
| C. | Enfleurage |
| D. | Cold Press Extraction |
| Answer» E. | |
| 6. |
Which of the following statements about cold pressingare correct?Statement 1: Produces higher yield. |
| A. | nStatement 2: Produces lower quality of oil. |
| B. | True, False |
| C. | True, True |
| D. | False, True |
| E. | False, False |
| Answer» E. False, False | |
| 7. |
What is maceration extraction? |
| A. | Immersing a plant in a liquid |
| B. | Separate compounds based on their relative solubility |
| C. | Separate components at lower temperature |
| D. | Separated through evaporation |
| Answer» B. Separate compounds based on their relative solubility | |
| 8. |
Which of the following method uses odorless fats as solvent? |
| A. | CO<sub>2</sub> Extraction |
| B. | Maceration |
| C. | Enfleurage |
| D. | Cold Press Extraction |
| Answer» D. Cold Press Extraction | |
| 9. |
What is solvent extraction process? |
| A. | Separate components based boiling point |
| B. | Separate compounds based on their relative solubility |
| C. | Separate components at lower temperature |
| D. | Separated through evaporation |
| Answer» C. Separate components at lower temperature | |
| 10. |
Why hexane is used for extraction? |
| A. | Easy oil recovery |
| B. | Higher boiling point |
| C. | Easy separation |
| D. | Catalyst |
| Answer» B. Higher boiling point | |