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. |
Which of the following is not true of steam distillation? |
| A. | Very long extraction times |
| B. | High energy consumption |
| C. | No need for subsequent separation steps |
| D. | Very short extraction times |
| Answer» E. | |
| 2. |
What are variants of the steam distillation process? |
| A. | Dry steam distillation |
| B. | Hydro-distillation |
| C. | Direct steam distillation |
| D. | Dry steam distillation, direct steam distillation and hydro-distillation |
| Answer» E. | |
| 3. |
What is still in distillation terminology? |
| A. | It is the apparatus to be used for distillation |
| B. | It is the liquid that is collected in collection flask |
| C. | It is the end product obtained in distillation |
| D. | It is the liquid injected during distillation process |
| Answer» B. It is the liquid that is collected in collection flask | |
| 4. |
How long is steam distillation takes place for lavender? |
| A. | 2 hours |
| B. | 3 hours |
| C. | 4 hours |
| D. | 5 hours |
| Answer» B. 3 hours | |
| 5. |
How to extract oil from cinnamon? |
| A. | Steam distillation |
| B. | Hydro distillation |
| C. | Fractional distillation |
| D. | Boiling |
| Answer» B. Hydro distillation | |
| 6. |
Which of the following statements about steam distillation are correct?Statement 1: It cannot be applied under low pressure. |
| A. | nStatement 2: Used in isolation of organic compounds. |
| B. | True, False |
| C. | True, True |
| D. | False, True |
| E. | False, False |
| Answer» B. True, False | |
| 7. |
Is steam distillation used to isolate limonene? |
| A. | True |
| B. | False |
| Answer» B. False | |
| 8. |
Who invented steam distillation? |
| A. | Avicenna |
| B. | Charles Chamberland |
| C. | Nicolas Appert |
| D. | Clarence Birdseye |
| Answer» B. Charles Chamberland | |
| 9. |
What is the advantage of steam distillation? |
| A. | Reduces decomposition of temperature-sensitive compounds |
| B. | Reduces decomposition of inorganic compounds |
| C. | Increases the decomposition of temperature-sensitive compounds |
| D. | Increases the decomposition of inorganic compounds |
| Answer» B. Reduces decomposition of inorganic compounds | |
| 10. |
What are the applications of steam distillation? |
| A. | Extract the inorganic compounds |
| B. | To clean the equipment |
| C. | Extract and isolate essential oils |
| D. | To purify drinking water |
| Answer» D. To purify drinking water | |