MCQOPTIONS
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MCQOPTIONS
This section includes 17 Mcqs, each offering curated multiple-choice questions to sharpen your Food Engineering knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Which of the following is true to prevent botulism from smoked fish? |
| A. | The fish should be heated at its coolest part to at least 82°C for 30 min during or after smoking |
| B. | Fish should be immediately frozen after packaging and kept frozen |
| C. | Good sanitation should be maintained throughout production and handling |
| D. | All of the above |
| Answer» E. | |
| 2. |
Arrange the potencies of toxin in descending order of the following canned foods |
| A. | peas>string beans>spinach> corn |
| B. | corn> string bean>peas>spinach |
| C. | corn> spinach> peas>string beans |
| D. | corn> peas>string beans>spinach |
| Answer» E. | |
| 3. |
Group I C. botulinum strains generally includes in |
| A. | all types of strains (proteolytic)A, B and F |
| B. | all types of strains (non-proteolytic) E and F |
| C. | all types of strains (proteolytic)C, D and F |
| D. | none of the above |
| Answer» B. all types of strains (non-proteolytic) E and F | |
| 4. |
WITH_RESPECT_TO_WHICH_OF_THE_FOLLOWING_PROPERTIES_OF_FOOD_DOES_FOOD_IRRADIATION_PROVE_A_DISADVANTAGE??$ |
| A. | Flavor |
| B. | Tenderness |
| C. | Microbial growth |
| D. | All of the mentioned |
| Answer» B. Tenderness | |
| 5. |
Viruses can be eliminated by irradiation.$ |
| A. | True |
| B. | False |
| Answer» C. | |
| 6. |
Low dose irradiation has a potential to extend the shelf-life of certain food items but very low doses shows predominant mold formation.$ |
| A. | True |
| B. | False |
| Answer» B. False | |
| 7. |
Statement 1: Freezing to temperatures of -20 deg C or lower reduces the radiation effects in the food. |
| A. | |
| B. | True, False |
| C. | True, True |
| Answer» C. True, True | |
| 8. |
Statement 1: The microbial deterioration of fresh fish is _____ by irradiation. |
| A. | |
| B. | Increased, presence |
| C. | Decreased, absence |
| Answer» B. Increased, presence | |
| 9. |
Which of the following is true with respect to irradiation for fresh fish? |
| A. | The odor caused by volatile formed in irradiated fresh fish decreases with storage time if the product is packed in a gas permeable container |
| B. | The expected shelf life at a given storage temperature would depend on the radiation dose |
| C. | None of the mentioned |
| D. | Neither of the mentioned |
| Answer» B. The expected shelf life at a given storage temperature would depend on the radiation dose | |
| 10. |
Which of the following is important in estimating decimal reduction dose (D value)? |
| A. | Observations made in the food itself |
| B. | Desirable to experiment with the largest feasible initial number of cells and to follow their destruction to the lowest level which can be observed within the limits of statistical significance |
| C. | Observations made in the food itself and desirable to experiment with the largest feasible initial number of cells and to follow their destruction to the lowest level which can be observed within the limits of statistical significance |
| D. | Neither of the mentioned |
| Answer» D. Neither of the mentioned | |
| 11. |
Statement 1: Plastic films and other foils might get damaged due to irradiation. |
| A. | |
| B. | True, False |
| C. | True, True |
| Answer» C. True, True | |
| 12. |
Container shape plays an important role for radiation source utilization. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 13. |
Statement 1: Radiation has no influence in promoting tin rot or tin disease. |
| A. | |
| B. | True, False |
| C. | True, True |
| Answer» C. True, True | |
| 14. |
Statement 1: Radiation sterilization might be used for baking since it indicates that the baking quality of eggs is not impaired during doses of ionizing radiations. |
| A. | |
| B. | True, activated |
| C. | True, inactivated |
| Answer» C. True, inactivated | |
| 15. |
Ionizing radiation _____ the thickness of albumin. |
| A. | Increases |
| B. | Decreases |
| C. | Remains constant |
| D. | None of the mentioned |
| Answer» C. Remains constant | |
| 16. |
Irradiation _____ the relative viscosity of albumin in solutions. |
| A. | Increases |
| B. | Decreases |
| C. | Remains constant |
| D. | None of the mentioned |
| Answer» B. Decreases | |
| 17. |
Statement 1: Effects of radiation and heat are the same on milk; that is they both influence the rennet coagulation time. |
| A. | |
| B. | True, Water |
| C. | True, Calcium |
| Answer» C. True, Calcium | |