

MCQOPTIONS
Saved Bookmarks
This section includes 24 Mcqs, each offering curated multiple-choice questions to sharpen your Dairy Engineering knowledge and support exam preparation. Choose a topic below to get started.
1. |
Heat treatment on minerals results leads to ___________ |
A. | Clumps formation |
B. | Bubble formation |
C. | Foul smell |
D. | Loss of cheese making characteristics |
Answer» E. | |
2. |
Effect of Pasteurization on Vitamins in Milk ___________ |
A. | Great loss |
B. | Little or no loss |
C. | Denature |
D. | Sublime |
Answer» C. Denature | |
3. |
The lactulose content ______ with increased intensity of the heat treatment. |
A. | Decrease |
B. | Increase |
C. | Remains same |
D. | First increase and then decrease |
Answer» C. Remains same | |
4. |
Effect of Heat treatment (Temperature above 100℃) on Lactose: |
A. | Greenish color |
B. | Bluish color |
C. | Brownish color |
D. | Reddish color |
Answer» D. Reddish color | |
5. |
Denature Protein contributes to an improvement in the quality of which of the following products? |
A. | Cultured milk product |
B. | Milk |
C. | Ice cream |
D. | Cream |
Answer» B. Milk | |
6. |
The fat globules in milk when heated to 74℃ show which of the following phenomenon? |
A. | Frothing |
B. | Evaporation |
C. | Cream plug formation |
D. | Condensation |
Answer» D. Condensation | |
7. |
The purpose of heat treatment on milk is ___________ |
A. | Kill pathogenic microorganism |
B. | Heat milk |
C. | Evaporation |
D. | Taste enhancement |
Answer» B. Heat milk | |
8. |
Enzyme responsible for Lipolysis is ____________ |
A. | Pepsin |
B. | Pectinase |
C. | Lipases |
D. | Rennin |
Answer» D. Rennin | |
9. |
Which of the following does not accelerate the rate of oxidation of fat? |
A. | Presence of iron and copper salts |
B. | Presence of dissolved oxygen |
C. | Exposure to light |
D. | Presence of water |
Answer» E. | |
10. |
DENATURE_PROTEIN_CONTRIBUTE_TO_IMPROVEMENT_OF_QUALITY_OF_WHICH_OF_THE_FOLLOWING_PRODUCTS??$ |
A. | Cultured milk product |
B. | Milk |
C. | Ice cream |
D. | Cream |
Answer» B. Milk | |
11. |
The lactulose content ______ with increased intensity of the heat treatment.$ |
A. | Decrease |
B. | Increase |
C. | Remains same |
D. | First increase and then decrease |
Answer» C. Remains same | |
12. |
Effect_of_Heat_treatment_(Temperature_above_100‚ÑÉ)_on_Lactose:$# |
A. | Greenish color |
B. | Bluish color |
C. | Brownish color |
D. | Reddish color |
Answer» D. Reddish color | |
13. |
Heat treatment on minerals results leads to : |
A. | Clumps formation |
B. | Bubble formation |
C. | Foul smell |
D. | Loss of cheese making characteristics |
Answer» E. | |
14. |
Which of the following mineral is affected by heat treatment in milk? |
A. | Calcium |
B. | Potassium |
C. | Hydroxyphosphate |
D. | Zinc |
Answer» D. Zinc | |
15. |
Effect of Pasteurization on Vitamins in Milk : |
A. | Great loss |
B. | Little or no loss |
C. | Denature |
D. | Sublime |
Answer» C. Denature | |
16. |
Most Heat sensitive vitamin in milk is? |
A. | Vitamin A |
B. | Vitamin B |
C. | Vitamin C |
D. | Vitamin D |
Answer» D. Vitamin D | |
17. |
What is the result of heat treatment on proteins? |
A. | Denaturation |
B. | Blanching |
C. | Spore formation |
D. | Froth formation |
Answer» B. Blanching | |
18. |
________ is recommended in order to avoid cream plug formation. |
A. | Cooling |
B. | Freezing |
C. | Churning |
D. | Homogenization |
Answer» E. | |
19. |
The fat globules in milk when heated to 74‚ÑÉ show which of the following phenomenon?$ |
A. | Frothing |
B. | Evaporation |
C. | Cream plug formation |
D. | Condensation |
Answer» D. Condensation | |
20. |
The purpose of heat treatment on milk is: |
A. | Kill pathogenic microorganism |
B. | Heat milk |
C. | Evaporation |
D. | Taste enhancement |
Answer» B. Heat milk | |
21. |
Enzyme responsible for Lipolysis is : |
A. | Pepsin |
B. | Pectinase |
C. | Lipases |
D. | Rennin |
Answer» D. Rennin | |
22. |
What is the process of breakdown of fat into glycerol and free fatty acid called? |
A. | Addition |
B. | Reduction |
C. | Oxidation |
D. | Lipolysis |
Answer» B. Reduction | |
23. |
_______ is the principal contributor to sunlight flavor. |
A. | Methional |
B. | Ethane |
C. | Heptanes |
D. | Acid |
Answer» B. Ethane | |
24. |
Which of the following does not accelerate rate of oxidation of fat? |
A. | Presence of iron and copper salts |
B. | Presence of dissolved oxygen |
C. | Exposure to light |
D. | Presence of water |
Answer» E. | |