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This section includes 5 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 acid is pectin made from? |
A. | Pectic acid |
B. | Polygalacturonic acid |
C. | Pectic & Polygalacturonic acid |
D. | Neither of the mentioned |
Answer» C. Pectic & Polygalacturonic acid | |
2. |
After obtaining from protopectin, pectin is further converted into _____ and _____ |
A. | Methyl alcohol, pectic acid |
B. | Pectic acid, sugar |
C. | Sugar, acid |
D. | Acid, methyl alcohol |
Answer» B. Pectic acid, sugar | |
3. |
In the presence of _____ and _____ protopectin is unable to form a gel. |
A. | Methyl alcohol, pectic acid |
B. | Pectic acid, sugar |
C. | Sugar, acid |
D. | Acid, methyl alcohol |
Answer» D. Acid, methyl alcohol | |
4. |
Statement 1: Pectin is the soluble part whereas protopectin is the insoluble part.
|
A. | True, pectin |
B. | True, protopectin |
C. | False, methyl alcohol |
D. | False, pectic acid |
Answer» C. False, methyl alcohol | |
5. |
Statement 1: Jams and jellies with concentrated sugars can be stored without hermetic sealing.
|
A. | True, False |
B. | True, True |
C. | False, False |
D. | False, True |
Answer» C. False, False | |