
Oil Modification Processes Quiz

Quiz
•
Science
•
12th Grade
•
Hard
ZAIDA (POLISAS)
FREE Resource
20 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the process of fractionation used for in oil modification?
Adding hydrogen atoms to oils
Removing solids by controlled crystallization
Combining different oils and fats
Heating oils to high temperatures
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does hydrogenation do to unsaturated fatty acids?
Converts them to trans isomers
Removes hydrogen atoms
Converts them to saturated fatty acids
Lowers their melting point
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which process is used to modify the melting point and slow rancidification of oils?
Fractionation
Hydrogenation
Interesterification
Plasticizing
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the primary purpose of the plasticizing process in oil modification?
Increasing melting point
Improving oxidative stability
Achieving a smooth appearance and firm consistency
Removing waxes from oils
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following is a type of interesterification?
Winterization
Alcoholysis
Hydrogenation
Dewaxing
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
During hydrogenation, what is typically used as a catalyst?
Sodium methylate
Ammonia
Nickel
Hexane
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does the term "polymorphism" refer to in the context of fats and oils?
Different types of fatty acids
Ability to exist in more than one crystalline form
Process of adding hydrogen atoms
Removal of solids by crystallization
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