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Food Processing Unit Operations
Advanced Food Processing Unit Operations
Quiz 1
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Q.1
What causes crystal growth?
a) Vapor
b) Solute
c) Melt
d) Vapor, solution and melt
Q.2
Why is crystal growth important?
a) Increase the value of the product
b) Increase the size of the compound
c) Information about the structure of compounds
d) Information regarding the quality of product
Q.3
Which crystal grows the fastest?
a) Table salt
b) Epsom salt
c) Ferro sulphate salt
d) Sea salt
Q.4
Are crystals grown in cold temperature?
a) True
b) False
Q.5
What is the purpose of seed crystal in crystal growth?
a) Nucleation center
b) Catalyst
c) Solvent
d) Solution
Q.6
Which of the following statements about frozen water are correct?
a) True, False
b) True, True
c) False, True
d) False, False
Q.7
What happens when a crystal grows in size?
a) It becomes softer
b) It becomes smoother
c) It becomes rough
d) It becomes coarsely
Q.8
At what temperature do ice crystals form?
a) Lower than 0°C
b) More than 0°C
c) At 0°C
d) At 4°C
Q.9
How to prevent sugar from crystallizing?
a) By evaporating
b) By boiling
c) By adding an interferent
d) By adding an humectant
Q.10
Is crystallization dependent on agitation?
a) True
b) False
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