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Total questions: 8
Worksheet time: 5mins
Name
Class
Date
1.
This food is (a) .
2.
This compound can absorb visible light.
a)
True
b)
False
3.
Banana has a yellow color because its peel absorbs yellow light.
a)
True
b)
False
4.
This is a ______.
a)
Betalain
b)
Carotenoid
c)
Phenolic compound
d)
Quinone
5.
This is a ______.
a)
Phenolic acid
b)
Flavonoid
c)
Tannin
d)
Curcuminoid
6.
pH affects color of ______.
a)
Anthocyanin
b)
Tannin
c)
Chlorophyll
d)
All of above
7.
Carotenoids are water-soluble pigments.
a)
True
b)
False
8.
Select the greenest color.
a)
L* = 50
a* = 25
b* = 13
b)
L* = 45
a* = -10
b* = 26
c)
L* = 60
a* = 50
b* = -30
d)
L* = 35
a* = -20
b* = -44
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