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Pulp Paper Multiple Choice
Quiz 1
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Q.1
_________ are basic sugars that cannot be easily hydrolyzed in smaller units, are classified according to the noumber of C atoms in the molecule.
a) Polysaccharides
b) Monosaccharides
c) Ketoses
d) Aldoses
Q.2
Classification is utilized for carbohydrates with carbon atoms; that is, with trioses, tetroses, pentoses, hexoses and heptoses.
a) True
b) False
Q.3
_________ are monosaccharides that have an aldehyde when in the acyclic form when hemiacetal form is not present.
a) Ketoses
b) Hydroses
c) Glucose
d) Aldoses
Q.4
_________ are monosaccharides with a ketone when they are in the acyclic form.
a) Ketoses
b) Hydroses
c) Glucose
d) Aldoses
Q.5
_________ is an example of an aldohexose, and fructose is an example of a ketohexose or hexulose, a 6-carbon ketose.
a) Aldaric
b) Pentoses arbinose
c) Xylose
d) Glucose
Q.6
If the terminal R-CH2OH at the C-6 position of an aldose is oxidized to a -COOH, then the mono saccharide is identified as _________ acid.
a) Aldaric
b) Pentoses arbinose
c) Uronic
d) Glucose
Q.7
If the aldehyde is oxidized to a -COOH, the compound is denoted to as an _________ acid.
a) Aldonic
b) Aldaric
c) Uronic
d) Glucose
Q.8
If both terminal C atoms are oxidized to -COOH, the compound is referred to as an _________ acid.
a) Aldonic
b) Aldaric
c) Uronic
d) Glucose
Q.9
Mono saccharide contains of particular importance in woody plant cell wall polysaccharides are not the pentoses, arabinose and xylose.
a) True
b) False
Q.10
The hexoses glucose, mannose, and galactose; and the uronic acid, glucuronic acid; these structures are shown with the hemicelluloses.
a) Hemicelluloses
b) L- Glucose
c) D- Glucose
d) Erythrocytes
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