Question 1

Cellulose is not digestible by humans because it contains glucose units linked by ________-glycosidic bonds.

Accepted Answer

A)  α-1,2
B)  α-1,4
C)  α-1,6
D)  β-1,2
E)  β-1,4F) D) and E)
G) B) and E)

Question 2

In the D- isomer, the -OH farthest from the carbonyl is to the left.

Accepted Answer

A) True 
 B)False

Question 3

A carbohydrate that gives two molecules when it is completely hydrolyzed is known as a

Accepted Answer

A)  monosaccharide.
B)  disaccharide.
C)  polysaccharide.
D)  starch.
E)  trisaccharide.F) B) and C)
G) A) and C)

Question 4

Cellulose will give a positive Benedict's test.

Accepted Answer

A) True 
 B)False

Question 5

A monosaccharide that consists of 5 carbon atoms, one of which is in a ketone group, is classified as a(n)

Accepted Answer

A)  aldotetrose.
B)  aldopentose.
C)  aldohexose.
D)  ketotetrose.
E)  ketopentose.F) B) and C)
G) C) and D)

Question 6

Maltose can be classified as a(n)

Accepted Answer

A)  disaccharide.
B)  polysaccharide.
C)  ketose.
D)  pentose.
E)  oligosaccharide.F) A) and E)
G) B) and E)

Question 7

Which of the following is an example of an aldohexose?

Accepted Answer

A)   
B)   
C)   
D)   
E)   F) B) and D)
G) A) and C)

Question 8

Hypoglycemia is a condition in which

Accepted Answer

A)  the glucose level in the blood is about 100 mg/dL.
B)  the amount of glucose in the urine is higher than normal.
C)   the glucose level in the blood is higher than normal.
D)   the glucose level in the pancreas is higher than normal.
E)  the glucose level in the blood is lower than normal.F) B) and C)
G) B) and D)

Question 9

The sugar also known as dextrose and blood sugar is

Accepted Answer

A)  glucose.
B)  galactose.
C)  fructose.
D)  lactose.
E)  sucrose.F) A) and E)
G) B) and C)

Question 10

Sucrose is a reducing sugar.

Accepted Answer

A) True 
 B)False

Question 11

State whether each of these structures is the α- or β-form.
-

Accepted Answer

The answer of State whether each of these structures is...

Question 12

The iodine test is used to detect the presence of a reducing sugar.

Accepted Answer

A) True 
 B)False

Question 13

A glycosidic bond between two monosaccharides can also be classified as a(n)

Accepted Answer

A)  double bond.
B)  ester bond.
C)  ether bond.
D)  achiral bond.
E)  alcohol bond.F) B) and E)
G) D) and E)

Question 14

Identify each Fischer projection as the D- or L-isomer.
-

Accepted Answer

The answer of Identify each Fischer projection as the D-...

Question 15

Maltose is a

Accepted Answer

A)  monosaccharide.
B)  disaccharide.
C)  trisaccharide.
D)  polysaccharide.
E)  phosphosaccharide.F) B) and D)
G) D) and E)

Question 16

This anomer is the α anomer

Accepted Answer

A) True 
 B)False

Question 17

Ribulose has the following structural formula. To what carbohydrate class does ribulose belong?

Accepted Answer

A)  aldotetrose
B)  aldopentose
C)  ketotetrose
D)  ketopentose
E)  ketohexoseF) A) and E)
G) A) and B)

Question 18

Which of the following is an example of a ketopentose?

Accepted Answer

A)   
B)   
C)   
D)   
E)   F) A) and E)
G) B) and C)

Question 19

Which group of carbohydrates cannot be hydrolyzed to give smaller molecules?

Accepted Answer

A)  monosaccharides
B)  disaccharides
C)  trisaccharides
D)  oligosaccharides
E)  polysaccharidesF) B) and C)
G) C) and D)

Question 20

The product of oxidation of an aldose is a carboxylic acid.

Accepted Answer

A) True 
 B)False

Exam 15: Carbohydrates

Hypoglycemia is a condition in which

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The sugar also known as dextrose and blood sugar is

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Which of the following is an example of a ketopentose?

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Identify each Fischer projection as the D- or L-isomer. -

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Sucrose is a reducing sugar.

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Which of the following is an example of an aldohexose?

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Which group of carbohydrates cannot be hydrolyzed to give smaller molecules?

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Maltose can be classified as a(n)

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This anomer is the α anomer

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A glycosidic bond between two monosaccharides can also be classified as a(n)

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In the D- isomer, the -OH farthest from the carbonyl is to the left.

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The product of oxidation of an aldose is a carboxylic acid.

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The iodine test is used to detect the presence of a reducing sugar.

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Maltose is a

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Cellulose will give a positive Benedict's test.

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A monosaccharide that consists of 5 carbon atoms, one of which is in a ketone group, is classified as a(n)

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Cellulose is not digestible by humans because it contains glucose units linked by ________-glycosidic bonds.

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A carbohydrate that gives two molecules when it is completely hydrolyzed is known as a

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Ribulose has the following structural formula. To what carbohydrate class does ribulose belong?

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State whether each of these structures is the α- or β-form. -

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