Question 1

A disaccharide is formed when two monosaccharide units react via their OH functional groups.The linkage in a disaccharide is

Accepted Answer

A) H - to - O - to - H. 
B) C - to - O - to -C. 
C) C - to - O - to - H. 
D) C - to - OH - to - C. 
A) H - to - O - to - H. 
B) C - to - O - to -C. 
C) C - to - O - to - H. 
D) C - to - OH - to - C.

Question 2

If an adult has a "negative nitrogen balance," which statements are true?
I.Too much nitrogen is being used to build new protein.
II.Too little carbohydrate intake causes the body to metabolize muscle.
III.There is too much carbohydrate and not enough protein in the diet.
IV.The diet does not include enough of the essential amino acids.

Accepted Answer

A) I,II,and III only 
B) II and III only 
C) III and IV only 
D) I,II,and IV only 
A) I,II,and III only 
B) II and III only 
C) III and IV only 
D) I,II,and IV only

Question 3

Which of these are considered to be macrominerals?
I.C
II.Ca
III.Cl
IV.Co
V.Cu

Accepted Answer

A) I and II only 
B) II and III only 
C) III and IV only 
D) IV and V only 
A) I and II only 
B) II and III only 
C) III and IV only 
D) IV and V only

Question 4

What factors determine how many calories per day a person needs?
I.health
II.level of activity
III.gender
IV.age
V.body size

Accepted Answer

A) I and II only 
B) II,III,and IV only 
C) I,II,and V only 
D) I,II,III,IV,and V 
A) I and II only 
B) II,III,and IV only 
C) I,II,and V only 
D) I,II,III,IV,and V

Question 5

Which butter substitute has the highest percentage of trans fats?

Accepted Answer

A) Benecol 
B) Brummel & Brown 
C) I Can't Believe It's Not Butter 
D) All of the choices are the same. 
A) Benecol 
B) Brummel & Brown 
C) I Can't Believe It's Not Butter 
D) All of the choices are the same.

Question 6

Which statement is true? For those who are lactose-intolerant,consuming

Accepted Answer

A) dairy products results in diarrhea and excess gas. 
B) red meat results in diarrhea and excess gas. 
C) milk or yogurt leads to migraine headaches. 
D) red meat leads to stomach cramping. 
A) dairy products results in diarrhea and excess gas. 
B) red meat results in diarrhea and excess gas. 
C) milk or yogurt leads to migraine headaches. 
D) red meat leads to stomach cramping.

Question 7

For good health,which daily intake of minerals is best?

Accepted Answer

A) 1 g Na+ and a trace amount of Se 
B) 10 g Na+ and a trace amount of Se 
C) 1 g of Na+ and 1 g of Se 
D) 10 g of Na+ and 1 g of Se 
A) 1 g Na+ and a trace amount of Se 
B) 10 g Na+ and a trace amount of Se 
C) 1 g of Na+ and 1 g of Se 
D) 10 g of Na+ and 1 g of Se

Question 8

Which equation correctly shows the breakdown of glucose by the body?

Accepted Answer

A) C6H12O6 + 6 O2 → 6 CO2 + 6 H2O + energy 
B) C12H24O2 + 17 O2 → 12 CO2 + 12 H2O + energy 
C) C12H22O11 + 12 O2 → 12 CO2 + 11 H2O + energy 
D) 6 CO2 + 6 H2O → C6H12O6 + 6 O2 + energy 
A) C6H12O6 + 6 O2 → 6 CO2 + 6 H2O + energy 
B) C12H24O2 + 17 O2 → 12 CO2 + 12 H2O + energy 
C) C12H22O11 + 12 O2 → 12 CO2 + 11 H2O + energy 
D) 6 CO2 + 6 H2O → C6H12O6 + 6 O2 + energy

Question 9

Valine and lysine are both amino acids.Structurally how could you distinguish between them?

Accepted Answer

A) Valine has an amino group,lysine does not. 
B) Lysine has an acid group,valine does not. 
C) Valine and lysine have different side chains. 
D) Valine is an essential amino acid,lysine is not. 
A) Valine has an amino group,lysine does not. 
B) Lysine has an acid group,valine does not. 
C) Valine and lysine have different side chains. 
D) Valine is an essential amino acid,lysine is not.

Question 10

From the information given,which statement is false?

Accepted Answer

A) There are more H atoms than O in the body. 
B) The greatest percentage of body weight comes from oxygen. 
C) Carbon is the most important element. 
D) There are more H atoms than C in the body. 
A) There are more H atoms than O in the body. 
B) The greatest percentage of body weight comes from oxygen. 
C) Carbon is the most important element. 
D) There are more H atoms than C in the body.

Question 11

The fat soluble vitamins,A,D,E,K,are stored in lipid material.Which statement is true?

Accepted Answer

A) These vitamins are not as important as the water soluble ones. 
B) These vitamins do not have to be taken daily. 
C) Ingesting excess amounts of these vitamins does no harm. 
D) These vitamins have to be taken in pill form because they are not usually found in foods. 
A) These vitamins are not as important as the water soluble ones. 
B) These vitamins do not have to be taken daily. 
C) Ingesting excess amounts of these vitamins does no harm. 
D) These vitamins have to be taken in pill form because they are not usually found in foods.

Question 12

If you are a vegan,you could still have an elevated serum cholesterol because

Accepted Answer

A) cholesterol is present in fruits and vegetables too. 
B) you eat pasta every day. 
C) you love to eat French fries. 
D) both your parents had high serum cholesterol levels. 
A) cholesterol is present in fruits and vegetables too. 
B) you eat pasta every day. 
C) you love to eat French fries. 
D) both your parents had high serum cholesterol levels.

Question 13

Which structure is correct for oleic acid,a monounsaturated fatty acid?

Accepted Answer

A)    
B)    
C)    
D)    
A)    
B)    
C)    
D)

Question 14

Which is the most abundant mineral in the body?

Accepted Answer

A) calcium 
B) magnesium 
C) potassium 
D) sodium 
A) calcium 
B) magnesium 
C) potassium 
D) sodium

Question 15

How many different tripeptides can be made from a supply of glycine and lysine?

Accepted Answer

A) 2 
B) 3 
C) 6 
D) 8 
A) 2 
B) 3 
C) 6 
D) 8

Question 16

Which statements about dietary fat intake are true?
I.Eating trans fat increases the risk of heart disease substantially.
II.Eating saturated fat increases the risk of heart disease slightly.
III.Eating unsaturated fats decreases the risk of heart disease.

Accepted Answer

A) I and II only 
B) II and III only 
C) I and III only 
D) I,II,and III 
A) I and II only 
B) II and III only 
C) I and III only 
D) I,II,and III

Question 17

What are some strategies for reducing world hunger?
I.Increase the use of fertilizers and pesticides to increase crop yields.
II.Use high yield genetically modified grains ("green revolution").
III.Educate the poor so that they will understand nutrition.
IV.Distribute the world's food supply more equitably.

Accepted Answer

A) I and II only 
B) III and IV only 
C) I,II,and III 
D) I,II,and IV 
A) I and II only 
B) III and IV only 
C) I,II,and III 
D) I,II,and IV

Question 18

A triglyceride is

Accepted Answer

A) an ester of a fatty acid and three glycerol molecules. 
B) an ester of three fatty acids and one glycerol molecule. 
C) a polymer of fatty acids. 
D) a polymer of glycerol. 
A) an ester of a fatty acid and three glycerol molecules. 
B) an ester of three fatty acids and one glycerol molecule. 
C) a polymer of fatty acids. 
D) a polymer of glycerol.

Question 19

The following warning appears on cans of diet beverages sweetened with aspartame: "Phenylketonurics: Contains phenylalanine." Should you worry about drinking the beverage?

Accepted Answer

A) No.For the majority of people,aspartame is a safe alternative to sugar. 
B) Yes.The majority of people lack the enzyme needed to transform phenylalanine into tyrosine. 
C) No.Phenylalanine is an essential amino acid unavailable in any other food. 
D) Yes.Phenylalanine causes mental retardation. 
A) No.For the majority of people,aspartame is a safe alternative to sugar. 
B) Yes.The majority of people lack the enzyme needed to transform phenylalanine into tyrosine. 
C) No.Phenylalanine is an essential amino acid unavailable in any other food. 
D) Yes.Phenylalanine causes mental retardation.

Question 20

Which ion is correctly matched with its important biological function?

Accepted Answer

A) I and X 
B) II and Z 
C) III and Y 
D) IV and W 
A) I and X 
B) II and Z 
C) III and Y 
D) IV and W

A disaccharide is formed when two monosaccharide units react via their OH functional groups.The linkage in a disaccharide is

Which of these are considered to be macrominerals? I.C II.Ca III.Cl IV.Co V.Cu

What factors determine how many calories per day a person needs? I.health II.level of activity III.gender IV.age V.body size

Which butter substitute has the highest percentage of trans fats?

Which statement is true? For those who are lactose-intolerant,consuming

For good health,which daily intake of minerals is best?

Which equation correctly shows the breakdown of glucose by the body?

Valine and lysine are both amino acids.Structurally how could you distinguish between them?

From the information given,which statement is false?

The fat soluble vitamins,A,D,E,K,are stored in lipid material.Which statement is true?

If you are a vegan,you could still have an elevated serum cholesterol because

Which structure is correct for oleic acid,a monounsaturated fatty acid?

Which is the most abundant mineral in the body?

How many different tripeptides can be made from a supply of glycine and lysine?

Which statements about dietary fat intake are true? I.Eating trans fat increases the risk of heart disease substantially. II.Eating saturated fat increases the risk of heart disease slightly. III.Eating unsaturated fats decreases the risk of heart disease.

A triglyceride is

The following warning appears on cans of diet beverages sweetened with aspartame: "Phenylketonurics: Contains phenylalanine." Should you worry about drinking the beverage?

Which ion is correctly matched with its important biological function?

The Air We Breathe

Protecting the Ozone Layer

The Chemistry of Global Climate Change

Energy From Combustion

Water for Life

Neutralizing the Threat of Acid Rain

The Fires of Nuclear Fission

Energy From Electron Transfer

The World of Polymers and Plastics

Manipulating Molecules and Designing Drugs

Genetic Engineering and the Molecules of Life

Filters

Exam 11: Nutrition: Food for Thought

A disaccharide is formed when two monosaccharide units react via their OH functional groups.The linkage in a disaccharide is

Which of these are considered to be macrominerals? I.C II.Ca III.Cl IV.Co V.Cu

What factors determine how many calories per day a person needs? I.health II.level of activity III.gender IV.age V.body size

Which butter substitute has the highest percentage of trans fats?

Which statement is true? For those who are lactose-intolerant,consuming

For good health,which daily intake of minerals is best?

Which equation correctly shows the breakdown of glucose by the body?

Valine and lysine are both amino acids.Structurally how could you distinguish between them?

From the information given,which statement is false?

The fat soluble vitamins,A,D,E,K,are stored in lipid material.Which statement is true?

If you are a vegan,you could still have an elevated serum cholesterol because

Which structure is correct for oleic acid,a monounsaturated fatty acid?

Which is the most abundant mineral in the body?

How many different tripeptides can be made from a supply of glycine and lysine?

Which statements about dietary fat intake are true? I.Eating trans fat increases the risk of heart disease substantially. II.Eating saturated fat increases the risk of heart disease slightly. III.Eating unsaturated fats decreases the risk of heart disease.

A triglyceride is

The following warning appears on cans of diet beverages sweetened with aspartame: "Phenylketonurics: Contains phenylalanine." Should you worry about drinking the beverage?

Which ion is correctly matched with its important biological function?

The Air We Breathe

Protecting the Ozone Layer

The Chemistry of Global Climate Change

Energy From Combustion

Water for Life

Neutralizing the Threat of Acid Rain

The Fires of Nuclear Fission

Energy From Electron Transfer

The World of Polymers and Plastics

Manipulating Molecules and Designing Drugs

Genetic Engineering and the Molecules of Life

Filters