Chapter 30: Nutrition and Metabolism

Chapter 30: Nutrition and Metabolism

 

Complete Chapter Questions With Answers

 

Sample Questions Are Posted Below

 

Chapter 30-A: Nutrition and Metabolism

 

Test Bank

 

TRUE/FALSE

 

1. Metabolism requires the use of enzymes to catalyze chemical reactions.

 

ANS:   T                      DIF:    Memorization                                     REF:    Page 932

TOP:    Overview of Nutrition and Metabolism

 

2. Heat released in catabolism is used as an energy source for cell functions.

 

ANS:   F                      DIF:    Memorization                                     REF:    Page 933

TOP:    Overview of Nutrition and Metabolism

 

3. All cells have basically the same metabolic rate.

 

ANS:   F                      DIF:    Memorization                                     REF:    Page 934

TOP:    Overview of Nutrition and Metabolism

 

4. Products derived from anabolism may differ from cell to cell.

 

ANS:   T                      DIF:    Memorization                                     REF:    Page 934

TOP:    Overview of Nutrition and Metabolism

 

5. All types of complex carbohydrates are broken down in the body into simpler carbohydrates before they are absorbed.

 

ANS:   F                      DIF:    Memorization                                     REF:    Page 934

TOP:    Dietary Sources of Carbohydrates

 

6. Intermediate products formed during the Krebs cycle are all acids.

 

ANS:   T                      DIF:    Memorization

REF:    Page 937 (Figure 30-7)                      TOP:    Citric Acid Cycle

 

7. Oxidative phosphorylation refers to the breakdown of ATP into ADP, phosphate, and energy in the presence of oxygen.

 

ANS:   F                      DIF:    Memorization                                     REF:    Page 939

TOP:    Electron Transport System and Oxidative Phosphorylation

 

 

Chapter 30-B: Nutrition and Metabolism

 

Test Bank

 

MULTIPLE CHOICE

 

1. Which of the following is true of metabolism?

a.	It involves both a physical and a chemical breakdown of foods.
b.	It occurs both inside and outside of cells.
c.	It involves synthesis and decomposition.
d.	Energy is released from the process of anabolism and catabolism.

 

ANS:   C                     DIF:    Memorization                                     REF:    Page 932

TOP:    Overview of Nutrition and Metabolism

 

2. Which of the following is not true of ATP?

a.	It is a high-energy substance.
b.	It is formed by the synthesis of ADP and phosphate.
c.	It releases energy when split.
d.	It cannot be recycled after it is broken down.

 

ANS:   D                     DIF:    Memorization                                     REF:    Page 934

TOP:    Overview of Nutrition and Metabolism

 

3. Catabolism is a _____ process involving the _____ of energy.

a.	synthesis; release
b.	decomposition; release
c.	synthesis; use
d.	decomposition; use

 

ANS:   B                     DIF:    Memorization                                     REF:    Page 932

TOP:    Overview of Nutrition and Metabolism

 

4. ADP is an abbreviation for:

a.	aniline diphosphate.
b.	adenine diphosphate.
c.	adenosine diphosphate.
d.	adenosine triphosphate.

 

ANS:   C                     DIF:    Memorization                                     REF:    Page 934

TOP:    Overview of Nutrition and Metabolism

 

5. Which of the following is true of energy released by the breakdown of food substances?

a.	It is used to synthesize ATP.
b.	It is used to decompose ATP.
c.	It is changed to heat energy and used for cell functioning.
d.	It is used directly for cell functioning.

 

ANS:   A                     DIF:    Memorization                                     REF:    Page 934

TOP:    Overview of Nutrition and Metabolism

 

6. In which of the following cells is glucose phosphorylation reversible?

a.	Heart
b.	Pancreas
c.	Kidney
d.	Muscle

 

ANS:   C                     DIF:    Memorization                                     REF:    Page 935

TOP:    Glucose Transport and Phosphorylation