CHAPTER 6: PROTEINS

CHAPTER 6: PROTEINS

 

Complete Chapter Questions With Answers

 

Sample Questions Are Posted Below

 

MULTIPLE CHOICE

 

1. Carbohydrates, fats, and proteins all contain the following elements: ____.

a.	carbon, hydrogen, and oxygen	c.	carbon, nitrogen, and sulfur
b.	carbon, hydrogen, and magnesium	d.	nitrogen, carbon, and oxygen

 

 

ANS:  A                    PTS:   1                    DIF:    A                    TOP:   Composition

 

2. What types of proteins are consumed routinely by vegans?

a.	complete proteins	c.	amino acids
b.	incomplete proteins	d.	high-quality proteins

 

 

ANS:  B                    PTS:   1                    DIF:    B                    TOP:   Food Sources

 

3. An insufficient intake of protein in the diet can affect the body in many ways. Which of the following can be a consequence of a low-protein diet?

a.	increased calcium levels	c.	insufficient levels of urea
b.	edema	d.	increased cholesterol levels

 

 

ANS:  B                    PTS:   1                    DIF:    A                    TOP:   Dietary Requirements

 

4. An enzyme secreted by the stomach that is essential for the digestion of protein is ____.

a.	pepsin	c.	carboxypeptidase
b.	trypsin	d.	chymotrypsin

 

 

ANS:  A                    PTS:   1                    DIF:    A                    TOP:   Digestion and Absorption

 

5. What does the National Research Council of the National Academy of Science recommend as a daily protein requirement for the average adult?

a.	2.2 g protein per kg of body weight	c.	0.8 g protein per kg of body weight
b.	1 g protein per kg of body weight	d.	65 grams of protein a day

 

 

ANS:  C                    PTS:   1                    DIF:    A                    TOP:   Dietary Requirements

 

6. What is tofu made from?

a.	corn	c.	chickpeas
b.	legumes	d.	soy milk

 

 

ANS:  D                    PTS:   1                    DIF:    A                    TOP:   Food Sources

 

7. Which enzyme finally reduces proteins to amino acids?

a.	chymotrypsin	c.	trypsin
b.	carboxypeptidase	d.	intestinal peptidases

 

 

ANS:  D                    PTS:   1                    DIF:    A                    TOP:   Digestion and Absorption