Q: A person consumes 300 grams of carbohydrates in a day. How many kilocalories does this provide?

$$300 \times 4 = 1200 \ \text{kcal}$$

Q: Which of the following is a correct equation for total fiber?

$$\text{Total fiber} = \text{Dietary fiber} + \text{Functional fiber}$$

Question 1

Which of the following best describes the primary function of carbohydrates in the human body?

Accepted Answer

They serve as the preferred energy source for the brain and provide 4 kcal/g.

Question 2

Which of the following is a disaccharide formed from glucose and galactose?

Accepted Answer

Lactose

Question 3

A patient is advised to increase their intake of soluble fiber to help lower blood cholesterol. Which food would be most appropriate to recommend?

Accepted Answer

Oats

Question 4

Which equation correctly represents the caloric value provided by carbohydrates?

Accepted Answer

$$4 \ 	ext{kcal/g}$$

Question 5

Which of the following statements about dietary fiber is TRUE?

Accepted Answer

Dietary fiber is a nondigestible part of plants that passes through the GI tract.

Question 6

Which of the following combinations forms sucrose?

Accepted Answer

Glucose + Fructose

Question 7

A person consumes 300 grams of carbohydrates in a day. How many kilocalories does this provide?

Accepted Answer

$$300 	imes 4 = 1200 \ 	ext{kcal}$$

Question 8

Which of the following is a storage form of glucose in animals and humans?

Accepted Answer

Glycogen

Question 9

Which of the following best describes insoluble fiber?

Accepted Answer

It does not dissolve in water and promotes bowel regularity.

Question 10

Which of the following is NOT a monosaccharide?

Accepted Answer

Maltose

Question 11

A food scientist extracts a nondigestible carbohydrate from plants and adds it to a breakfast bar to improve its health benefits. This carbohydrate is best classified as:

Accepted Answer

Functional fiber

Question 12

Which of the following is a complex carbohydrate found in grains, legumes, and tubers?

Accepted Answer

Starch

Question 13

Which of the following best explains why fiber is important for digestive health?

Accepted Answer

It promotes bowel regularity and reduces risk for diverticulosis.

Question 14

Which of the following is a correct equation for total fiber?

Accepted Answer

$$	ext{Total fiber} = 	ext{Dietary fiber} + 	ext{Functional fiber}$$

Question 15

Which of the following is a real-life example of a food high in insoluble fiber?

Accepted Answer

Whole wheat bread

Question 16

Which of the following statements about glycogen is correct?

Accepted Answer

It is stored in the liver and muscles of animals.

Question 17

A patient with lactose intolerance is unable to digest which disaccharide?

Accepted Answer

Lactose

Question 18

Which of the following best describes the difference between simple and complex carbohydrates?

Accepted Answer

Simple carbohydrates consist of one or two sugar molecules, while complex carbohydrates are made of many sugar units.

Question 19

Which of the following is a health benefit associated with soluble fiber?

Accepted Answer

It helps lower blood cholesterol and glucose levels.

Question 20

Which of the following best describes the composition of carbohydrates?

Accepted Answer

They are made up of carbon, hydrogen, and oxygen.

Carbohydrates: Plant-Derived Energy Nutrients – Structured Study Notes

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