Question 1

Which of the following nutrients is classified as a macronutrient and provides the highest amount of energy per gram?

Accepted Answer

Fats

Question 2

A patient is advised to increase their intake of foods that help maintain and repair body tissues. Which nutrient should they focus on?

Accepted Answer

Proteins

Question 3

Which of the following is NOT a function of nutrients in the human body?

Accepted Answer

Production of genetic material

Question 4

If a food contains 10 grams of fat, how many kilocalories does this contribute to the diet? Use the formula $$	ext{Energy (kcal)} = 	ext{grams of fat} 	imes 9.$$

Accepted Answer

$$90$$ kcal

Question 5

Which of the following food sources is LEAST likely to provide significant amounts of carbohydrates?

Accepted Answer

Fish

Question 6

A person consumes a meal containing 20g protein, 30g carbohydrate, and 10g fat. Calculate the total energy provided by this meal. Use the formulas: $$	ext{Protein: } 4 	ext{ kcal/g}$$, $$	ext{Carbohydrate: } 4 	ext{ kcal/g}$$, $$	ext{Fat: } 9 	ext{ kcal/g}.$$

Accepted Answer

$$242$$ kcal

Question 7

Which of the following is a micronutrient and does NOT provide energy?

Accepted Answer

Vitamins

Question 8

Which food source is most likely to be rich in both protein and fat?

Accepted Answer

Eggs

Question 9

Which of the following statements about water as a nutrient is TRUE?

Accepted Answer

Water is a micronutrient and does not provide energy

Question 10

A diet lacking in which nutrient class would most likely result in poor wound healing and muscle loss?

Accepted Answer

Proteins

Question 11

Which of the following is a function of lipids in the body?

Accepted Answer

Providing substances needed for healthy skin and internal organs

Question 12

Which food source is most likely to provide both calcium and protein?

Accepted Answer

Milk and dairy products

Question 13

Which of the following minerals is classified as a trace mineral?

Accepted Answer

Iron

Question 14

A person is following a diet high in nuts and seeds. Which nutrient are they most likely increasing?

Accepted Answer

Fats

Question 15

Which vitamin is water-soluble and essential for normal cell growth?

Accepted Answer

Vitamin C

Question 16

Which of the following foods is NOT a significant source of protein?

Accepted Answer

Sugar

Question 17

Which nutrient class is primarily responsible for providing energy for short-term, high-intensity exercise?

Accepted Answer

Carbohydrates

Question 18

A deficiency in which mineral can lead to anemia?

Accepted Answer

Iron

Question 19

Which of the following is a function of vitamins in the body?

Accepted Answer

Supporting normal cell growth and bodily functions

Question 20

Which food group on My Plate is most likely to contain all six classes of nutrients?

Accepted Answer

Dairy

Introduction to Main Nutrients: Functions, Classes, and Food Sources

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