Question 1

Which of the following agricultural practices is recommended because it can improve the environment?

Accepted Answer

A) Using chemical methods to control crop pests 
B) Applying irrigation water directly to the roots of crops 
C) Raising more corn-fed beef and pork 
D) Expanding farmland into forests and grasslands

Question 2

Which of the following foods is the most nutrient dense per serving?

Accepted Answer

A) Cheese nachos 
B) Iceberg lettuce 
C) Fat-free milk 
D) Soft margarine

Question 3

A serving of food supplies 18 g protein,20 g carbohydrate,7 g fat,18 mg vitamin E,2 mg iron,and 100 g water.Which of the following statements is true about a serving of the food?

Accepted Answer

A) Carbohydrate provides the most food energy. 
B) Fat provides about 75% of total calories. 
C) Vitamin E provides the most food energy. 
D) Fat provides the most food energy.

Question 4

Maria limits her sodium intake to 2.3 g/day.This amount is equivalent to

Accepted Answer

A) 23 mg/day. 
B) 2300 mg/day. 
C) 230 mg/day. 
D) 23,000 mg/day.

Question 5

A serving of food supplies 25 g carbohydrate,15 g fat,18 g protein,and 100 g water.Which of the following statements is true about a serving of the food?

Accepted Answer

A) Protein provides about 50% of total calories. 
B) Carbohydrate provides the most food energy. 
C) Water provides the most food energy. 
D) Fat provides the most food energy.

Question 6

Sam wants to estimate the grams of carbohydrate in a sugar-sweetened soft drink that supplies 100 kcal.The soft drink contains no fiber,protein,fat,and alcohol.To obtain this value,he should

Accepted Answer

A) divide the number of kcal by 2. 
B) multiply the number per serving by 2. 
C) divide the number of kcal by 4. 
D) multiply the number of kcal by 4.

Question 7

An essential nutrient

Accepted Answer

A) must be supplied by the diet. 
B) is not in empty-calorie food. 
C) performs a vital function in the body. 
D) is only in foods from animal sources.

Question 8

A serving of food supplies 144 kcal from protein.Based on this information,how many grams of protein are in the serving?

Accepted Answer

A) 36 
B) 46 
C) 16 
D) 26

Question 9

Which of the following substances is a nutrient that does not provide any energy for the human body?

Accepted Answer

A) Alcohol 
B) Carbohydrate 
C) Water 
D) Protein

Question 10

Which of the following statements is true?

Accepted Answer

A) In the United States,poor eating habits contribute to the ten leading causes of death,including influenza and pneumonia. 
B) Nutrients are life-sustaining substances in food. 
C) A person's diet is influenced by his or her blood type,birth order,and sustainability. 
D) People have an instinctual ability to choose a nutritious variety of foods.

Question 11

Which of the following conditions is not a leading cause of death in the United States?

Accepted Answer

A) Tuberculosis 
B) Heart disease 
C) Stroke 
D) Cancer

Question 12

Erika is making a recipe from foods that contain the following nutrients: 120 ml of water,50 g of fat,40 g of protein,500 mg of vitamin C,235 g of carbohydrate,and 600 mg of calcium.Approximately how many kilocalories does the entire product of this recipe provide?

Accepted Answer

A) 2020 
B) 1550 
C) 930 
D) 580

Question 13

____ is an example of an "empty-calorie" food.

Accepted Answer

A) Cottage cheese 
B) Whole milk 
C) Lite beer 
D) Unsalted crackers

Exam 1: The Basics of Nutrition