AFAA Nutrition and Weight Management

Question 1

How many calories are provided per gram of carbohydrate?

Accepted Answer

4 calories

Answer

Carbohydrates and proteins both provide 4 calories per gram, while fat provides 9 calories per gram.

Question 2

Which macronutrient is the preferred fuel source during moderate-to-high intensity aerobic exercise?

Accepted Answer

Carbohydrate

Answer

Carbohydrates (stored as glycogen) are the primary and most efficient fuel for moderate-to-high intensity aerobic exercise.

Question 3

What is the general recommended daily water intake for physically active adults in the US?

Accepted Answer

8–13 cups per day

Answer

Active adults generally need 8–13 cups (2–3 liters) of fluid daily, with additional amounts to replace sweat losses.

Question 4

A caloric deficit of approximately 3,500 calories is associated with a loss of how much body fat?

Accepted Answer

1 pound

Answer

A deficit of approximately 3,500 calories corresponds to roughly 1 pound of stored fat, forming the basis of the 500-cal/day deficit rule.

Question 5

Which vitamin is primarily synthesized by the skin through sun exposure?

Accepted Answer

Vitamin D

Answer

Vitamin D is produced in the skin when exposed to ultraviolet B (UVB) radiation and is essential for calcium absorption and bone health.

AFAA - Aerobics and Fitness Association of America Practice Test