A food that provides a natural food source of vitamin D is:

a. mackerel.
b. wheat germ.
c. steak.
d. margarine.


ANS: A
Fatty fish, including mackerel, are the best natural source of vitamin D.

Nutritional Science

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What type of study compares self-reports of physical activity with rates of illness and mortality?

A) exercise training studies B) clinical trials C) population-based epidemiological studies D) case-control studies

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A nutrient is defined as:

a. a unit of measure of the amount of energy in a food. b. the fibrous part of a plant. c. the amount of heat released during digestion of food. d. a chemical substance present in food that is used by the body.

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Complex Carbohydrates--Fiber

What will be an ideal response?

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Which of the following vitamins is part of a coenzyme that directly participates in energy metabolism?

A. Folate B. K C. A D. Riboflavin

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