题目内容

Which type of grain is the healthiest and contains the most natural nutrients?

A. enriched grains
B. refined grains
C. multi-grains
D. whole grains

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An individual who eats only plant food is referred to as a

A. planetarium
B. vegan
C. lactovegetarian
D. lactoovovegetarian

The following foods are good sources of protein except for?

A. meat
B. dairy
C. grain
D. soybean

Positivenitrogen balance occurs during starvation, illness and injury.

A. 对
B. 错

Soy products are the best plant proteins.

A. 对
B. 错

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