Check your understanding of concepts from 22·4–22·7 Nutrients are grouped into six categories by answering the following questions.
1. Which of the following statements about water usage in animals is true?
A. |
B. |
C. |
D. |
E. |
2. Proteins are an essential component of a healthy diet for humans (and other animals). Their most common purpose is to serve as:
A. |
B. |
C. |
D. |
E. |
3. Which of the following foods is NOT a significant source of complex carbohydrates?
A. |
B. |
C. |
D. |
E. |
4. Most mammals (including humans) prefer the taste of fats to carbohydrates and proteins. Why?
A. |
B. |
C. |
D. |
E. |
5. Vitamins are:
A. |
B. |
C. |
D. |
E. |
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