Diet Balanced Diet 5

Question 1

Which vitamin requires fat to be properly absorbed in the body?

Accepted Answer

Vitamin D

Answer

Vitamin D is fat-soluble and requires dietary fat for proper absorption in the digestive tract.

Question 2

What is the primary benefit of eating a variety of colorful fruits and vegetables?

Accepted Answer

Wider range of phytonutrients and vitamins

Answer

Different colors in fruits and vegetables indicate different phytonutrients and vitamins, so variety ensures a broader spectrum of nutrients.

Question 3

How much water should most adults drink daily according to common US health recommendations?

Accepted Answer

8 cups (about 2 liters)

Answer

A commonly cited guideline is about 8 cups (roughly 2 liters) of water per day, though actual needs vary by individual.

Question 4

What is the glycemic index (GI) used to measure?

Accepted Answer

How quickly a food raises blood sugar levels

Answer

The glycemic index ranks foods on a scale of 0-100 based on how quickly they raise blood glucose levels after eating.

Question 5

Which nutrient plays the most critical role in maintaining fluid balance in the body?

Accepted Answer

Sodium

Answer

Sodium is the primary electrolyte regulating fluid balance, blood pressure, and nerve function in the body.

Diet Practice Test