Nutrition and Dietetics Quiz: Whole Grains and Milling
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Questions and Answers

What term is used to describe a grain that has undergone minimal milling and still contains traces of the bran and germ?

  • Partially milled grains
  • Highly milled grains
  • Overmilled grains
  • Undermilled grains (correct)

Which part of the grain is primarily composed of cellulose, providing roughage for digestion?

  • Seed coat or hull
  • Kernel
  • Aleurone layer
  • Bran (correct)

Why are whole grains considered healthier than highly milled or refined grains?

  • Whole grains retain all the nutrients naturally present in the grain. (correct)
  • Whole grains are easier to digest.
  • Whole grains have a longer shelf life.
  • Whole grains have a finer texture.

What is the main function of the endosperm in the grain?

<p>Store nutrients for the seed's growth (C)</p> Signup and view all the answers

Why is it beneficial to include whole wheat products or brown rice in the diet?

<p>They offer the nutritional benefits of the bran. (B)</p> Signup and view all the answers

Which type of grains have been fortified with specific nutrients?

<p>Enriched grains (B)</p> Signup and view all the answers

Which type of grain offers a compromise between refined and whole grains by providing some additional nutrients compared to highly milled grains?

<p>Undermilled grains (A)</p> Signup and view all the answers

What is the main difference between whole grains and refined grains?

<p>Whole grains contain all parts of the original kernel, while refined grains have the bran and germ removed. (B)</p> Signup and view all the answers

What makes brown rice a whole grain?

<p>It retains the bran and germ, unlike white rice. (C)</p> Signup and view all the answers

Which type of grains have a longer shelf life but contain fewer nutrients compared to whole grains?

<p>Highly milled or refined grains (D)</p> Signup and view all the answers

What is the characteristic of enriched grains?

<p>They are refined grains fortified with specific nutrients. (D)</p> Signup and view all the answers

Which type of grain is NOT a whole grain?

<p>White flour (B)</p> Signup and view all the answers

What is the main effect of refining on the nutritional value of cereal grains?

<p>Reduces the nutritional value by removing bran and germ (A)</p> Signup and view all the answers

How does understanding the composition and characteristics of grains help in making informed dietary choices?

<p>Emphasizes the importance of consuming whole grains for various nutrients (B)</p> Signup and view all the answers

Which breakfast cereal typically undergoes extrusion or puffing during processing?

<p>Cornflakes (B)</p> Signup and view all the answers

What are the three main components of whole grains?

<p>Bran, germ, and endosperm (D)</p> Signup and view all the answers

Why are breakfast cereals often fortified with additional nutrients?

<p>To add back nutrients lost during processing (D)</p> Signup and view all the answers

Which statement accurately describes the impact of refining on cereal grains?

<p>Reduces nutritional value by removing bran and germ (A)</p> Signup and view all the answers
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