Nutritional Science Quiz

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Questions and Answers

What is the main emphasis of nutritional science?

  • Animal nutrition
  • Fungal nutrition
  • Plant nutrition
  • Human nutrition (correct)

How do organisms obtain nutrients?

  • By consuming only organic matter
  • By consuming inorganic matter and water
  • By absorbing light and water
  • By consuming organic matter, inorganic matter, or absorbing light (correct)

What do all forms of life require?

  • Carbon, nitrogen, water, and various other molecules
  • Carbon, energy, nitrogen, and various other molecules
  • Oxygen, energy, water, and various other molecules
  • Carbon, energy, water, and various other molecules (correct)

How do animals obtain complex nutrients such as carbohydrates, lipids, and proteins?

<p>By consuming other organisms (C)</p> Signup and view all the answers

When did the scientific analysis of food and nutrients begin?

<p>During the chemical revolution in the late-18th century (B)</p> Signup and view all the answers

How many different food groups did the USDA describe food as being in prior to 1943?

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

When was the food pyramid introduced?

<p>1992 (C)</p> Signup and view all the answers

What is sometimes listed apart from other food groups in nutrition guides?

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

Who has criticized the categorization of dairy as a food group with recommended daily servings?

<p>Harvard School of Public Health (C)</p> Signup and view all the answers

When were the dietary guidelines last introduced?

<p>2015 (A)</p> Signup and view all the answers

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