Carbohydrates and Energy Quiz

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Questions and Answers

What is the main function of carbohydrates in the human body?

  • To aid in blood clotting
  • To build muscle mass
  • To regulate body temperature
  • To provide energy for cellular functions (correct)

What is the primary function of dietary carbohydrates in the human body?

  • To regulate blood pressure
  • To provide fuel for energy (correct)
  • To aid in digestion
  • To strengthen bones

What atoms are carbohydrates composed of?

  • Carbon, oxygen, and hydrogen (correct)
  • Sodium, potassium, and chlorine
  • Nitrogen, phosphorus, and hydrogen
  • Calcium, magnesium, and sulfur

Which category of carbohydrates includes sugars like glucose, fructose, and galactose?

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

What is the main difference between glucose, galactose, and fructose?

<p>Their sweetness levels (D)</p> Signup and view all the answers

What happens to starch when it is cooked?

<p>It becomes more soluble and accessible to digestive enzymes (A)</p> Signup and view all the answers

Which food sources are rich in starch?

<p>Grains, legumes, and root vegetables (B)</p> Signup and view all the answers

Why does starch supply energy over a longer period of time compared to simple sugars?

<p>It breaks down more slowly due to its complexity (A)</p> Signup and view all the answers

What effect does cooking have on starch?

<p>It becomes soluble and more accessible to digestive enzymes (B)</p> Signup and view all the answers

Why does starch supply energy over a longer period of time compared to simple sugars?

<p>Starch is more complex and breaks down more slowly (B)</p> Signup and view all the answers

What is the main source of dietary carbohydrates worldwide?

<p>Grains, legumes, and tubers (B)</p> Signup and view all the answers

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