Quiz  /  Carbohydrates Class 12 MCQ Questions With Answers

  • 1. 
    Carbohydrates yield how many Calories per gram?

  • 0 Cal/gram
  • 9 Cal/gram
  • 4 Cal/gram
  • 2.25 Cal/gram

  • 2. 
    Sugars all end with what three letter ending?

  • -ote
  • -ate
  • -ase
  • -ose

  • 3. 
    Which health problems is a consequence of eating too much added sugar?

  • overweight
  • heart disease
  • diabetes
  • all of the above

  • 4. 
    Which has more energy, 1.0 g of carbohydrate or 1.0 g of lipid?

  • Carbohydrate
  • Lipid

  • 5. 
    Carbohydrates are comprised of Carbon, Hydrogen, Oxygen, and Nitrogen

  • True
  • False

  • 6. 
    What is not a type of carbohydrate?

  • Fat
  • Fiber
  • Starch
  • Sugar

  • 7. 
    The scientific name for table sugar is ___

  • lactose
  • sucrose
  • galactose
  • glucose

  • 8. 
    A single unit of sugar is referred to as:

  • Monosaccharide
  • Monocarbohydrate
  • Mononutrient
  • Monopolymer

  • 9. 
    These are all properties of a disaccharide EXCEPT:

  • made up of two sugars
  • sucrose
  • 2 monosaccharides joined by dehydration synthesis
  • ratio of 1:2:1

  • 10. 
    Important to the structural integrity of plant cells, this is the single most popular polysaccharide in the world.

  • Starch
  • Glycogen
  • Cellulose
  • Chitin

  • 11. 
    Which of these are examples of carbohydrates?

  • DNA, RNA
  • Fats, hormones
  • amino acids
  • starches, glucose, chitin

  • 12. 
    How many sugar units make up polysaccharides?

  • one
  • two
  • more than two
  • zero

  • 13. 
    Which foods do not contain natural sugar?

  • apple
  • milk
  • strawberry
  • none of the above

  • 14. 
    Which do all carbohydrates do for us?

  • provide energy
  • make muscle
  • make brains
  • make hair

  • 15. 
    All carbohydrate names end with which ending:

  • ise
  • ase
  • ese
  • ose
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