Organic Chemistry Carbohydrates

27 Questions

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Organic Chemistry Carbohydrates

Carbohydrates have six major functions within the body; they provide energy and regulation of blood glucose. Most people think that too much carbohydrate is unhealthy. Having studies them in class you have a clear understanding of how they are beneficial. Take up the quiz to test your understanding. All the best!


Questions and Answers
  • 1. 
    What type of atoms do carbohydrates contain
    • A. 

      Carbon, oxygen, hydrogen

    • B. 

      Carbon, hydrogen, nitrogen

    • C. 

      Carbon, oxygen, nitrogen

  • 2. 
    Chemically most carbs are:
    • A. 

      Polyhydroxy alderhydes and polyhydroxy thiols

    • B. 

      Polyhydroxy alderhydes and polyhydroxy keytones

    • C. 

      Polyhydroxy keytones and polyhydroxy thiols

  • 3. 
    What suffix indicates theat the compound is a carbohydrate
    • A. 

      Ase

    • B. 

      Rides

    • C. 

      Ose

  • 4. 
    What is a fisher projection
    • A. 

      An open chain structure

    • B. 

      A cyclic structure

    • C. 

      Neither

  • 5. 
    Fructose is a
    • A. 

      Aldoses

    • B. 

      Ketoses

    • C. 

      Gycoses

  • 6. 
    When glucose is synthesized in green plants in a process called
    • A. 

      Gycosis

    • B. 

      Photosynthesis

    • C. 

      Synthesis

    • D. 

      Cellular respiration

  • 7. 
    What is a haworth projection
    • A. 

      A open chain structure

    • B. 

      A cyclic structure

    • C. 

      Neither

  • 8. 
    Furan is a how many membered ring
    • A. 

      4

    • B. 

      5

    • C. 

      6

    • D. 

      7

  • 9. 
    A Alpha anome is a OH on anomeric C is positioned
    • A. 

      Up

    • B. 

      Down

    • C. 

      Inside the ring

    • D. 

      Outside the ring

  • 10. 
    A beta anomer has the OH on anormeric C positioned
    • A. 

      Up

    • B. 

      Down

    • C. 

      Neither

  • 11. 
    Amino sugars contain what group instead of a OH group
    • A. 

      SH2

    • B. 

      NH2

    • C. 

      OH2

  • 12. 
    Why is this disaccharide an alpha 1-4 linkage
    • A. 

      Because the O goes down from the two linked carbons

    • B. 

      Because it contains a O bond

    • C. 

      Neither

    • D. 

      Both

  • 13. 
    Starch is the storage form of glucose in
    • A. 

      Animals

    • B. 

      Plants

    • C. 

      Both

    • D. 

      Neither

  • 14. 
    Starch can be seperated into
    • A. 

      Amylose and amylopectin

    • B. 

      Amylopectin and glucose

    • C. 

      Amylose and glucose

  • 15. 
    • A. 

      Straight chain

    • B. 

      Branched chain

    • C. 

      Both

  • 16. 
    Amylopectin is
    • A. 

      Straight chain

    • B. 

      Branched chain

    • C. 

      Neither

  • 17. 
    What forms the fibre like structure of cell walls
    • A. 

      Starch

    • B. 

      Glucose

    • C. 

      Cellulose

  • 18. 
    What is the storage form of glucose in animals
    • A. 

      Starch

    • B. 

      Glycogen

    • C. 

      Glucagon

    • D. 

      Cellulose

  • 19. 
    Which of thems is dietary fibre
    • A. 

      Cellulose

    • B. 

      Starch

    • C. 

      Gycogen

  • 20. 
    Which is sweeter d-fructose  or D galactose
    • A. 

      D -frutose

    • B. 

      They are the same

    • C. 

      D - galactose

  • 21. 
    • A. 

      Glucose intolerance

    • B. 

      Fructose intolerance

    • C. 

      Lactose intolerance

  • 22. 
    D-galactose, D-glucose, D-fructose are the most abundant
    • A. 

      Hexoses

    • B. 

      Pentoses

    • C. 

      Tetroses

  • 23. 
    What is the process called that produces ATP iin the body
    • A. 

      Photosynthesis

    • B. 

      Glycolygsis

    • C. 

      Cellular respiration

  • 24. 
    Disaccharides are 2 ______________ joined together by a glycosidic bond
    • A. 

      Keytones

    • B. 

      Monosaccharides

    • C. 

      Alderhydes

    • D. 

      Carboxylic acids

  • 25. 
    Maltose is
    • A. 

      Raw sugar

    • B. 

      White sugar

    • C. 

      Malt sugar

  • 26. 
    Lactose is hydrolyzed with which enzyme
    • A. 

      Amylase

    • B. 

      Lactase

    • C. 

      Sucrase

    • D. 

      Fructase

  • 27. 
    Sucrose is made up of
    • A. 

      D-glucose + D-sucrose

    • B. 

      D-glucose + D-fructose

    • C. 

      D-galactose + D-glucose