Food

  1. The six common elements found in food are:
    Carbon(C) Hydrogen(H) Oxygen(O) Nitrogen(N) Phosphorus(P) Sulfur(S)
  2. Five elements dissolved salts are:
    Soduim(Na) Magnesuim(Mg) Chlorine(Ci) Potassuim(K)Calcium(Ca)
  3. Trace Elements
    Iron (Fe) Copper (Cu) Zinc (Zn)
  4. Biomolecules
    are chemicals that are made inside a living thing
  5. Biomolecules in food are:
    Carbohydrates,Lipids ,Proteins and Vitamins
  6. Carbohydrates
    made C(carbon),H(Hydrogen),O(Oxygen)
  7. (A)Element Lipid :
    (B)Metabolic role :
    (C)Structural role :
    (D)Sources :
    • (A):Carbon ,hydrogen ,Oxygen
    • (B):Release  Energy in Respiration 
    • (C):Form  a protective  layer around the organs e.g Heart
    • (D):Butter,Oil
  8. (1) Types of carbohydrates:
    (2) Soures:
    (3) Structural :
    (4) Metabolic Role:
    • 1)Monosaccharides(1unit)egGlucose,Fructose
    •     Disaccharides(2 unit)eg Sucrose ,Maltose
    •     Polysaccharides(3 unit)egStarch,cellelose,
    • (2) Bread,potato,rice.flour
    • (3) Cellulose forms cell wall
    • (4) Glucose is made in photosynthesis and rele
  9. What is Triglyceride?
    Three  molecules of fatty acid joined to one  molecule of glycerol
  10. (A
Author
mikonap
ID
206073
Card Set
Food
Description
chapter 3
Updated