Carbohydrate:
Element: Carbon, hydrogen, oxygen
Function: source of energy/ energy storage
Monomer: monosaccharides
Examples: Starch, glycogen, cellulose
Lipids:
Element: Carbon, hydrogen, oxygen
Function: energy storage, forms cell membrane, chemical messenger, protections/insulation
Monomer: 1 glycerol and 3 fatty acids
Example: wax, oil, butter, hormones
Proteins:
Element: Carbon, hydrogen, oxygen, nitrogen
Function: builds and repair cells and aid in metabolism
Monomer: amino acids
Ex: meat:muscles, eggs, enzymes
Nucleus acid:
Element: Element: Carbon, hydrogen, oxygen, nitrogen, phosphorus
Function: carries genetic information to make proteins
Monomer: Nucleotides
Ex: DNA and RNA
Hope that helped! :)