Unit Two Part B Review

What ratio do all carbohydrates possess?

• 1 carbon to 2 oxygen to 1 hydrogen

  
  

• 1 carbon to 2 hydrogen to 1 oxygen

• 1 carbon to 2 oxygen to 2 hydrogen

  
  

• 1 hydrogen to 2 oxygen to 1 carbon

  
  

Which of the following molecules is food storage in plants?

• glycogen

  
  

• cellulose

• chitin

  
  

• starch

  
  

Which of the following molecules is food storage in animals?

• glycogen

  
  

• cellulose

• chitin

  
  

• starch

  
  

Which of the following molecules is structural material in plants?

• glycogen

  
  

• cellulose

• chitin

  
  

• starch

  
  

Which of the following molecules makes up exoskeletons in some animals?

• glycogen

  
  

• cellulose

• chitin

  
  

• starch

  
  

What are the monomers, or building blocks, of carbohydrates?

• monosaccharides

  
  

• fatty acids and glycerol

• nucleotides

  
  

• amino acids

  
  

What are the monomers, or building blocks, of proteins?

• monosaccharides

  
  

• fatty acids and glycerol

• nucleotides

  
  

• amino acids

  
  

What are the monomers, or building blocks, of lipids?

• monosaccharides

  
  

• fatty acids and glycerol

• nucleotides

  
  

• amino acids

  
  

What are the monomers, or building blocks, of nucleic acids?

• monosaccharides

  
  

• fatty acids and glycerol

• nucleotides

  
  

• amino acids

  
  

What molecule is shown?

• glucose

• amino acid

• triglyceride

• phospholipid