Carbohydrates

Practice: Which of the following chemical formulas represents that of a simple carbohydrate?

a) C₂H₂O₂.

b) C₆H₁₂O₆.

c) C₅H₄O₃.

d) C₃H₆O₉.

Practice: Monosaccharides are linked together via a ______________ reaction, forming a _____________bond.

a) Hydrolysis ; Glycosidic.

b) Dehydration synthesis ; Hydrogen.

c) Hydrolysis ; Peptide.

d) Dehydration synthesis ; Glycosidic.

e) Hydrolysis ; Hydrogen.

Practice: Which of the following chemical reactions results in energy release when glycosidic bonds are broken?

a) Condensation reaction.

b) Dehydration synthesis reaction.

c) Hydrolysis reaction.

d) Hydrogen bonding.

Practice: Animal cells store energy in the form of _________, and plant cells store energy in the form of ___________.

a) Sucrose ; glucose.

b) Disaccharides ; monosaccharides.

c) Starch ; glycogen.

d) Cellulose ; chitin.

e) Glycogen ; starch.

Practice: Which polysaccharide is an important component in the structure of lobsters and insects?

a) Chitin.

b) Cellulose.

c) Starch.

d) Glycogen.

e) Polypeptides.