Question 1
Which of the given descriptions is(are) consistent with biodegradable polymers?
◦ polymers that can be broken down by enzymes produced by microorganisms
◦ polymers with amide moieties
◦ polymers with ester moieties
◦ polymers known as polyhydroxyalkanoates
◦ all of these
Question 2
Which choice best defines biogradable polymers?
◦ Polymers made of natural substances.
◦ Polymers that are not harmful to the environment even if they persist in the environment for an extended time.
◦ Polymers that can be broken down by enzymes produced by soil microorganisms.
◦ Polymers that can be recycled using standard means.
◦ Polymers that contain only organic materials.