What best describes a polymer?, A large molecule made from many repeating monomers, A small molecule made from one element only, What happens during polymerization?, Polymers break into atoms immediately, Monomers join together to form a polymer, Which statement about monomers is correct?, They are always metals., They are small units that can join to make polymers., Why is polyethylene called a synthetic polymer?, It is made by humans through chemical reactions., It is found naturally in plant cell walls., Which pair shows a monomer and its polymer?, Cellulose and keratin, Ethene and polyethene, Which polymer is naturally found in plant cell walls?, Cellulose, Polycarbonate, Which polymer is naturally found in hair and fingernails?, PVC, Keratin, Which polymer is important for genetic information?, DNA, Nylon, Which material is an example of a synthetic polymer?, Polyester, Wool, Which synthetic polymer is often used to make clothing?, Cellulose, Nylon, Which synthetic polymer is used for non-stick cookware?, Teflon, DNA, Why are synthetic polymers useful in daily life?, They are always biodegradable., They can be made into many different products., Which is an advantage of synthetic polymers?, They always decompose quickly., They are durable and can be reused., Which is a disadvantage of synthetic polymers?, They can take a long time to break down., They are too weak to use., Why can plastic pollution become a serious problem?, Many plastics do not break down easily., All plastics disappear naturally in one day., Which statement about natural polymers is correct?, They are always made in factories., They occur naturally in living things., Which statement about synthetic polymers is correct?, They are manufactured by chemical reactions., They are only found in animals., Which example is correctly matched?, Nylon — natural polymer, Cellulose — natural polymer, Which example is correctly matched?, DNA — synthetic polymer, Polycarbonate — synthetic polymer, Why is recycling some synthetic polymers helpful?, It reduces waste and pollution., It makes plastics disappear instantly.

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