The Chemistry of Plastics and Their Alternatives

1. What is the basic building block of plastics?

• Monomers

• Polymers

• Crystals

• Fibers

1. Which type of plastic is known for its strength and resistance to impact?

• Polyethylene (PE)

• Polyvinyl Chloride (PVC)

• Polyethylene Terephthalate (PET)

• Polystyrene (PS)

1. Which of the following is a biodegradable alternative to traditional plastics?

• PVC

• PLA(Polylactic Acid)

• PET

• HDPE

1. What is one major environmental concern associated with plastic waste?

• 1. ) High production cost

• Difficulty in recycling

• Ocean pollution and harm to wildlife

• Short product lifespan

1. Which process involves breaking down plastics into smaller pieces through natural processes?

• Polymerization

•  Degradation

• Combustion

• Manufacturing

1. Which type of plastic is most commonly used for water bottles?

• 1. Polyvinyl Chloride (PVC)

• Polyethylene Terephthalate (PET)

• Polystyrene (PS)

• Polypropylene (PP)

1. What is one advantage of using biodegradable plastics?

• They are cheaper to produce

• They decompose more quickly in the environment

• They are more durable than traditional plastics.

• They require less energy to manufacture.

1. What is the primary source of microplastics in the environment?

• Natural decomposition

• Industrial waste

• Breakdown of larger plastic items

• Agricultural runoff

1. Which of the following practices can help reduce plastic waste?

• Increasing single-use plastic production

• Promoting recycling and composting

• Discouraging the use of reusable bags

• Importing more plastic products

1. Which statement about plastics is TRUE?

• 1. All plastics are recyclable.

• Plastics decompose in weeks.

• Biodegradable plastics can reduce landfill waste.

• 1. Plastics are always made from renewable resources.