Recycling
What do the numbers inside the recycling triangle on plastics represent?
A) The quality of plastic
B) The type of plastic resin
C) The size of the item
D) The amount recycled
B) The type of plastic resin
Which of these products is commonly made from polypropylene (PP)?
A) Water bottles
B) Soda bottles
C) Food storage containers
D) CDs
C) Food storage containers
Plastic pollution is only a problem in the ocean.
A) True
B) False
B) False
Who invented the first synthetic plastic?
A) John Wesley Hyatt
B) Leo Baekeland
C) Alexander Parkes
D) Charles Goodyear
B) Leo Baekeland
What type of plastic is most commonly used for grocery bags?
A) PVC
B) LDPE
C) PS
D) PET
B) LDPE
Which plastic resin code is easiest to recycle?
A) 1 (PET)
B) 3 (PVC)
C) 6 (PS)
D) 7 (Other)
A) 1 (PET)
Which plastic is used in 3D printing?
A) PLA
B) PVC
C) HDPE
D) LDPE
A) PLA (Polylactic Acid)
Which of these is a primary contributor to microplastic pollution?
A) Plastic bags
B) Synthetic clothing fibers
C) Plastic bottles
D) PVC pipes
B) Synthetic clothing fibers
What was the first natural material used to mimic plastic?
A) Rubber
B) Celluloid
C) Bakelite
D) Nylon
B) Celluloid
Which type of plastic is lightweight and often used for packaging and food trays?
A) PS
B) ABS
C) PVC
D) HDPE
A) PS (Polystyrene)
What is the primary challenge of recycling mixed plastics?
A) They are too dirty to clean.
B) They melt at different temperatures.
C) They cannot be compacted.
D) They produce harmful gases.
B) They melt at different temperatures.
Which type of plastic is used to make lightweight glasses lenses?
A) Polycarbonate
B) Polystyrene
C) Nylon
D) ABS
A) Polycarbonate
What percentage of marine litter is plastic?
A) 20%
B) 50%
C) 80%
D) 100%
C) 80%
What event led to a massive increase in plastic production in the 20th century?
A) The Industrial Revolution
B) World War II
C) The Space Race
D) The invention of nylon
B) World War II
What plastic is known for its heat resistance and is often used in car parts?
A) ABS
B) PET
C) HDPE
D) PP
A) ABS (Acrylonitrile Butadiene Styrene)
Bioplastics can be recycled in the same way as traditional plastics.
A) True
B) False
B) False
What type of plastic is commonly used to make shampoo bottles?
A) PET
B) HDPE
C) PVC
D) PP
B) HDPE
Which marine animal is most at risk from ingesting plastic?
A) Dolphins
B) Turtles
C) Sharks
D) Crabs
B) Turtles
Which material was replaced by plastic during World War II to make parachutes?
A) Steel
B) Cotton
C) Silk
D) Wool
C) Silk
Which type of plastic is often used to make milk jugs and detergent bottles?
A) LDPE
B) HDPE
C) PET
D) PVC
B) HDPE (High-Density Polyethylene)
What is the process of turning recycled plastic into a new product called?
A) Upcycling
B) Downcycling
C) Reformation
D) Thermoforming
A) Upcycling
Which industry uses the most plastic globally?
A) Automotive
B) Construction
C) Packaging
D) Electronics
C) Packaging
What happens to most plastics that end up in the ocean?
A) They dissolve completely.
B) They form large garbage patches.
C) They biodegrade within 10 years.
D) They sink to the bottom.
B) They form large garbage patches.
What year was the recycling code system introduced for plastics?
A) 1988
B) 1975
C) 1995
D) 2000
A) 1988
Which plastic is often called the “engineer’s plastic” for its use in industrial applications?
A) Nylon
B) PTFE
C) Acrylic
D) Polycarbonate
D) Polycarbonate