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WorksheetsChapter 3- Synthetic fibres and Plastic
Total questions: 10
Worksheet time: 8mins
The clothes that we wear are made from?
Plastic
Fibres
Metal
All of these
None of these
Many monomers join together and form a
Polymer
Fibre
String
Fabrics
Rayon is mixed with wool to make
Carpets
Blankets
Bedsheets
Which of the following is made from Nylon?
Socks
ropes
Tents
All of the above
The monomer of Polyster
Ester
Chloride
Polyvinilechloride
None of the above
Sweaters, Shawls etc are made from
Nylon
Rayon
Acrylic
Plastic
There are some plastics which they Moulded once, cannot be further softened by heating. They are called thermosetting plastic. True or False
True
False
Plastic is not light, strong and durable.
True or False
True
False
Plastics are poor conductors of ?( as per the text book)
Heat
Electricity
Water
Both A and B
the 5R Priciple
Reduce, Reuse, Refuse, Recover, Refuse
Resourceful. Resourcefully. Resourcefulness. Respect. Respectable.
Respectably. Respected. Respectful.
