Synthetic Fibres and Plastics Workbook
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Q1 · MCQ · 1 mark
Which of the following is not a natural fibre?
Q2 · FILL · 1 mark
Synthetic fibres are also called man-made or _______ fibres.
Q3 · SHORT · 2 marks
What is the main difference between thermoplastic and thermosetting plastics?
Q4 · MCQ · 1 mark
The process of joining many small units to form a large single unit is called:
Q5 · FILL · 1 mark
Rayon is prepared from a natural raw material called __________.
Q6 · SHORT · 2 marks
Give two examples of synthetic fibres known for their strength and elasticity.
Q7 · MCQ · 1 mark
Which of these plastics is used for making electric switches?
Q8 · FILL · 1 mark
Plastics which are poor conductors of heat and electricity are called __________.
Q9 · SHORT · 2 marks
Why is it advisable to avoid burning plastic and synthetic fibres?
Q10 · MCQ · 1 mark
Which synthetic fibre is commonly used to make non-stick cookware coatings?