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Earn 100

Cotton is a natural polymer. What is its chemical name?
Important Questions on Synthetic Fibres and Plastics
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Fill in the blank with the correct options from the box.
A _____ is the smallest unit of a polymer.
Wood pulp | Polymer | Artificial, man-made | Polyester | Monomer |
Water | PET | Acrylic | Petroleum | Plastics |

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The simplest molecule of a polymer is called _____.
(List: polyvinyl chloride, monomer, viscose, silk, teflon)


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All synthetic fibres are prepared using raw materials of _____ origin.
Wood pulp | Polymer | Artificial,man-made | Polyester | Monomer |
Water | PET | Acrylic | Petroleum | Plastics |

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Fill in the blank with the correct option given in the bracket.
Like synthetic fibres, plastic is also a _____ (polymer/monomer).

MEDIUM
When a _____ fibre is burnt, the residue swells up to form black ash.
(List: polyvinyl chloride, monomer, viscose, silk, teflon)

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Wool is a _____ fibre (natural/synthetic).

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Fill in the blank with the most suitable word.
Synthetic fibres are water _____. [proof/roof]

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