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प्रश्न
‘Manufacturing synthetic fibres is actually helping conservation of forests’. Comment.
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उत्तर
Raw materials for natural fibres are mainly derived from plants and this means cutting a lot of trees. This leads to deforestation. But raw materials of synthetic materials are mainly petrochemicals. Hence, manufacturing synthetic fibres helps in the conservation of forests.
संबंधित प्रश्न
Fill in the blanks with appropriate words.
Synthetic fibres are also called ______ or _______ fibres.
A synthetic fibre which has similar properties to wool is______.
The artificial fibers are also known as ______.
Complete the Analogy:
______: Films:: Nylon: Fishing nets.
Write the uses of synthetic fibers.
Pick the synthetic fibre out of the following.
The material similar to silk in appearance is ______.
Cotton is a natural polymer. What is its chemical name?
A synthetic fiber which looks like silk is obtained by chemical treatment of wood pulp. It is, therefore, known as artificial silk. What is its common name?
The first fully synthetic fibre was ______.
