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Synthetic Fibres and Plastics Test - 29

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Synthetic Fibres and Plastics Test - 29
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Weekly Quiz Competition
  • Question 1
    1 / -0
    Which of the following are examples of transparent materials?
    Solution
    Those materials that allow some light to pass through them are called transparent materials.
    Glass, water, plastic(some types) are examples of transparent materials as the light can pass through them.  
  • Question 2
    1 / -0
     In India, jute is cultivated during which season?
    Solution
    In India, jute is cultivated during the rainy season\text{rainy season}. In India, it is mainly grown in Assam, Bihar, and West Bengal.
  • Question 3
    1 / -0
    Cotton fibers are separated from seeds by:
    Solution
    Process of separation of cotton fibers from seeds is known as ginning. And this is done with the help of a machine called gin or by combing.
  • Question 4
    1 / -0
     Which of the following object(s) is/are made of plastics?
    Solution
    All of them are made of plastics because plastic is durable, non-corrosive, light in weight, and inexpensive. Thus buckets, lunch boxes, toys, water containers, pipes, etc. are made up of plastic.
    Hence, option EE is correct.
  • Question 5
    1 / -0
    Which of the following represents natural fibres?
    Solution
    Natural fibres are obtained from natural sources like plants animals.
    Examples of Natural fibres are silk, cotton, wool and jute.
    Rayon is a semi-synthetic fibre.
    Nylon and polyester are synthetic fibres.
  • Question 6
    1 / -0
    Which of the following represents correct statement(s)?
    Solution
    The correct statements will be-

    (A) The fibres of some fabrics such as cotton, jute, silk and wool are obtained from plants and animals. These are called natural fibres.

    (B) Cotton and jute are examples of fibres obtained from plants.

    (C) Wool and silk fibres are obtained from sheep and silkworms and not plants.
  • Question 7
    1 / -0
    Which of the following material is not used in making plate?
    Solution
    Steel, glass, plastics are used in making plates.
    Leather is used for making clothes and shoes.
  • Question 8
    1 / -0
    The fibre which gives smell of plastic is: 
    Solution
    Nylon fibre gives smell of plastic.
    This is because it is very similar to plastic.
    Rayon, Wool, and Silk are the natural polymers which do not have plastic like smell.
  • Question 9
    1 / -0
    Fabric made from which of the fibre does not get wrinkled easily?
    Solution
    Fabric made from polyester does not get wrinkled easily. It remains crisp and easy to wash. It is quite suitable for making dress material. Polyester is a synthetic fiber.
  • Question 10
    1 / -0
    Which among the following is not the example of natural polymer?
    Solution
    The example of Natural polymers is:- wool, silk, amber, cellulose, etc.
    The example of synthetic polymers is:- Nylon, polyester, etc.
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