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Polymers Test - 3

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Polymers Test - 3
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  • Question 1
    1 / -0

    Macromolecules are one of the following

    Solution

    Polymers are higher molecular weight macromolecules. These are formed by joining of repeating structural units on a large scale.

  • Question 2
    1 / -0

    For macromolecules to form, one or more of the following criteria are essential

    Solution

    Macromolecule is made by joining repeating structural units (monomers) on a large scale by covalent bond formation between the simple and reactive molecules.

  • Question 3
    1 / -0

    Cellulose, starch, resins and rubber belong to one of the following category of polymers

    Solution

    They all are natural polymers i.e these polymers are found in plants and animals.

  • Question 4
    1 / -0

    Fat soluble vitamins are stored in

    Solution

    Vitamins which are soluble in fat and oils but insoluble in water are fat soluble vitamins. These are vitamins A, D, E and K. They are stored in liver and adipose (fat storing) tissues.

  • Question 5
    1 / -0

    Polythene is not one of the following

    Solution

    Polythene is not semi-synthetic. Semi-synthetic polymers are derived from natural substances like cellulose. Polythene is synthetic, high density polythene is linear polymer whereas low density polythene is branched polymer.

  • Question 6
    1 / -0

    Repeated addition of monomer molecule possessing double or triple bonds, in this case, propene, forms

    Solution

    The addition polymers are formed by the repeated addition of monomer molecules possessing double or triple bonds. For example Propene repeatedly add to form Polypropene.

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