Tnpsc Group 4 Chemistry Online test 10


  1.  Manufacture of Medical Instruments widely used in ______
    1.  Polyester
    2.  Cotton 
    3.  Glass
    4.  Plastics

  2.  Important chemical substance used in preparation of soap
    1.  Sodium bicarbonate
    2.  Sodium Silicate
    3.  Sodium Amalgam
    4.  Sodium Hydroxide

  3.  The fibre obtain from the stem of the plant is  _____
    1.  Jute
    2.  Cotton
    3.  Melberi
    4.  None of the above

  4.  The Chemical Substance presence in the Cotton fibre is
    1.  Sugar
    2.  Fractose
    3.  Sucrose
    4.  Cellulose

  5.  The process of slow study cooling of glass is called  ____
    1.  Bulps
    2.  Electric Instrument
    3.  Medical Instruments
    4.  Annealing

  6.  Match : Glass  -
    1.  Bakelite
    2.  Silica
    3.  Gypsum
    4.  Melamine

  7.  Match : Switch
    1.  Gypsum
    2.  Silica
    3.  Backlite
    4.  Melamine

  8.  Match : Tiles - 
    1.  Synthetic fibre
    2.  Silica
    3.  Backlite
    4.  Melamine

  9.  Match : Cement
    1.  Melamine
    2.  Backlite
    3.  Gypsum
    4.  Silica

  10.  Match : Nylon - 
    1.  Melamine
    2.  Silica
    3.  Gypsum
    4.  Synthetic Fibre



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