Tnpsc Group 4 Chemistry Online test 8


  1.  Glass is made of 
    1.  Sodium Carbonate
    2.  Calcium Carbonate
    3.  Silica, Calcium Carbonate, Sodium Carbonate
    4.  Silica

  2.  Molten glass cooled rapidly 
    1.  None of the below
    2.  Both c&d
    3.  Not allow light pass
    4.  Glass become Brittle

  3.  Soap is made of
    1.  Oil or Fat and Sodium hydroxide
    2.  Oil
    3.  Fat
    4.  Sodium hydroxide

  4.  Find correct one
    1.  Cloth ---> Fibre ---> Thread 
    2.  Thread ---> Fibre ---> Cloth
    3.  Cloth ---> Thread ---> Fibre
    4.  Fibre ---> Thread ---> Cloth

  5.  Fiber is how many type _____ 
    1.  Five
    2.  Four
    3.  Three
    4.  Two

  6.  Fibers obtain from Plants and Animals is called
    1.  None of the below
    2.  Natural Fibre
    3.  Synthetic Fibre
    4.  Both b&c

  7. Cotton Fibre consist chemical substance is called
    1.  Fractose
    2.  Sucrose
    3.  Cellulose
    4.  Glucose

  8.  Polyester, Nylone, Rayon is example of
    1.  None of the below
    2.  Both c&d
    3.  Natural Fibre
    4.  Synthetic Fibre

  9.  Molten Glass Cooling very slowly
    1.  Option
    2.  Both c&d
    3.  Glass was not allow light to pass
    4.  Glass become brittle

  10.  Annealing is
    1.  None of the above
    2.  Cooled very speed
    3.  Cooled very slowly
    4.  Glass liquid  Cooled rapidly 



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