Tnpsc Group 4 Chemistry Online Test 2


  1.  Tree + Under the Earth + 30 Crore Year + Many Change =
    1.  Petrol
    2.  Water
    3.  Coal 
    4.  New tree

  2.  Breaking Glass, Eruption of Volcono,  Rusting Iron and Spoiling of Food
    1.  Reverse +Irreversible Change
    2.  Slow + Fast Change
    3.  Desirable change
    4.  Undesirable Change

  3.  Burning of Wood
    1.  Irreversible Change
    2.  Reversible Change
    3.  Slow + Fast Change
    4.  Desirable + Undesirable Change

  4.  Batter into Idly is
    1.  Desirable + Undesirable Change
    2.  Slow + Fast Change
    3.  Reversible Change
    4.  Irreversible Change

  5.  Weather is ____ change
    1.  Reversible+Irreversible change
    2.  Slow+fast Change
    3.  Non-periodic change
    4.  Periodic Change

  6.  Earthquake is ______ Change
    1.  Slow + fast Change
    2.  Non-periodic change
    3.  Periodic change
    4.  Reversible + Irreversible Change

  7. Greying of hair
    1.  Desirable + Undesirable
    2.  Slow + Fast Change
    3.  Irreversible Change
    4.  Reversible Change

  8.  Evaporation of water
    1.  Desirable + Undesirable 
    2.  Slow + Fast Change
    3.  Irreversible Change
    4.   Reversible Change

  9.  Curdling of Milks is
    1.  Desirable + Undesirable
    2.  Slow + Fast Change
    3.  Irreversible Change
    4.  Reversible Change

  10.  Bloom of Flowers, Ripen of Fruits and Raining are
    1.  Reversible + Irreversible changes
    2.  Slow + Fast Change
    3.  Undesirable changes
    4.  Desirable changes



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