9th Standard English Medium Science Subject Matter around us Book Back 5 Mark Questions with Solution Part - I

9th Standard

    Reg.No. :
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Science

Time : 00:30:00 Hrs
Total Marks : 5
    5 x 1 = 5
  1. Among the following______is a mixture

    (a)

    Common Salt

    (b)

    Juice

    (c)

    Carbon dioxide

    (d)

    Pure Silver

  2. The constituents that form a mixture are also called

    (a)

    Elements

    (b)

    Compounds

    (c)

    Alloys

    (d)

    Components

  3. Difference in ________________is the principle used in fractional distillation

    (a)

    solubility

    (b)

    melting point

    (c)

    boiling point

    (d)

    adsorption

  4. ______ is essential to perform separation by solvent extraction method.

    (a)

    Separating funnel

    (b)

    centrifuge machine

    (c)

    filter paper

    (d)

    sieve

  5. For a simple distillation process we need to have

    (a)

    an evaporating dish

    (b)

    a separating funnel

    (c)

    a filter with filter paper

    (d)

    a Liebig condenser

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