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

9th Standard

    Reg.No. :
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Science

Time : 00:30:00 Hrs
Total Marks : 5
    5 x 1 = 5
  1. The physical state of water at 373 K is

    (a)

    Solid

    (b)

    liquid

    (c)

    vapour

    (d)

    plasma

  2. When we mix a drop of ink in water we get a__________

    (a)

    Heterogeneous Mixture

    (b)

    Homogeneous Mixture

    (c)

    Compound

    (d)

    Suspension

  3. __________ has the same properties throughout the sample

    (a)

    Pure substance

    (b)

    Mixture

    (c)

    Colloid

    (d)

    Suspension

  4. The separation of denser particles from lighter particles done by rotation at high speed is called ________

    (a)

    Filtration

    (b)

    sedimentation

    (c)

    decantation

    (d)

    centrifugation

  5. Filtration method is effective in separating _______ mixture

    (a)

    Solid-solid

    (b)

    solid-liquid

    (c)

    liquid-liquid

    (d)

    liquid-gas

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