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Assessment

Water – A Universal Solvent

Water – A Universal Solvent, Know about uses of water, Water can dissolve many substance that's why it is a universal solvent. Those substance doesn't dissolve in water known as Insoluble. Water's role as a universal solvent is vital in which biological process "Transportation of Nutrients in blood", etc.

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ninja coder

Chemistry

Grade VIII

10 plays

100 players

ninja coder's avatar

ninja coder

Chemistry

Grade VIII

10 plays

100 players

Worksheet

  • 1.

    Multiple Choice

    1 pts•30 s

    Water is called a universal solvent because it can:

    Answer choices

    Dissolve all solids

    Dissolve only gases

    Dissolve many substances

    Dissolve metals

  • 2.

    Multiple Choice

    1 pts•30 s

    Water dissolves more substances than any other liquid because of its:

    Answer choices

    Colorless nature

    High temperature

    Polarity and molecular structure

    Boiling point

  • 3.

    Multiple Choice

    1 pts•30 s

    Sugar and salt easily dissolve in water because they are:

    Answer choices

    Non-polar

    Insoluble

    Polar substances

    Heavy substances

  • 4.

    Multiple Choice

    1 pts•30 s

    Substances that do not dissolve in water are called:

    Answer choices

    Soluble

    Insoluble

    Miscible

    Viscous

  • 5.

    Multiple Choice

    1 pts•30 s

    Oil does not dissolve in water because it is:

    Answer choices

    Heavier than water

    Polar

    Non-polar

    Colloidal

  • 6.

    Multiple Choice

    1 pts•30 s

    In daily life, the property of water as a universal solvent is most useful in:

    Answer choices

    Cooking food

    Dissolving medicines

    Freezing items

    Drying clothes

  • 7.

    Multiple Choice

    1 pts•30 s

    Water helps in digestion due to its ability to:

    Answer choices

    Burn fats

    Dissolve nutrients

    Absorb gases

    Evaporate quickly

  • 8.

    Multiple Choice

    1 pts•30 s

    Cleaning with water is effective because it can:

    Answer choices

    Evaporate faster

    Dissolve dirt and many chemicals

    Absorb light

    Remain cold

  • 9.

    Multiple Choice

    1 pts•30 s

    Water's role as a universal solvent is vital in which biological process?

    Answer choices

    Photosynthesis

    Respiration

    Transportation of nutrients in blood

    Production of sound

  • 10.

    Multiple Choice

    1 pts•30 s

    The solubility of a substance in water can increase with:

    Answer choices

    Decreasing pressure

    Decreasing temperature

    Increasing temperature

    Removing water