Std 7science Chapter 3

16 Questions | Total Attempts: 50

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Std 7science Chapter 3

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Questions and Answers
  • 1. 
    The capacity of air to hold moisture depend upon the -------of the air
    • A. 

      Temperature

    • B. 

      Density

    • C. 

      Humidity

    • D. 

      Option 4

  • 2. 
    Water does not have a-------- but has definite volume and mass
    • A. 

      Wait

    • B. 

      Shape

    • C. 

      Density

    • D. 

      Option 4

  • 3. 
    While freezing the ----------of water is towards
    • A. 

      Density

    • B. 

      Volume

    • C. 

      Wait

    • D. 

      Option 4

  • 4. 
    -------Soil has pH 7
    • A. 

      Acidic

    • B. 

      Humidity

    • C. 

      Neutral

    • D. 

      Option 4

  • 5. 
    The earth receive energy from the--------
    • A. 

      Moon

    • B. 

      Sun

    • C. 

      Star

    • D. 

      Option 4

  • 6. 
    Sandy soil has low capacity for holding water
    • A. 

      True

    • B. 

      False

  • 7. 
    Sea water is a bad conductor of electricity
    • A. 

      True

    • B. 

      False

  • 8. 
    The substance in which a solute dissolves is called a solvent
    • A. 

      True

    • B. 

      False

  • 9. 
    The pressure exerted by air is called atmospheric pressure
    • A. 

      True

    • B. 

      False

  • 10. 
    Soil can be given not any required shape
    • A. 

      True

    • B. 

      False

  • 11. 
    Water is a universal-------
    • A. 

      Solvent

    • B. 

      Solute

    • C. 

      Solution

    • D. 

      Option 4

  • 12. 
    Roots get sufficient supply of--------
    • A. 

      Oxygen

    • B. 

      Nitrogen

    • C. 

      Carbon dioxide

    • D. 

      Option 4

  • 13. 
    --------Is an important property of soil
    • A. 

      Shape

    • B. 

      Colour

    • C. 

      Wait

    • D. 

      Option 4

  • 14. 
    ---------Soil is used in cosmetic
    • A. 

      Shadu

    • B. 

      China

    • C. 

      Multani

    • D. 

      Option 4

  • 15. 
    China clay is an industrial minerals of the type---------
    • A. 

      Kaolinite

    • B. 

      Multani

    • C. 

      Terracotta

    • D. 

      Option 4

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