The Science Of Happiness

15 Questions | Total Attempts: 20

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The Science Of Happiness

THIS FUN QUIZ IS CONDUCTED BY NIYATI, BUSHRA AND NISHA. THIS AN INITIATIVE TO MAKE ALL STUDENTS LEARN PREVIOUS TOPICS WHICH ARE COVERED IN ONLINE CLASSES.


Questions and Answers
  • 1. 
    What is represented by the graph give below ?
    • A. 

      Constant velocity

    • B. 

      Uniform motion 

    • C. 

      Body is at rest 

    • D. 

      Non-uniform motion

  • 2. 
    Acceleration is a vector quantity which indicates that its value is 
    • A. 

      Always positive

    • B. 

      Always negative 

    • C. 

      Zero

    • D. 

      Positive, negative or zero

  • 3. 
    Rate of change of displacement is a 
    • A. 

      Scalar quantity

    • B. 

      Vector Quantity 

    • C. 

      Both A & B

    • D. 

      None of these

  • 4. 
    In which of the following cases of motion, the distance moved and magnitude of displacement are equal ? (i) If car is moving on straight road. (ii) If the car is moving on circular path. (iii) If the pendulum moves to and fro. (iv) The earth is moving around the sun.   
    • A. 

      Only (i)

    • B. 

      (i) and (iii)

    • C. 

      (ii) and (iv)

    • D. 

      Only (ii)

  • 5. 
    Tell whether the statement is true or false. STATEMENT- Distance and velocity both are vector quantity.
    • A. 

      True

    • B. 

      False

  • 6. 
    The undefined nuclear region of prokaryotes is also known as
    • A. 

      Nucleus 

    • B. 

      Nucleic Acid  

    • C. 

      Nucleolus 

    • D. 

      Nucleoid

  • 7. 
    Which cell organelle plays a crucial role in detoxifying many poisons and drugs in a cell ?
    • A. 

      Smooth Endoplasmic Reticulum 

    • B. 

      Golgi Apparatus

    • C. 

      Rough Endoplasmic Reticulum

    • D. 

      Lysosomes

  • 8. 
    Organelle other than Nucleus containing DNA
    • A. 

      Plastids 

    • B. 

      Golgi Apparatus 

    • C. 

      Lysosomes 

    • D. 

      Endoplasmic Reticulum

  • 9. 
    The only cell organelle seen in Prokaryotic cells is 
    • A. 

      Ribosomes

    • B. 

      Plastids

    • C. 

      Lysosomes

    • D. 

      Mitochondria

  • 10. 
    The proteins and lipids, essential for building the cell membrane are manufactured by 
    • A. 

      Golgi Apparatus

    • B. 

      Mitochondria

    • C. 

      Endoplasmic Reticulum

    • D. 

      Vacuoles

  • 11. 
    What do you call the process of mixing of particles of 2 types ?
    • A. 

      Osmosis

    • B. 

      Electrolysis

    • C. 

      Collision

    • D. 

      Diffusion

  • 12. 
    The amount of heat energy required to change 1 kg of liquid into gas at its boiling point
    • A. 

      Latent heat of fusion

    • B. 

      Latent heat of diffusion

    • C. 

      Latent heat of sublimation 

    • D. 

      Latent heat of vapourisation 

  • 13. 
    What is dry ice ?
    • A. 

      Solid petroleum gas

    • B. 

      Liquid carbon dioxide

    • C. 

      Liquified petroleum gas

    • D. 

      Solid carbon dioxide

  • 14. 
    300 K in degree celsius will be [Blank]
  • 15. 
    Which of the following have negligible compressibility 
    • A. 

      Liquid

    • B. 

      Solid

    • C. 

      Gases

    • D. 

      Plasma

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