TNPSC Exams: Important General Science Question and Answers-Part-03

TNPSC Exams: Important General Science Question and Answers-Part-03
This Quiz is posted with the sole aim of guiding the aspirants of TNPSC Exam to the path of success. To sharpen the edges of your own intelligence and practice, in a structured and concrete manner to ensure you definite Success in your endeavor and will Pave your way for a successful career.All the very best...... Knock the door of success......

  1.  A current carrying conductor experiences a force in a magnetic field was shown by __________.
    1.  Ampere
    2.  Faraday
    3.  Fleming
    4.  Oersted

  2. ________ grow sensitive bristles on their snouts.
    1.  Whales and sharks
    2.  Whales and dolphins
    3.  Bats and rats 
    4.  Gold fish

  3. The gram molar volume of oxygen is ______ given the gram molecular mass of oxygen is 32 g and its density is 1.429 g per liter.
    1.  20.5 l
    2.  22.4 l
    3.  16.3 l
    4.  14.25 l

  4. An old person cannot see nearby and distant objects can use ________ lens.
    1.  concave
    2.  bifocal
    3.  convex
    4.  cylindrical

  5. The tusks of elephants are modified ________.
    1.  lips
    2.  horn
    3.  skin
    4.  incisors

  6. Name the effect of current when a current carrying conductor is placed in a magnetic field ________.
    1.  heat effect
    2.  electrical effect
    3.  magnetic effect
    4.  mechanical effect

  7. The unit of power of lens _______.
    1.  focal
    2.  decimeter
    3.  dioptre
    4.  micrometer

  8.  Pollination by birds is _________.
    1.  zoophily
    2.  anemophily
    3.  chiropterophily
    4.  ornithophily

  9. The roots formed from the lower nodes of the stem ________.
    1.  adventitious roots
    2.  root hair
    3.  fibrous root
    4.  tap root

  10. Which of the following pairs constitute an elementary molecule?
    1.  water and nitric oxide
    2.  hydrogen and chloride
    3.  hydrogen and water
    4.  methane and water



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