TNPSC Exams: Important General Science Question and Answers-Part-04


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.  Tricuspid valve is found in __________.
    1.  right auriculo ventricular aperture
    2.  left auriculo ventricular aperture
    3.  pulmonary artery
    4.  aortic arch

  2. Which of the following has the highest mass in gram?
    1.  1 mol of nitrogen
    2.  1 mol of calcium
    3.  1 atom of silver
    4.  2 g of sodium

  3. The total number of magnetic lines of force crossing a given area is ______.
    1.  magnetic strength
    2.  magnetic induction
    3.  magnetic flux
    4.  magnetic field 

  4. Less production of ______ causes Diabetes mellitus.
    1.  glucagon
    2.  thyroxine
    3.  insulin
    4. adrenaline

  5. Parathormone and calcitonin are hormones secreted by _____.
    1.  pancreas
    2.  parathyroid gland
    3.  thyroid gland
    4.  lever

  6. Paste enzyme ________ is used as the tool in genetic engineering.
    1.  lipase
    2.  DNA ligase
    3.  insulin
    4.  endonucleases

  7. The first vaccine injected into the just born baby _____.
    1.  oral polio
    2.  DPT
    3.  DPT and oral polio
    4.  BCG

  8.  Who was awarded the nobel prize for his work on malaria in the year of 1902?
    1.  Edward Jenner
    2.  Louis Parteur
    3.  Joseph
    4.  Ronald Ross

  9. The amount of light entering the eye is adjusted by __________.
    1.  iris
    2.  pupil
    3.  cornea
    4.  retina

  10. The volume occupied by 2 mol of nitrogen dioxide at STP ______.
    1.  22.6
    2.  44.8
    3.  40.1
    4.  39.6



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