{ Online Quiz } Important Science Questions for TNPSC - 46

In this Quiz covered for important questions from various TNPSC Exams. TNPSC aspirants can check their Knowledge and to get chances to success. All the best...

  1. ____ is the largest among the water sources?
    1.  Lakes
    2.  River
    3.  Ocean Water
    4.  Wells

  2. The disease is caused by insect vectors which breed in water?
    1.  Scabies
    2.  Amoebiasis
    3.  Schisto Somiasis
    4.  Yellow Fever

  3. Which one of this found to be the good choice among the alternate fuel?
    1.  Hydrogen
    2.  Oxygen
    3.  Petrol
    4.  Diesel

  4. This alcohol is made by fermenting the sugar component of plant materials?
    1.  Methanol
    2.  Carboxylic acid
    3.  Propanol
    4.  Bio ethanol

  5. CFL means?
    1.  Connected Fluorescent Lights
    2.  Controlled Fluorescent Lights
    3.  Compressed Fluorescent Bulbs
    4.  Compact Fluorescent Light Bulbs

  6. ____ is a potent green  house gas?
    1.  Oxygen
    2.  Methane
    3.  Hydrogen
    4.  All of the above

  7. The mas of gas dissolved in a fixed volume of a liquid is directly proportional to the pressure of the gas. This statement in known as which law?
    1.  Henry's Law
    2.  Gay Lussac Lay
    3.  Boyles Law
    4.  Raoult's Law

  8. Which of the following have independent existence?
    1.  an atom of nitrogen
    2.  an atom of helium
    3.  a molecule of chlorine
    4.  both (b) and (c)

  9. The atomic mass of sulphur is 32. it has atomicity 8. The molecular mass of sulphur is ____?
    1.  32
    2.  8
    3.  256
    4.  42

  10. Gram molecular mass of nitrogen is________?
    1.  35
    2.  38
    3.  25
    4.  28



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