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General Science MCQ


Which of the following is an Inert Gas?

  • Hydrogen
  • Nitrogen
  • Oxygen
  • Argon
  • Correct Option: D  [ Argon ]

    Remark:

An instrument used for measuring depth of an ocean is called?

  • Hydrometer
  • Hygrometer
  • Fathometer
  • Galvanometer
  • Correct Option: A  [ Hydrometer ]

    Remark:

Man first landed on the surface of the Moon in :

  • 1967
  • 1968
  • 1969
  • 1970
  • Correct Option: C  [ 1969 ]

    Remark:

Who invented Dynamite?

  • J B Dunlop
  • Alfred Nobel
  • James Simons
  • Peter Hargreaves
  • Correct Option: B  [ Alfred Nobel ]

    Remark:

In medical terminology, USG stands for:

  • Undersized gland
  • Ultrasonography
  • Unsegmented gonads
  • None of the above
  • Correct Option: B  [ Ultrasonography ]

    Remark:

To an astronaut in space, the sky appears to be:

  • Red
  • White
  • Dark
  • Blue
  • Correct Option: C  [ Dark ]

    Remark:

The salinity of the sea water is:

  • 1.5 %
  • 2.5 %
  • 3.5 %
  • 4.5 %
  • Correct Option: C  [ 3.5 % ]

    Remark:

If a sample of soil is found to have a pH value of 8.25, it is:

  • acidic
  • neutral
  • alkaline
  • None of the above
  • Correct Option: C  [ alkaline ]

    Remark:

Hydro?uoric acid is not kept in glass bottles because it reacts with:

  • visible light
  • sodium oxide of glass
  • aluminium oxide of glass
  • silicon dioxide of glass
  • Correct Option: D  [ silicon dioxide of glass ]

    Remark:

The stars twinkle at night because:

  • they emit energy
  • of diffraction
  • of refraction
  • of relection
  • Correct Option: C  [ of refraction ]

    Remark:

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