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General Science MCQ


Liquid natural gas (LNG) predominantly contains _______ in liquid form.

  • Ethane
  • Ethylene
  • Methane
  • Methylene
  • Correct Option: C  [ Methane ]

    Explanation:

Which metal is present in haemoglobin?

  • Iron
  • Zinc
  • Magnesium
  • Copper
  • Correct Option: A  [ Iron ]

    Explanation: Iron is an essential element for blood production, and about 70 percent of your body's iron is in the red blood cells called hemoglobin.

When a bus starts suddenly, the passengers sitting in the bus lean backward. This is because of :

  • Inertia of rest
  • Inertia of motion
  • Momentum
  • Gravity of the earth
  • Correct Option: A  [ Inertia of rest ]

    Explanation:

What is deposited on iron in the process of galvanisation?

  • Copper
  • Zinc
  • Tin
  • Aluminium
  • Correct Option: B  [ Zinc ]

    Explanation:

Which of the following statements is correct ?

  • Red insulated wire is called 'live' wire
  • Black insulated wire is called 'neutral' wire
  • Green insulated wire is called 'earthing'
  • All of the above
  • Correct Option: D  [ All of the above ]

    Explanation:

Seismology is the science of :

  • Atmosphere
  • Earthquake
  • Fossil
  • Silkworm breeding
  • Correct Option: B  [ Earthquake ]

    Explanation:

Iron deficiency in Blood is referred as

  • Goitre
  • Anaemia
  • Osteoporosis
  • Kwashiorko
  • Correct Option: B  [ Anaemia ]

    Explanation:

The inert gas which is substituted for nitrogen in the air used by deep sea divers for breathing, is:

  • Argon
  • Xenon
  • Helium
  • Krypton
  • Correct Option: C  [ Helium ]

    Explanation:

Which is the correct order to show units from largest to smallest ?

  • Millilitres, decilitre, lite
  • Litre, decilitre, millilitre
  • Decilitre, millilitre, litre
  • Litre, millilitre, decilitre
  • Correct Option: B  [ Litre, decilitre, millilitre ]

    Explanation:

The mixture of flammable gases (carbon monoxide and hydrogen) and nonflammable gases (nitrogen and carbon dioxide) is called by what name?

  • Laser Star Gas
  • Breathing Gas
  • Producer Gas
  • Laughing Gas
  • Correct Option: C  [ Producer Gas ]

    Explanation:

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