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General Science MCQ


The gas used for artificial ripening of green fruit is:

  • Ethylene
  • Ethane
  • Carbon dioxide
  • None of these
  • Correct Option: A  [ Ethylene ]

    Remark:

The most abundant metal in the Earth crust is:

  • zinc
  • copper
  • aluminium
  • iron
  • Correct Option: C  [ aluminium ]

    Remark:

The branch of medical science that deals with diseases and problems specific to old people is:

  • Cytology
  • Geology
  • Gerontology
  • Zoology
  • Correct Option: C  [ Gerontology ]

    Remark:

Which of the following pairs is incorrect ?

(A) Roentgen : X-ray

(B) Newton : Law of gravitation

(C) Faraday : Diffusion of gases

(D) Pasteur : Bacteriology

  • Roentgen : X-ray
  • Newton : Law of gravitation
  • Faraday : Diffusion of gases
  • Pasteur : Bacteriology
  • Correct Option: C  [ Faraday : Diffusion of gases ]

    Remark:

Gasoline is obtained from crude petroleum by:

  • Fractional distillation
  • Fractional distillation
  • Sublimation
  • Evaporation
  • Correct Option: A  [ Fractional distillation ]

    Remark:

Which amongst the following is the largest mammal?

  • elephant
  • whale
  • dinosaur
  • rhinoceros
  • Correct Option: B  [ whale ]

    Remark:

An Obstetrician deals with:

  • Child disease
  • Liver disease
  • Pregnancy & child birth
  • Nerve disease
  • Correct Option: C  [ Pregnancy & child birth ]

    Remark: Obstetricians specialize in obstetrics, which deals with all aspects of pregnancy and childbirth, from prenatal care to postnatal care.

Which of the following is not a property of acids ?

  • All acids have sour taste
  • All acids are corrosive in nature
  • For acidic solutions pH = <7
  • Acids turn red litmus to blue
  • Correct Option: D  [ Acids turn red litmus to blue ]

    Remark:

Ozone layer is situated in the upper regions of

  • Troposphere
  • Stratosphere
  • Magnetosphere
  • Mesosphere
  • Correct Option: B  [ Stratosphere ]

    Remark:

Which among the following is the major cause of acid rain ?

  • Carbon dioxide
  • Carbon monoxide
  • Oxygen
  • Nitrogen dioxide
  • Correct Option: D  [ Nitrogen dioxide ]

    Remark:

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