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General Science MCQ


Which of the following is the structural and functional unit of kidneys?

  • Nephron
  • Pits
  • Nutrofil
  • Tentacle
  • Correct Option: A  [ Nephron ]

    Remark:

A fan produces a feeling of comfort during hot weather because:

  • fan supplies cool air
  • our body radiates more heat in air
  • conductivity of air increases
  • our perspiration evaporates rapidly
  • Correct Option: D  [ our perspiration evaporates rapidly ]

    Remark:

Plants absorb dissolved nitrates from soil and convert them into:

  • free nitrogen
  • urea
  • ammonia
  • proteins
  • Correct Option: C  [ ammonia ]

    Remark:

Which amongst the following is the largest endocrine gland in the body?

  • Thyroid
  • Parathyroid
  • Adrenal
  • Pituitary
  • Correct Option: A  [ Thyroid ]

    Remark:

Which acid is released when an Ant bites?

  • Hydrochloric Acid
  • Formic Acid
  • Acetic Acid
  • Phosphoric Acid
  • Correct Option: B  [ Formic Acid ]

    Remark:

dolomite is used in which field?

  • Soil conditioner
  • Pasteurization
  • Dynamite
  • Synthetic rubber
  • Correct Option: A  [ Soil conditioner ]

    Remark:

What does 'GM' stand for in GM food?

  • Generally modified
  • Genetically modified
  • Genetically medicated
  • None of these
  • Correct Option: B  [ Genetically modified ]

    Remark:

The mountaineers carry oxygen with them because:

  • at an altitude of more than 5 km there is no air
  • the amount of air available to a person on mountain is lesser than that available on the ground
  • the temperature of air is lesser than that on the ground.
  • The pressure of air is higher than that on the ground.
  • Correct Option: B  [ the amount of air available to a person on mountain is lesser than that available on the ground ]

    Remark:

Pure water freezes at a temperature:

  • 47°F
  • 32°F
  • 0°F
  • 19°F
  • Correct Option: B  [ 32°F ]

    Remark: Ordinarily, the freezing point of water and melting point is 0°C or 32°F.

Opium is derived from which part of poppy plant ?

  • Seeds
  • Leaves
  • Bark
  • Capsule
  • Correct Option: D  [ Capsule ]

    Remark:

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