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General Science MCQ


Which kind of lens is used in microscope ?

  • Convex
  • Concave
  • Biconvex and concave
  • Biconcave
  • Correct Option: A  [ Convex ]

    Remark:

What is the S.I. unit of electric current?

  • Volt
  • Watt
  • Ampere
  • Ohm
  • Correct Option: C  [ Ampere ]

    Remark:

Which of the following contains maximum carbon dioxide ?

  • Grasslands
  • Forests
  • Oceans
  • Agroecosystems
  • Correct Option: C  [ Oceans ]

    Remark:

Which one among the following is strong smelling agent used in LPG cylinder to help in the detection of gas leakage?

  • Ethanol
  • Thioethanolanine
  • Methane
  • Chloroform
  • Correct Option: B  [ Thioethanolanine ]

    Remark:

Fathom is unit of:

  • Depth
  • Distance
  • Frequency
  • Sound
  • Correct Option: A  [ Depth ]

    Remark:

The only snake that builds its nest is:

  • Krait
  • King cobra
  • Chain viper
  • Saw scaled viper
  • Correct Option: B  [ King cobra ]

    Remark:

Which among the following elements increases the absorption of water and calcium in plants ?

  • Manganese
  • Boron
  • Copper
  • Molybdenum
  • Correct Option: B  [ Boron ]

    Remark:

What is the frequency range of audible waves?

  • 20 to 20000 Hz
  • 21000 to 24000 Hz
  • 25000 to 30000 Hz
  • 31000 to 40000 Hz
  • Correct Option: A  [ 20 to 20000 Hz ]

    Remark: The audible range of sound for human beings extends from about 20 Hz to 20000 Hz (one Hz = one cycle/s). Children under the age of five and some animals, such as dogs can hear up to 25 kHz (1 kHz = 1000 Hz). As people grow older their ears become less sensitive to higher frequencies.

Thyroid gland is located

  • near the heart
  • at the base of the brain
  • below the liver
  • in the neck region
  • Correct Option: D  [ in the neck region ]

    Remark:

The largest artery in human body is:

  • Aorta
  • Capillary
  • Vena cava
  • Pulmonary vein
  • Correct Option: A  [ Aorta ]

    Remark: The aorta is the largest artery of the body and carries blood from the heart to other part of the body.

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