Daily Updated MCQS

Q:In a fission nuclear reaction , a heavy nucleus breaks up into smaller nuclei whereas in another nuclear reaction two or more than two possibly nuclei are fused to form a heavy nucleus This nuclear reaction is called

  • (A)Chemical Reaction
  • (B)Nuclear reaction
  • (C)Fission nuclear reaction
  • (D)Fusion nuclear reaction
  • The Correct Answer is Fusion nuclear reaction

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Q:Parsec is a unit of

  • (A)Distance
  • (B)Times
  • (C)Energy
  • (D)None of these
  • The Correct Answer is Distance

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Q:German Silver is an alloy o

  • (A)Zn + Ni
  • (B)Cu + Zn
  • (C)Cu + Ni
  • (D)None of these
  • The Correct Answer is Cu + Ni

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Q:The Continent Antarctica lies at the

  • (A)North pole
  • (B)South pole
  • (C)middle of the earth
  • (D)None of these
  • The Correct Answer is South pole

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Q:Cusec is a unit of

  • (A)Area
  • (B)Time
  • (C)Distance
  • (D)None of these
  • The Correct Answer is Time

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Q:The fruits without seed, like banana, are called

  • (A)Seedless fruits
  • (B)Parthenogenesis fruits
  • (C)Parthenocarpic fruits
  • (D)placental fruits
  • The Correct Answer is Parthenocarpic fruits

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Q:Animal which captures and readily kills living animals for its food is called

  • (A)Parasite
  • (B)Scavenger
  • (C)Predator
  • (D)None of these
  • The Correct Answer is Predator

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Q:In a railway track, two rails are joined end to end with a gap tin between them because

  • (A)Steel can be saved
  • (B)Accidents due to contraction in winter can be avoided
  • (C)Accidents due to expansion in summer can be avoided
  • (D)None of these
  • The Correct Answer is Accidents due to expansion in summer can be avoided

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Q:Water is heated in a kettle. The inside water is heated by convection. A person sitting near the fire receives heat by

  • (A)Conduction
  • (B)Convection
  • (C)Radiation
  • (D)Reflection
  • The Correct Answer is Radiation

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Q:In winter an iron pipe feel colder than a wooden window . This is because wood is

  • (A)Conductor
  • (B)Non-Conductor
  • (C)Semi- Conductor
  • (D)None of these
  • The Correct Answer is Non-Conductor

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Q:It is possible to recognize a person in the dark by simply hearing his unique voice . It is because of the

  • (A)pitch
  • (B)Frequency
  • (C)Time period
  • (D)None of these
  • The Correct Answer is pitch

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Q:When a ray of sunlight enters a dark room , its straight path become visible because of dust particles hanging in the air. It is because light is

  • (A)Visible
  • (B)Transparent
  • (C)Invisible
  • (D)None of these
  • The Correct Answer is Visible

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Q:Monsoon is caused by

  • (A)Seasonal reversal of winds
  • (B)Revolution of earth
  • (C)Movement of clouds
  • (D)Rise in temperature
  • The Correct Answer is Seasonal reversal of winds

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Q:Which of the following atmospheric layers help in radio communication?

  • (A)Troposphere
  • (B)Mesosphere
  • (C)Ionosphere
  • (D)None of these
  • The Correct Answer is Ionosphere

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