General Science Practice Question and Answer

Q:

 Which of the following metals has the highest thermal conductivity?

955 0

  • 1
    aluminum
    Correct
    Wrong
  • 2
    copper
    Correct
    Wrong
  • 3
    Iron
    Correct
    Wrong
  • 4
    silver
    Correct
    Wrong
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Answer : 4. "silver"

Q:

Hydroponics is growing plant without____.

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  • 1
    Fertilizers
    Correct
    Wrong
  • 2
    Water
    Correct
    Wrong
  • 3
    Soil
    Correct
    Wrong
  • 4
    Seeds
    Correct
    Wrong
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Answer : 3. "Soil "

Q:

The metal having the lowest temperature coefficient of resistance is -

953 0

  • 1
    Gold
    Correct
    Wrong
  • 2
    Copper
    Correct
    Wrong
  • 3
    Kanthal
    Correct
    Wrong
  • 4
    Aluminium
    Correct
    Wrong
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Answer : 1. "Gold"

Q:

ECG is used to study the disease related to ________.

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  • 1
    Blood
    Correct
    Wrong
  • 2
    Kidney
    Correct
    Wrong
  • 3
    Heart
    Correct
    Wrong
  • 4
    Brain
    Correct
    Wrong
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Answer : 3. "Heart "

Q:

Eyes of potato are useful for

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  • 1
    Nutrition
    Correct
    Wrong
  • 2
    Respiration
    Correct
    Wrong
  • 3
    Reproduction
    Correct
    Wrong
  • 4
    Vegetative propagation
    Correct
    Wrong
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Answer : 4. "Vegetative propagation"

Q:

The theory of origin of life on earth is proposed by: 

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  • 1
    Harold C. Urey
    Correct
    Wrong
  • 2
    Lamarck
    Correct
    Wrong
  • 3
    Haldane
    Correct
    Wrong
  • 4
    Stanley Miller
    Correct
    Wrong
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Answer : 3. "Haldane "

Q:

Which of the following is a device designed to protect electrical devices from voltage spikes?

943 0

  • 1
    Heat protector
    Correct
    Wrong
  • 2
    Voltage unloader
    Correct
    Wrong
  • 3
    Current unloader
    Correct
    Wrong
  • 4
    Surge protector
    Correct
    Wrong
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Answer : 4. "Surge protector"

Q:

The velocity of sound is minimum in?

941 0

  • 1
    Air
    Correct
    Wrong
  • 2
    Iron
    Correct
    Wrong
  • 3
    Vacuum
    Correct
    Wrong
  • 4
    Water
    Correct
    Wrong
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Answer : 3. "Vacuum"

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