General Science Questions Practice Question and Answer

Q:

The primary colours in photography are –

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  • 1
    Red, blue, yellow
    Correct
    Wrong
  • 2
    Red, yellow, green
    Correct
    Wrong
  • 3
    Red, blue, green
    Correct
    Wrong
  • 4
    Red, green, cyan
    Correct
    Wrong
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Answer : 3. "Red, blue, green "

Q:

Purity of a metal can be determined with the help of 

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  • 1
    Pascal's law
    Correct
    Wrong
  • 2
    Boyle's law
    Correct
    Wrong
  • 3
    Archimedes principle
    Correct
    Wrong
  • 4
    Principle of mass conservation
    Correct
    Wrong
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Answer : 3. "Archimedes principle "

Q:

Plant which does not bear flower but have seed–

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  • 1
    Orchides
    Correct
    Wrong
  • 2
    Gymnoperm
    Correct
    Wrong
  • 3
    Angiosperm
    Correct
    Wrong
  • 4
    Crytogamus
    Correct
    Wrong
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Answer : 2. "Gymnoperm"

Q:

What harmful gas is released by factories and vehicles 

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  • 1
    Carbon monoxide
    Correct
    Wrong
  • 2
    Nitrogen dioxide
    Correct
    Wrong
  • 3
    Sulphur dioxide
    Correct
    Wrong
  • 4
    Carbon dioxide
    Correct
    Wrong
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Answer : 1. "Carbon monoxide "

Q:

Tungsten resistance to temperature rise?

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  • 1
    decreases
    Correct
    Wrong
  • 2
    increases
    Correct
    Wrong
  • 3
    there is no change
    Correct
    Wrong
  • 4
    All these
    Correct
    Wrong
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Answer : 2. "increases"
Explanation :

At high temperatures, the tungsten filament gets hot and atoms in the filament vibrate more. The electrons in the current now collide more with the atoms & more energy is needed to push the current through the filament. Hence, the resistance of tungsten increases with temperature.

Q:

The major component used in preparation of different types of glasses is :

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  • 1
    Sodium borate
    Correct
    Wrong
  • 2
    Sodium Silicate
    Correct
    Wrong
  • 3
    Silica
    Correct
    Wrong
  • 4
    Calcium Silicate
    Correct
    Wrong
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Answer : 3. "Silica"

Q:

In which of the following fields Nobel Prize is not given? 

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  • 1
    Physics
    Correct
    Wrong
  • 2
    Mathematics
    Correct
    Wrong
  • 3
    Chemistry
    Correct
    Wrong
  • 4
    Medicine
    Correct
    Wrong
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Answer : 2. "Mathematics "

Q: Who is regarded as father of modern chemistry ? 2431 0

  • 1
    Ruterford
    Correct
    Wrong
  • 2
    Einstein
    Correct
    Wrong
  • 3
    Lavoisier
    Correct
    Wrong
  • 4
    C V Raman
    Correct
    Wrong
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Answer : 3. "Lavoisier"

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