General Science Questions Practice Question and Answer

Q:

Which of the following is a nitrogen-fixing bacteria?

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  • 1
    Salmonella
    Correct
    Wrong
  • 2
    Rhizobium
    Correct
    Wrong
  • 3
    E.coli
    Correct
    Wrong
  • 4
    Pseudomona
    Correct
    Wrong
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Answer : 2. "Rhizobium "

Q:

Light sensitive salts Metal is___.

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  • 1
    Zinc
    Correct
    Wrong
  • 2
    Silver
    Correct
    Wrong
  • 3
    Copper
    Correct
    Wrong
  • 4
    Aluminium
    Correct
    Wrong
  • 5
    Iron
    Correct
    Wrong
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Answer : 2. "Silver"

Q:

Which of the following are resistors? 

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  • 1
    Copper
    Correct
    Wrong
  • 2
    Aluminium
    Correct
    Wrong
  • 3
    Silver
    Correct
    Wrong
  • 4
    All of the above
    Correct
    Wrong
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Answer : 4. "All of the above "

Q:

A geostationary satellite revolves round the Earth from– 

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  • 1
    East to West
    Correct
    Wrong
  • 2
    West to East
    Correct
    Wrong
  • 3
    North to South
    Correct
    Wrong
  • 4
    South to North
    Correct
    Wrong
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Answer : 2. "West to East "
Explanation :

Geostationary satellites are located exactly above the Earth’s equator and revolves around the Earth in a circular orbit. Their revolving speed and direction (West to East) are exactly same as that of the Earth, which makes it look stationary from the Earth’s surface.

Q:

On the day of 21 July 1969, who created a new history by setting foot on the moon.

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  • 1
    Yuri Gagarin and Neil Armstrong
    Correct
    Wrong
  • 2
    Neil Armstrong and Edwin Aldrin
    Correct
    Wrong
  • 3
    Yuri Gagarin and Edwin Aldrin
    Correct
    Wrong
  • 4
    Rakesh Sharma
    Correct
    Wrong
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Answer : 2. "Neil Armstrong and Edwin Aldrin"

Q:

The pH of acid rain is

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  • 1
    More than 8
    Correct
    Wrong
  • 2
    7
    Correct
    Wrong
  • 3
    Less than 5.5
    Correct
    Wrong
  • 4
    None
    Correct
    Wrong
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Answer : 3. "Less than 5.5 "

Q:

Which elements are caused by different colors of firecrackers-

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  • 1
    Zinc and sulfur
    Correct
    Wrong
  • 2
    Potassium and mercury
    Correct
    Wrong
  • 3
    Stranium and Barium
    Correct
    Wrong
  • 4
    Chromium and Nickel
    Correct
    Wrong
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Answer : 3. "Stranium and Barium "

Q:

Blood group was discovered by - 

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  • 1
    Karl Landsteiner
    Correct
    Wrong
  • 2
    Pavlov
    Correct
    Wrong
  • 3
    Alexander Fleming
    Correct
    Wrong
  • 4
    William Harvey
    Correct
    Wrong
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Answer : 1. "Karl Landsteiner "

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