general science questions in hindi Practice Question and Answer

Q:

Which of the following substances is found in green henna, due to which it turns red?

17239 0

  • 1
    Lasson
    Correct
    Wrong
  • 2
    Potassium
    Correct
    Wrong
  • 3
    Carbon
    Correct
    Wrong
  • 4
    Iron
    Correct
    Wrong
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Answer : 1. "Lasson"

Q:

Where the Bio-chemical compounds are used? 

738 0

  • 1
    Food preservatives
    Correct
    Wrong
  • 2
    Skin Treatments
    Correct
    Wrong
  • 3
    Cooking Oils
    Correct
    Wrong
  • 4
    All of the above
    Correct
    Wrong
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Answer : 4. "All of the above "

Q:

The pH scale had been given by

716 1

  • 1
    Sornsen
    Correct
    Wrong
  • 2
    Bronsted
    Correct
    Wrong
  • 3
    Arrhenius
    Correct
    Wrong
  • 4
    Lewis
    Correct
    Wrong
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Answer : 1. "Sornsen"

Q:

How many 'canine teeth' does an adult human have?

730 0

  • 1
    8
    Correct
    Wrong
  • 2
    4
    Correct
    Wrong
  • 3
    3
    Correct
    Wrong
  • 4
    2
    Correct
    Wrong
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Answer : 2. "4"

Q:

Who discovered Nitrogen?

919 0

  • 1
    Faraday
    Correct
    Wrong
  • 2
    Heisenberg
    Correct
    Wrong
  • 3
    Hooke
    Correct
    Wrong
  • 4
    Rutherford
    Correct
    Wrong
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Answer : 4. "Rutherford"

Q:

Potato is a modified from of-

1585 0

  • 1
    Root
    Correct
    Wrong
  • 2
    Stem
    Correct
    Wrong
  • 3
    Fruit
    Correct
    Wrong
  • 4
    Leaf
    Correct
    Wrong
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Answer : 2. "Stem"

Q: Bleaching action of chlorine is by 1427 0

  • 1
    decomposition
    Correct
    Wrong
  • 2
    hydrolysis
    Correct
    Wrong
  • 3
    reduction
    Correct
    Wrong
  • 4
    oxidation
    Correct
    Wrong
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Answer : 1. "decomposition"

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