Basic Science Practice Question and Answer

Q:

Mechanical energy is converted into electrical energy by

1080 0

  • 1
    transformer
    Correct
    Wrong
  • 2
    Ammeter
    Correct
    Wrong
  • 3
    Galvanometer
    Correct
    Wrong
  • 4
    Dynamo
    Correct
    Wrong
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Answer : 4. "Dynamo"

Q:

The chemical name of_______ is calcium sulphate hemihydrates.

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  • 1
    Baking powder
    Correct
    Wrong
  • 2
    Gypsum
    Correct
    Wrong
  • 3
    Baking soda
    Correct
    Wrong
  • 4
    Plaster of Paris
    Correct
    Wrong
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Answer : 4. "Plaster of Paris "

Q:

Which of the following insecticides’ harmful effects came under media attention when health issues in Kerala were publicized?

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  • 1
    Endosulfan
    Correct
    Wrong
  • 2
    Lethal
    Correct
    Wrong
  • 3
    Thimet
    Correct
    Wrong
  • 4
    Monocil
    Correct
    Wrong
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Answer : 1. "Endosulfan"

Q:

Which of the following is desirable aim of Science Education at Primary Level?

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  • 1
    To know the facts and principles of sciences and its applications.
    Correct
    Wrong
  • 2
    To nurture the natural curiosity, aesthetic sense and creativity in science and technology.
    Correct
    Wrong
  • 3
    To imbibe the values of honesty, integrity and co-operation.
    Correct
    Wrong
  • 4
    All of these
    Correct
    Wrong
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Answer : 4. "All of these"

Q:

What is white Phosphorus? 

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  • 1
    P4
    Correct
    Wrong
  • 2
    P
    Correct
    Wrong
  • 3
    O3
    Correct
    Wrong
  • 4
    Pb
    Correct
    Wrong
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Answer : 1. "P4 "

Q:

Can bats fly in the dark as they get help?

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  • 1
    Ultraviolet wave
    Correct
    Wrong
  • 2
    Ultrasonic wave
    Correct
    Wrong
  • 3
    Radiation
    Correct
    Wrong
  • 4
    Special retina
    Correct
    Wrong
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Answer : 2. "Ultrasonic wave"

Q:

Penicillin is extracted from-

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  • 1
    Fungus
    Correct
    Wrong
  • 2
    Lichen
    Correct
    Wrong
  • 3
    Yeast
    Correct
    Wrong
  • 4
    Algae
    Correct
    Wrong
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Answer : 1. "Fungus"

Q:

What is the main factor of rust in iron?

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  • 1
    oxygen
    Correct
    Wrong
  • 2
    Hydrogen
    Correct
    Wrong
  • 3
    Nitrogen
    Correct
    Wrong
  • 4
    Neon
    Correct
    Wrong
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Answer : 1. "oxygen"

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