Basic Science Practice Question and Answer

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:

It is dangerous to have carbon monoxide in the atmosphere because

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  • 1
    Decreases the organic matter of tissues.
    Correct
    Wrong
  • 2
    Oxygen present in the body makes carbon dioxide.
    Correct
    Wrong
  • 3
    Dry the blood.
    Correct
    Wrong
  • 4
    Combining hemoglobin makes it unfit for oxygen absorption.
    Correct
    Wrong
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Answer : 4. "Combining hemoglobin makes it unfit for oxygen absorption."

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:

In an electric circuit, Rheostat is often used to change the _____ in the circuit.

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  • 1
    Temperature
    Correct
    Wrong
  • 2
    Resistance
    Correct
    Wrong
  • 3
    Electric current
    Correct
    Wrong
  • 4
    Potential difference
    Correct
    Wrong
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Answer : 2. "Resistance "

Q:

Which of the following is a non-conserved force?

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  • 1
    force of gravity
    Correct
    Wrong
  • 2
    force of viscosity
    Correct
    Wrong
  • 3
    interatomic force
    Correct
    Wrong
  • 4
    electrostatic force
    Correct
    Wrong
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Answer : 2. "force of viscosity"

Q:

Banks were nationalized?

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  • 1
    June 19, 1969
    Correct
    Wrong
  • 2
    19 July 1969
    Correct
    Wrong
  • 3
    August 19, 1969
    Correct
    Wrong
  • 4
    2 October 1969
    Correct
    Wrong
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Answer : 2. "19 July 1969"

Q:

Which type of magnet is used in an electric bell?

1370 1

  • 1
    Bar magnet
    Correct
    Wrong
  • 2
    Cylindrical magnet
    Correct
    Wrong
  • 3
    Electromagnet
    Correct
    Wrong
  • 4
    Button magnet
    Correct
    Wrong
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Answer : 3. "Electromagnet "

Q:

Any moving body on earth comes to rest due to the following reason?

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  • 1
    Due to inertial law
    Correct
    Wrong
  • 2
    due to friction force
    Correct
    Wrong
  • 3
    Due to momentum conservation
    Correct
    Wrong
  • 4
    due to the force of gravity
    Correct
    Wrong
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Answer : 2. "due to friction force"

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