Biology Practice Question and Answer

Q:

The retina present in the human eye is present for the difference in colors?

887 0

  • 1
    Choroid
    Correct
    Wrong
  • 2
    cones
    Correct
    Wrong
  • 3
    cornea
    Correct
    Wrong
  • 4
    Roads
    Correct
    Wrong
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Answer : 2. "cones"

Q:

The principle of atomic bomb is based on?

807 0

  • 1
    nuclear fusion
    Correct
    Wrong
  • 2
    on nuclear fission
    Correct
    Wrong
  • 3
    on both of the above
    Correct
    Wrong
  • 4
    none of the above
    Correct
    Wrong
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Answer : 2. "on nuclear fission"

Q:

"The potential difference between the ends of a conductor is proportional to the current flowing in it." This is the rule?

676 0

  • 1
    Coulomb's law
    Correct
    Wrong
  • 2
    Faraday's law
    Correct
    Wrong
  • 3
    Joule's law
    Correct
    Wrong
  • 4
    Ohm's law
    Correct
    Wrong
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Answer : 4. "Ohm's law"

Q:

Which of the following virus was first discovered?

616 0

  • 1
    Polio
    Correct
    Wrong
  • 2
    HTLV
    Correct
    Wrong
  • 3
    TMV
    Correct
    Wrong
  • 4
    HIV
    Correct
    Wrong
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Answer : 3. "TMV"

Q:

What is 'Ebola'?

642 0

  • 1
    Fungus
    Correct
    Wrong
  • 2
    Protozoa
    Correct
    Wrong
  • 3
    bacteria
    Correct
    Wrong
  • 4
    Virus
    Correct
    Wrong
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Answer : 4. "Virus"

Q:

Who invented penicillin?

711 0

  • 1
    Ian Fleming
    Correct
    Wrong
  • 2
    Alexander Fleming
    Correct
    Wrong
  • 3
    Stephen Hawking
    Correct
    Wrong
  • 4
    Alexander
    Correct
    Wrong
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Answer : 2. "Alexander Fleming"

Q:

Which of the following is prepared through budding?

825 0

  • 1
    Plasmodium
    Correct
    Wrong
  • 2
    Paramecium
    Correct
    Wrong
  • 3
    Amoeba
    Correct
    Wrong
  • 4
    Yeast
    Correct
    Wrong
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Answer : 4. "Yeast"

Q:

The yeast used in making bread is?

610 0

  • 1
    acts as a catalyst for fermentation
    Correct
    Wrong
  • 2
    does not help in the process of fermentation
    Correct
    Wrong
  • 3
    acts as a protector
    Correct
    Wrong
  • 4
    makes it tastier
    Correct
    Wrong
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Answer : 1. "acts as a catalyst for fermentation"

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