Biology Practice Question and Answer

Q:

The retina in an outgrowth of the______

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  • 1
    Mesencephalon
    Correct
    Wrong
  • 2
    Diencephalon
    Correct
    Wrong
  • 3
    Telencephalon
    Correct
    Wrong
  • 4
    Pons
    Correct
    Wrong
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Answer : 2. "Diencephalon"

Q:

What is the effect of Oxytocin produced by hypothalamus?

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  • 1
    Stimulates the synthesis and secretion of androgens
    Correct
    Wrong
  • 2
    Stimulates formation of milk in mammary glands
    Correct
    Wrong
  • 3
    Stimulates a vigorous myometrial contraction at the time of childbirth
    Correct
    Wrong
  • 4
    Stimulates synthesis of carbohydrates from non-carbohydrates in liver
    Correct
    Wrong
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Answer : 3. "Stimulates a vigorous myometrial contraction at the time of childbirth"

Q:

There are approximately how many muscles in Human body?

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  • 1
    206
    Correct
    Wrong
  • 2
    320
    Correct
    Wrong
  • 3
    554
    Correct
    Wrong
  • 4
    650
    Correct
    Wrong
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Answer : 4. "650"

Q:

What is synthesized in the Krebs cycle ? 

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  • 1
    lactic acid
    Correct
    Wrong
  • 2
    pyruvic acid
    Correct
    Wrong
  • 3
    glucose and ATP
    Correct
    Wrong
  • 4
    furic acid
    Correct
    Wrong
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Answer : 2. "pyruvic acid "

Q:

About 70% of the Sun is made up of ____.

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  • 1
    Hydrogen
    Correct
    Wrong
  • 2
    Oxygen
    Correct
    Wrong
  • 3
    Carbon
    Correct
    Wrong
  • 4
    Helium
    Correct
    Wrong
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Answer : 1. "Hydrogen"

Q:

The skull bones are immovable because of the presence of highly tensile:

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  • 1
    Aerolar tissue
    Correct
    Wrong
  • 2
    Tendon
    Correct
    Wrong
  • 3
    Cartilage
    Correct
    Wrong
  • 4
    White fibrous tissue
    Correct
    Wrong
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Answer : 4. "White fibrous tissue"

Q:

Which of these diseases is contagious?

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  • 1
    Malaria
    Correct
    Wrong
  • 2
    Cancer
    Correct
    Wrong
  • 3
    Hypertension
    Correct
    Wrong
  • 4
    Diabetes
    Correct
    Wrong
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Answer : 1. "Malaria"

Q:

What are the mechanisms affecting in polio disease?

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  • 1
    circulatory system
    Correct
    Wrong
  • 2
    emission system
    Correct
    Wrong
  • 3
    nervous system
    Correct
    Wrong
  • 4
    Respiratory system
    Correct
    Wrong
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Answer : 3. "nervous system"

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