Biology Questions Practice Question and Answer

Q:

Deficiency of which one of the following causes xeroph thalmia

1200 0

  • 1
    Vitamin B3
    Correct
    Wrong
  • 2
    Vitamin B12
    Correct
    Wrong
  • 3
    Vitamin A
    Correct
    Wrong
  • 4
    Vitamin C
    Correct
    Wrong
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Answer : 3. "Vitamin A"

Q:

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

1192 0

  • 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:

The term 'mitochondria' was coined by:

1189 0

  • 1
    Carl Benda
    Correct
    Wrong
  • 2
    J E Salk
    Correct
    Wrong
  • 3
    Antonie van Leeuwenhoek
    Correct
    Wrong
  • 4
    Charles Laveran
    Correct
    Wrong
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Answer : 1. "Carl Benda"

Q:

Muscles get tired when there is shortfall of ___________.

1180 0

  • 1
    Lactic acid
    Correct
    Wrong
  • 2
    Na+ ions
    Correct
    Wrong
  • 3
    ATP
    Correct
    Wrong
  • 4
    Sulphates
    Correct
    Wrong
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Answer : 3. "ATP"

Q:

The condensation of chromosomes is observed in ______

1177 0

  • 1
    Prophase 1
    Correct
    Wrong
  • 2
    Anaphase 1
    Correct
    Wrong
  • 3
    Metaphase 1
    Correct
    Wrong
  • 4
    None of the above
    Correct
    Wrong
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Answer : 1. "Prophase 1 "

Q:

Which of the following diseases is caused by insulin deficiency or insulin resistance? 

1166 0

  • 1
    Diabetes
    Correct
    Wrong
  • 2
    Flu
    Correct
    Wrong
  • 3
    Cough
    Correct
    Wrong
  • 4
    Beri Beri
    Correct
    Wrong
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Answer : 1. "Diabetes "

Q:

Are carriers of infectious diseases?

1163 0

  • 1
    fly
    Correct
    Wrong
  • 2
    Dogs
    Correct
    Wrong
  • 3
    Mosquito
    Correct
    Wrong
  • 4
    None of these
    Correct
    Wrong
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Answer : 4. "None of these"

Q:

What is the effect of Oxytocin produced by hypothalamus?

1160 0

  • 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"

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