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Friday, 13 November 2026
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Biology Past Questions and Answers

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Waec Biology Questions

Question 1281:
WAEC 2010
Excretion in Paramecium sp. is by diffusion because
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  • A Its habitat is water and moist places
  • B It has simple, small and few internal organs
  • C It has a large surface area to volume ratio.
  • D It has a large efficient meganucleus.
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Question 1282:
WAEC 2010
The axial skeleton is composed of the
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  • A Skull and vertebral column
  • B Limbs and girdles
  • C Atlas and axis.
  • D Radius and ulna
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Question 1283:
WAEC 2010
The inorganic components of bone consist of
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  • A Magnesium, sodium and calcium
  • B Magnesium, phosphorus and calcium
  • C Sodium, phosphorus and calcium,
  • D Potassium, magnesium and calcium
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Question 1284:
WAEC 2010
A pulse is best described as
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  • A Contraction of arteries to let out blood.
  • B Contraction of veins to allow blood into them
  • C Dilation of arteries to accommodate blood rushing through.
  • D Pumping action of the heart to move blood round the body.
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Question 1285:
WAEC 2010
The following characteristics are associated with the mammalian lungs except
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  • A Large surface area
  • B Expandable lungs
  • C Moist surface
  • D Highly vascularized
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