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Biology Past Questions and Answers

Waec Biology Questions

Question 446:
Which of the following is a product of brewing when yeast is used as a fermenting agent?
  • A Nitrogen
  • B Oxygen
  • C Malt
  • D Ethanol
  • E Sucrose and glucose
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Question 447:
Which of the following hind limb bones is equivalent to the humerus of the forelimb?
  • A Patella
  • B Tarsal
  • C Tibia
  • D Fibula
  • E Femur
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Question 448:
Clotting of blood is a function of
  • A Vitamin C
  • B Vitamin K
  • C Vitamin B2
  • D Vitamin E
  • E Vitamin B12
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Question 449:
Which of the following structures is associated with respiration in insects?
  • A Air sac
  • B Spiracle
  • C Lung
  • D Alveolus
  • E Gill
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Question 450:
Which of the labelled parts is made up of dead cells?
  • A III and IV
  • B I, II and IV
  • C IV and V
  • D II and III
  • E II and IV
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