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Monday, 22 June 2026
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Biology Past Questions and Answers

Waec Biology Questions

Question 721:
Which of the following processes occurs when the body temperature of a mammal rises above the normal?
I The arterioles in the skin dilate. II Sweat production is reduced. III The erector muscles contract.
  • A I only
  • B II only
  • C I and III only
  • D II and III only
View Answer & Explanation
Question 722:
The following functions are associated with the liver except
  • A Regulation of blood sugar
  • B Production of heat
  • C Production of fibrinogen
  • D Production of vitamin
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Question 723:
Short-sight could be corrected with the use of
  • A Convex lens
  • B Cylindrical lens
  • C Concave lens
  • D Bifocal lens
View Answer & Explanation
Question 724:
Which of the following statements about the maize grain is not correct?
  • A Undergoes hypogeal germination
  • B Is a fruit
  • C Is non-endospermous
  • D Has pericarp fused with the testa
View Answer & Explanation
Question 725:
In mammals, fertilization usually occurs in the
  • A Cervix
  • B Vagina
  • C Uterus
  • D Oviduct
View Answer & Explanation