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Friday, 13 November 2026
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Biology Past Questions and Answers

Waec Biology Questions

Question 1156:
Which of the following actions is note function of adrenaline? It increases
  • A Body blood sugar by conversion of liver glycogen into glucose
  • B Muscular power and resistance to fatigue
  • C The rate of heat
  • D The dilation of the pupils of the eye
View Answer & Explanation
Question 1157:
Plant hormones include the following except
  • A Insulin
  • B Auxin
  • C Cytokinin
  • D Gibberellin
View Answer & Explanation
Question 1158:
The passage of nerve impulse across a synapse is facilitated by the secretion of
  • A Acetylcholine
  • B Thyroxin
  • C Insulin
  • D Progesterone
View Answer & Explanation
Question 1159:
The part of the brain which controls and coordinates body posture is the
  • A Cerebellum
  • B Hypothalamus
  • C Medulla oblongata
  • D Pons varolii
View Answer & Explanation
Question 1160:
Which of the following processes is not an example of a reflex ac ion?
  • A Blinking of the eye
  • B Reading
  • C Beating of the heart
  • D Sneezing
View Answer & Explanation