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Thursday, 14 May 2026
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Biology Past Questions and Answers

Topic: Respiration

Jamb Biology Questions - Respiration

Question 26:
Anaerobic respiration differs from aerobic respiration by the production of
  • A Less amount of energy and water
  • B Greater amount of energy and alcohol
  • C Less amount of energy and alcohol
  • D Greater amount of energy and water
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Question 27:
Which of following movements occur during exhalation?
  • A The diaphragm and intercostal muscles relax
  • B The thoracic cavity increases in volume
  • C The diaphragm and intercostal muscles contract
  • D The diaphragm contracts and the intercostal muscle relax
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Question 28:
In the woody stems, gaseous exchange takes place through the
  • A Micropyles
  • B Stomata
  • C Lenticels
  • D Vessels
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Question 29:
After a meal of yam has been digested, the highest concentration of glucose is to be found in the
  • A Hepatic artery
  • B Pulmonary vein
  • C Hepatic portal vein
  • D Posterior vena cava
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Question 30:
The gas occupying the space labelled I is
  • A Carbon (IV) oxide
  • B Nitrogen
  • C Hydrogen
  • D Oxygen
View Answer & Explanation