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Biology 1998 WAEC Past Questions

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11

Which of the following statements about the circulation of blood is not correct?

  • A. Deoxygenated blood flows in the heart through the vena cavae
  • B. Blood is pumped out of the heart through the aorta
  • C. Oxygenated blood from the lung; is carried to the left auricle
  • D. The oxygenated blood enters the lungs through the pulmonary vein
  • E. Ventricles contract to pump blood into the aorta
View Answer & Discuss (13) WAEC 1998
12
A difference between the auricle and the ventricle of the mammalian heart is that the
  • A. ventricles carry deoxygenated blood
  • B. ventricles do not have outlets
  • C. auricles have no valves
  • D. walls of the ventricles are lese muscular then that of the auricles
  • E. Walls of the ventricles are more muscular than that of the auricles
View Answer & Discuss (2) WAEC 1998
13
Which of the following organism respires through the body surface
  • A. Man
  • B. Fish
  • C. Tridax
  • D. Amoeba
  • E. Hibiscus
View Answer & Discuss WAEC 1998
WAEC Past Questions, Objective & Theory, Study 100% offline, Download app now - 24709
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14
The stomata of a leaf performs the same function as
  • A. spiracles of insects
  • B. trachea of toads
  • C. pharynx of man
  • D. liver of man
  • E. scales of fish
View Answer & Discuss (6) WAEC 1998
15
Which of the following does not happen during inspiration?
  • A. intercostal muscles contract
  • B. Ribs move forward
  • C. Thoracic cavity increases
  • D. Diaphragm relaxes
  • E. Internal air pressure decreases
View Answer & Discuss WAEC 1998
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Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts
WAEC Past Questions, Objective & Theory, Study 100% offline, Download app now - 24709
Download WAEC May/June App - Get all past questions and answers, 100% offline - 43208
WAEC offline past questions - with all answers and explanations in one app - Download for free