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Biology 1993 JAMB Past Questions

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46

Which of the following organisms has lost the pentadactyl limb structure?

  • A. Bat
  • B. Fish
  • C. Frog
  • D. Pigeon
View Answer & Discuss (8) JAMB 1993
47

Which of the following is the correct order of the developmental stages?

  • A. 1->2->3->4->5
  • B. 5->1->3->2->4
  • C. 2->1->3->4->5
  • D. 5->3->2->1->4
View Answer & Discuss (8) JAMB 1993
48
Stage 3 breathes
  • A. with the lungs
  • B. with the external gills
  • C. with the internal gills
  • D. through the skin
View Answer & Discuss (17) JAMB 1993
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49
Blood is pumped into the right ventricle by the contraction of the auricle wall through
  • A. 1
  • B. 3
  • C. 5
  • D. 6
View Answer & Discuss (7) JAMB 1993
50
After circulation in the lungs, the blood returns to the left auricle through
  • A. 1
  • B. 4
  • C. 5
  • D. 6
View Answer & Discuss (6) JAMB 1993
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