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Biology 1981 JAMB Past Questions

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41
The correct route for a piece of bread eaten by a mammal is
  • A. oral cavity - oesophagus - stomach - ileum - rectum
  • B. oral - cavity - stomach - oesophagus - duodenum - ileum - rectum
  • C. oral cavity - oesophagus - duodenum - rectum
  • D. oral cavity - oesophagus - ileum - stomach - duodenum - rectum
  • E. oral cavity - oesophagus - stomach - ileum - duodenum - rectum
View Answer & Discuss (4) JAMB 1981
42
The thoracic vertebrae of a mammal is characterized by the
  • A. vertebraterial canal
  • B. prominent neural arch
  • C. prominent transverse
  • D. prominent neural spine
  • E. prominent centrum
View Answer & Discuss (1) JAMB 1981
43

The correct figure sequence for the following labeled parts (stigma, ovary wall, embryo sac, integument and micropyle) is

  • A. 12453
  • B. 24135
  • C. 21435
  • D. 14325
  • E. 31425
View Answer & Discuss (3) JAMB 1981
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44
Which of the structure becomes the seed coat after fertilization?
  • A. 1
  • B. 2
  • C. 3
  • D. 4
  • E. 5
View Answer & Discuss (2) JAMB 1981
45
What would happen if solution Y is more concentrated than solution X in the figure above?
  • A. the level of X would rise, Y would fall
  • B. the level of X would rise Y would rise
  • C. The level of X and Y would stay the same
  • D. The level of Y would rise and X would fall
  • E. The levels of Y would fall and X would fall
View Answer & Discuss (7) JAMB 1981
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WAEC Past Questions, Objective & Theory, Study 100% offline, Download app now - 24709
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Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts