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Biology 1991 JAMB Past Questions

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6
Which of the following are differentiated into true roots, stems and leaves
  • A. Algae
  • B. Schizophyta
  • C. Pteridophyta
  • D. Bryophyta
View Answer & Discuss (6) JAMB 1991
7
To facilitate gaseous exchange, breathing roots have
  • A. stomata
  • B. mitochondria
  • C. cuticle
  • D. lenticels
View Answer & Discuss (5) JAMB 1991
8
The annulus of fern sporangium helps in
  • A. spore dispersal
  • B. conduction of mineral salt
  • C. trapping of light energy
  • D. water retention
View Answer & Discuss (3) JAMB 1991
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9
One of the features which adapts Paramecium to its environment is the possession of
  • A. a regular shape
  • B. two nuclei
  • C. cilia
  • D. a pellicle
View Answer & Discuss (7) JAMB 1991
10
In the earthworm, the cocoon is secreted by the
  • A. chaeta
  • B. prostomium
  • C. peristomium
  • D. citellum
View Answer & Discuss (4) JAMB 1991
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