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Biology 1988 WAEC Past Questions

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1
what stage mitotic division is represented in the diagram of the cell illustrated above
  • A. Prophase
  • B. Telophase
  • C. Anaphase
  • D. Metaphase
  • E. Interphase
View Answer & Discuss WAEC 1988
2
This stage of mitosis is characterized by the
  • A. movement of the chromosome to the poles
  • B. arrangement of chromosomes on the equitorial planes
  • C. centromeres moving apart along the spindle
  • D. interaction of the spindles with the chromosomes
  • E. condensation of chromosomes and formation of spindles
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3
The ability of organisms to maintain a constant internal environment is known as
  • A. diuresis
  • B. endosmosis
  • C. plasmolysis
  • D. dialysis
  • E. homeostasis
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4

Double fertilization is said to occur in flowering pants because?

  • A. two embryos are formed
  • B. one egg is fertilized twice
  • C. two sperms fertilize each egg
  • D. one embryo and endosperm nucleus are formed
  • E. two sperms and two pollen grains are involved
View Answer & Discuss (2) WAEC 1988
5
THe bicuspid valve is located between the
  • A. left auricle and left ventricle
  • B. aorta and left ventricle
  • C. superior vena cava and inferior vena cava
  • D. right auricle and superior vena cava
  • E. right auricle and right ventricle
View Answer & Discuss WAEC 1988
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