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Biology 2000 WAEC Past Questions

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1

Amoeba obtains its oxygen requirements

  • A. from oxidising food substances
  • B. from air trapped in vacuoles
  • C. through diffusion of air into its body
  • D. through an air cavity in the ectoplasm
View Answer & Discuss (5) WAEC 2000
2

Which of the following best describes a colony of volvox?

  • A. Asexually reproduced cells held together in a mass, but independent of each other
  • B. Sexually reproduced cells held together in a mass, and dependent on each other
  • C. Single free-living acellular units irrespective of their parental origin
  • D. Several units of cells, held together by cytoplasmic strands and dependent on each other
View Answer & Discuss (17) WAEC 2000
3

The hydra has two body layers of cells called

  • A. ectodermis and enteron
  • B. ectoderm and endoderm
  • C. endodermis and dermis
  • D. epidermis and dermis
View Answer & Discuss (1) WAEC 2000
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4

All the following organelles have membranes except

  • A. nucleus
  • B. vacuole
  • C. cell membrane
  • D. cell wall
View Answer & Discuss (10) WAEC 2000
5

Which of these has the most complex level of organization?

  • A. Euglena
  • B. Hydra
  • C. Heart
  • D. Virus
View Answer & Discuss (3) WAEC 2000
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