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Tuesday, 10 November 2026
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Biology Past Questions and Answers

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Waec Biology Questions

Question 466:
WAEC 1997
The above defect is corrected by using a
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  • A Concave lens
  • B Converging lens
  • C Cylindrical lens
  • D Bi-focal lens
  • E Tinted lens
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Question 467:
WAEC 1997
Which of the following organisms is viviparous?
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  • A Tapeworm
  • B Snail
  • C Sheep
  • D Grasshopper
  • E Lizard
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Question 468:
WAEC 1997
The reduction of nitrates to gaseous nitrogen is
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  • A Nitrogen fixing
  • B Nitrogen cycle
  • C Ammonification
  • D Putrefaction
  • E Denitrification
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Question 469:
WAEC 1997
The association between protozoa and termites is an example of
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  • A Symbiosis
  • B Parasitism
  • C Predation
  • D Saprophytism
  • E Epiphytism
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Question 470:
WAEC 1997
Flatworms are classified as
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  • A Platyhelminthes
  • B Coelenlerata
  • C Annelida
  • D Nematoda
  • E Arthropoda
View Answer & Explanation

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