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Sunday, 05 April 2026
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Biology Past Questions and Answers

Waec Biology Questions

Question 551:
Which of the following organisms will be a colonizing species of a heap of moist sub soil?
  • A Green algae
  • B Ferns
  • C White mangrove
  • D Snails
  • E Tadpole
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Question 552:
The earthworm is important because
  • A Its body is always moist
  • B Each of its segments has chaetae
  • C It has a clitellum
  • D It aerates the soil
  • E It reproduces fast
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Question 553:
which of the following plant parts is not a storage organ?
  • A Carrot root
  • B Sugarcane stem
  • C Onion leaf
  • D Banana stem
  • E Cassava root
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Question 554:
Which of the following statements about poliomyelitis is not correct. It
  • A Is a bacterial disease
  • B Is capable of paralysing the limbs
  • C Can be prevented by immunization
  • D Is an infant disease
  • E May cause wasting of the limb muscles
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Question 555:
Oil is sprayed over stagnant water in which mosquitoes breed in order to
  • A Provide landing surface for the adult
  • B Prevent larva or pupa from attaching itself to the surface
  • C Prevent the water from overheating
  • D Lubricate the larva for easy movement
  • E Provide surface for laying their eggs
View Answer & Explanation