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Friday, 13 November 2026
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Biology Past Questions and Answers

Waec Biology Questions

Question 1191:
The effective cells involved in sickle-cell anaemia disease are
  • A Phagocytes
  • B Lymphocytes
  • C Erythrocytes
  • D Thrombocytes
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Question 1192:
What does the chemical composition of the genetic material of all living organisms consist of?
  • A Deoxyribonucleic acid
  • B Adenosine diphosphate
  • C Adenosine triphosphate
  • D Follicle stimulating hormone,
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Question 1193:
What of the following occurrences is not a feature of meiosis?
  • A Formation of four haploid cells
  • B Two successive nuclear cell division
  • C Pairing of homologous chromosomes at prophase
  • D Formation of two diploid cell
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Question 1194:
Which of the following diseases is commonly observed in human males and is sex-linked?
  • A Beriberi
  • B Down’s syndrome
  • C Sickle-cell anaemia
  • D Colour blindness
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Question 1195:
The resemblance of a palatable insect to a poisonous insect is an example of
  • A A chemical deterrent to a predator
  • B An escape from the predator camouflage
  • C An escape from the predator by mimicry
  • D A defense against the predator by warming coloration
View Answer & Explanation