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Biology 2006 WAEC Past Questions

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51
Which of the following trait in humans is not a morphological variation?
  • A. Height
  • B. Shape of head
  • C. Colour of skin
  • D. Ability to roll the tongue
View Answer & Discuss (1) WAEC 2006
52
The blood group in humans referred to as a universal recipient is
  • A. o
  • B. A
  • C. B
  • D. AB
View Answer & Discuss WAEC 2006
53
If a heterozygous red flowered plant, (Rr) was self-fertilized, the offspring would be expected to be
  • A. all red flowered plants
  • B. all white flowered plants
  • C. red flowered, white flowered plants
  • D. white flowered red flowered plants
View Answer & Discuss (2) WAEC 2006
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54
The contrasting pair of genes affecting a trait and located at the same position on homologous chromosomes is
referred to as
  • A. chromatids
  • B. mutants
  • C. alleles
  • D. chromatin
View Answer & Discuss WAEC 2006
55
The haploid number of chromosomes in humans is
  • A. 48
  • B. 46
  • C. 24
  • D. 23
View Answer & Discuss (1) WAEC 2006
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