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Biology 2001 JAMB Past Questions

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36
Both recessive and dominant characters are found
  • A. on different chromosomes in the cell
  • B. at the same locus of a homologous chromosome
  • C. at different loci of a homologous chromosome
  • D. on the same chromatid in a chromosome
View Answer & Discuss (13) JAMB 2001
37
The probability of a baby being a boy or a girl depends on the contribution of the
  • A. father's sex cell
  • B. father's somatic chromosome
  • C. mother's sex cell
  • D. mother's X-chromosome
View Answer & Discuss (6) JAMB 2001
38
Which of the following statements is true of blood groups and blood transfusion?
  • A. Group O is the universal recipient
  • B. Group A can donate to group A only
  • C. Group AB is the universal recipient
  • D. Group B can donate to group B only
View Answer & Discuss (3) JAMB 2001
Download WAEC May/June App - Get all past questions and answers, 100% offline - 43208
Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts
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39
Which of the following is likely to encourage inbreeding in plants?
  • A. Dioecious
  • B. Protandrous
  • C. Monoecious
  • D. Hermaphrodite
View Answer & Discuss (13) JAMB 2001
40

A tall plants crossed with a dwarf one produces offspring of which half are tall and half are dwarf. What are the genotypes of the parents?

  • A. TT, TT
  • B. Tt, tt
  • C. TT, tt
  • D. Tt, Tt
View Answer & Discuss (12) JAMB 2001
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WAEC Past Questions, Objective & Theory, Study 100% offline, Download app now - 24709
Download WAEC May/June App - Get all past questions and answers, 100% offline - 43208
Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts
WAEC offline past questions - with all answers and explanations in one app - Download for free