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1

If a tall man (TT) marries a dwarf woman (gg) and they have four male children, the offspring will be?

  • A. All short
  • B. Three short and one tall
  • C. Two short and two tall
  • D. One short and three tall
  • E. All tall
View Answer & Discuss (32) JAMB 1982
2

If a 26 year old blind man married a young one-eyed woman and they had four children, how many of them would be blind like their father?

  • A. All
  • B. 3
  • C. 2
  • D. 1
  • E. none
View Answer & Discuss (23) JAMB 1982
3

A red-coloured flower when crossed with a white-coloured one produced pink flowers. This is an example of?

  • A. complete dominance
  • B. blending inheritance
  • C. interaction of genes
  • D. back crossing
View Answer & Discuss (7) JAMB 1988
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4

If the offspring of a cross between a brown mouse (bb) and a black mouse (BB) are allowed to interbreed, how many different genotypes would result?

  • A. 2
  • B. 3
  • C. 4
  • D. 5
View Answer & Discuss (16) JAMB 1999
5

Example of water-borne and sex linked diseases are?

  • A. taeniasis and malaria
  • B. cholera and gonorrhoea
  • C. typhoid and syphilis
  • D. dracunculiasis and haemophilia
View Answer & Discuss (33) JAMB 2000
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