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Biology JAMB Past Questions

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1891
Which of the following organs regulates the levels of water. salts, hydrogen ions, and urea in the mammals?
  • A. Kidney
  • B. Colon
  • C. Bladder
  • D. Liver
View Answer & Discuss (1) JAMB 2016
1892
The rate of transpiration is NOT affected by
  • A. the weight of the stomata pores
  • B. humidity
  • C. temperature
  • D. the size of the stomata pores
View Answer & Discuss (2) JAMB 2016
1893

The crossing of individuals of the same species with different genetic characters is

  • A. cross breeding
  • B. polygenic inheritance
  • C. non-disjunction
  • D. inbreeding
View Answer & Discuss (4) JAMB 2016
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1894
The hereditary characters in plants and animals are located on the
  • A. gene
  • B. mucleus
  • C. chromosome
  • D. cell
View Answer & Discuss (9) JAMB 2016
1895
The arrangement of ovules attached to the sides of a syncarpous ovary with a single chamber is referred to as
  • A. free-central placentation
  • B. axile placentation
  • C. parietal placentation
  • D. marginal placentation
View Answer & Discuss (2) JAMB 2016
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