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Sunday, 21 June 2026
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Biology Past Questions and Answers

Topic: Characteristics of Living organisms

Jamb Biology Questions - Characteristics of Living organisms

Question 11:
A potometer is used to determine the rate at which a shoot
  • A Respires
  • B Sucks air bubbles
  • C Loses weight
  • D Absorbs water
  • E Transpires
View Answer & Explanation
Question 12:
What would happen if solution Y is more concentrated than solution X in the figure above?
  • A The level of X would rise, Y would fall
  • B The level of X would rise Y would rise
  • C The level of X and Y would stay the same
  • D The level of Y would rise and X would fall
  • E The levels of Y would fall and X would fall
View Answer & Explanation
Question 13:
A married couple has 10 children and they are all girls. Which of the following is the CORRECT explanation?
  • A The woman is incapable of producing male children
  • B The man’s sperms are very weak
  • C The man is not athletic enough
  • D The Y component of the men’s sex chromosomes was always involved
  • E The X component of the man’s sex chromosomes was always involved
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Question 14:
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 there father?
  • A All
  • B 3
  • C 2
  • D 1
  • E None
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Question 15:
Refrigeration, as a method of preservation, has ONE of the following characteristics:
  • A Kills all the bacteria
  • B Kill most of the bacteria
  • C Makes the bacteria inactive
  • D Dries food
  • E Hydrolyses food
View Answer & Explanation