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Thursday, 02 April 2026
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Biology Past Questions and Answers

Jamb Biology Questions

Question 31:
Which of the following is NOT a function of mammalian blood?
  • A Engulfing bacteria
  • B Production of hormones
  • C Transporting ureas
  • D Distribution of heat
  • E Transporting glucose
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Question 32:
Which of these parts of the mammalian ears is directly concerned with the sense of balance?
  • A Cochlea
  • B Eustachian tube
  • C Ear-drum
  • D Pinna
  • E Semicircular canals
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Question 33:
When freshly tapped palm wine was kept overnight it was found to be more alcoholic. This effect must have been due to
  • A The addition of saccharin
  • B The addition of sugar
  • C The addition of whisky or local gin
  • D Some complex hydrolytic reaction
  • E Anaerobic respiration of an organism
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Question 34:
If a farmer left his land uncultivated for five years before returning to it, he must be practising
  • A Modern agriculture
  • B Strip cropping
  • C Contour ridging
  • D Crop rotation
  • E The bush fallow system
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Question 35:
A pyramid of numbers can be defined as
  • A The number of plants and animals in an ecosystem
  • B An arrangement of organism according to their habitat
  • C The numerical relationships of a food chain
  • D The number of plants and animals in a population
  • E The total number of species and general in a community
View Answer & Explanation