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Biology Past Questions and Answers

Biology Questions

Question 536:
JAMB 1987
Nitrifying bacteria are important because they
SchoolNGR Classroom
  • A Release nitrogen to the atmosphere
  • B Convert atmospheric nitrogen to ammonia
  • C Combine ammonia with nitrgen
  • D Oxidize ammmonium salt to nitrates
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Question 537:
JAMB 1987
The process by which lime is added to clay soil is known as
SchoolNGR Classroom
  • A Sedimentation
  • B Flocculation
  • C Leaching
  • D Manuring
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Question 538:
JAMB 1987
Which of the plants is likely to have broad leaves and thin cuticle
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  • A R
  • B S
  • C T
  • D U
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Question 539:
JAMB 1987
Which of the plants is likely to be desert species?
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  • A U
  • B T
  • C S
  • D R
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Question 540:
JAMB 1988
The function of ribosomes in cell is
SchoolNGR Classroom
  • A Protein synthesis
  • B Starch synthesis
  • C Transport of materials
  • D Lipid storage
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