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Biology 2022 JAMB Past Questions

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26

The genes crossing over occurs during?

  • A. fertilization
  • B. mutation
  • C. mitosis
  • D. meiosis
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27

In genetic counseling, a man with hemoglobin  formation HbA HbS is most preferred to marry a woman of?

  • A. HbA HbA
  • B. HbC HbH
  • C. HbM HbF
  • D. HbS HbS
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28

An ecological instrument used to measure wind direction is? 

  • A. Secchi disc
  • B. wind vane
  • C. anemometer
  • D. slope gauge
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29

The growth of mucor on a piece of bread is?

  • A. scavenging
  • B. commensalism
  • C. autotrophism
  • D. saprophytism
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30

Conversion of atmosphere carbon into chemical bond energy occurs during the process of?

  • A. transpiration
  • B. photosynthesis
  • C. digestion
  • D. respiration
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WAEC offline past questions - with all answers and explanations in one app - Download for free
Download WAEC May/June App - Get all past questions and answers, 100% offline - 43208
Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts
WAEC Past Questions, Objective & Theory, Study 100% offline, Download app now - 24709