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Biology 2023 JAMB Past Questions

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76

Digestive enzymes are responsible for

  • A. Breaking down food into smaller molecules
  • B. Absorbing nutrients into the bloodstream
  • C. Regulating the pH of the digestive tract
  • D. Transporting food through the digestive system
View Answer & Discuss (1) JAMB 2023
77

Which of the following is a difference between plant and animal cells?

  • A. Plant cells have a nucleus, while animal cells do not
  • B. Plant cells have a cell membrane, while animal cells have a cell wall
  • C. Plant cells contain chloroplasts for photosynthesis, while animal cells do not
  • D. Plant cells have a central vacuole, while animal cells have multiple small vacuoles
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78

Which of the following structures in the ear is responsible for transmitting sound vibrations to the auditory nerve?

  • A. Eardrum
  • B. Ossicles
  • C. Cochlea
  • D. Auditory canal
View Answer & Discuss (2) JAMB 2023
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