Summary

• Description:

  The MS Word document comprises AIC CHAMPION JOINT Biology Paper 3 2026 Mock Exam with Answers (Marking Scheme). The PDF version is also available upon your request. The marking scheme is in a different document.

  It was a KCSE Biology 231/3 examination.

  This practical examination assesses candidates on laboratory experimentation, chemical food tests, cellular respiration, microscopic examination, floral morphology, and the use of dichotomous keys.

  • Month Administered: July 2026
  • Duration: 1 hour 45 minutes
  • Number of Questions: 3 (Questions 1–3)
  • Structure: 3 compulsory laboratory practical questions.

  It covers the following topics:

  • Enzymology and respiration: investigation of anaerobic glucose breakdown by yeast, water bath thermoregulation, and temperature denaturation
  • Microscopy and cytology: slide preparation, methylene blue staining, observation of yeast cells, and glycogen storage
  • Carpology and reproductive morphology: placentation types in fruit specimens and structural adaptations for animal and wind seed dispersal
  • Systematics and taxonomy: identification of invertebrate and vertebrate specimens using dichotomous keys and arthropod classification
• File Size:

  1.03 MB
• Length:

  5 pages
• Category:

  Mock Past Papers
• Level:

  Form 4
• Subject:

  Biology
• Posted By:

  Caleb_Peter

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