Summary

• Description:

  The PDF document comprises The Mirror Jet 2 Examinations Biology Paper 2 2025 Mock Exam with Marking Scheme.

  It is a KCSE Pre-Mock Examination 2025 Biology Paper 2 (Theory) (231/2).

  • Duration: 2 Hours
  • Total Marks: 80
  • Number of Questions: 8 (Questions 1–8)
  • Marking Scheme: The marking scheme is in a different document.

  It covers the following topics:

  • Cell structure and organelle functions (electron microscope view)
  • Mammalian reproduction (human foetus, placenta, and umbilical cord)
  • Organic evolution terms (adaptive radiation, fossil, convergent evolution)
  • Evidence of evolution (comparative anatomy)
  • Plant anatomy (section of a plant organ/vascular bundles)
  • Human blood groups (antigens) and red blood cell adaptations
  • Gaseous exchange in humans (respiratory system structure)
  • Gaseous exchange in insects (tracheal system)
  • Homeostasis and blood sugar regulation (graphing and data analysis)
  • Digestion process of starch and proteins (meat and rice)
  • The Nitrogen cycle
• Category:

  Mock Past Papers
• Level:

  Form 4
• Subject:

  BIOLOGY

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