Summary

• Description:

  The PDF document comprises The Mirror Jet 2 Examinations Biology Paper 3 2025 Mock Exam with Marking Scheme.

  It is a KCSE Pre-Mock Examination 2025 Biology Paper 3 (Practical) (231/3).

  • Duration: 1 Hour 45 Minutes
  • Total Marks: 40
  • Number of Questions: 3 (Questions 1–3)
  • Marking Scheme: The marking scheme is in a different document.

  It covers the following topics:

  • Food tests (starch using iodine solution and reducing sugars using Benedict's solution)
  • Physiological processes (diffusion and osmosis using Visking tubing)
  • Plant reproduction (alternation of generation in Spermatophyta)
  • Double fertilization process (pollen tube growth and embryo sac structure)
  • Functions of floral parts (petals and filaments)
  • Classification of plant specimens
  • Evolutionary evidence (comparative anatomy)
  • Homologous and analogous structures (wings and limbs)
  • Adaptations of bird beaks and feet to feeding habits
  • Types of skeletons (exoskeleton and endoskeleton)
  • Bones and joints articulation
• Category:

  Mock Past Papers
• Level:

  Form 4
• Subject:

  BIOLOGY

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