Summary

• Description:

  The PDF document comprises MOKASA I Joint Examination Biology Paper 2 2025 Mock Exam with Marking Scheme.

  It is a KCSE Biology Paper 2 (231/2) examination.

  • 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:

  • Genetics (Gene mutations, alleles, and inheritance crosses)
  • Digestion and Absorption (Structure of the villi and the role of enterokinase)
  • Classification and Metamorphosis (Class Insecta characteristics and growth stages)
  • Fruit and Seed Dispersal (Agents, characteristics, and importance)
  • Microscopy (Field of view calculation) and Cell Biology (Golgi apparatus and Mitochondria)
  • Ecology (Population growth curves, predator-prey relationships, and capture-recapture method)
  • Homeostasis (Blood clotting mechanism and adaptations of the mammalian skin)
  • Pollution (Causes and effects of water pollution)
  • Plant Physiology (Roles of Indole Acetic Acid, Gibberellins, and Ethylene)
• Category:

  Mock Past Papers
• Level:

  Form 4
• Subject:

  BIOLOGY

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