Summary

• Description:

  The MS Word document comprises Starehe Girls’ Centre Biology Paper 2 2025 Mock Exam with Marking Scheme. The PDF version is also available upon your request. The marking scheme is in a different document.

  The exam paper consists of two sections (Section A and Section B) and is marked out of a total of 80 marks. It should be completed by learners within a duration of 2 hours.

  The paper is intended for Form 4 learners and assesses analytical skills, experimental interpretation, and application of biological concepts in line with the KCSE Biology syllabus.

  It covers the following topics:

  • Transport in plants, including diffusion, osmosis, and active transport
  • Osmoregulation in aquatic organisms
  • Ecology, nutrient cycling, and trophic levels
  • Genetics, including non-disjunction and sex-linked inheritance
  • Plant hormones and their agricultural applications
  • Growth responses in plants, including phototropism experiments
  • Thermoregulation in mammals through skin adaptations
  • Transpiration, factors affecting its rate, and graphical interpretation
  • Seed and fruit dispersal adaptations
  • Organic evolution, including fossil records, comparative anatomy, and geographical distribution

  Section A contains structured questions testing interpretation of data, diagrams, and biological processes, while Section B includes extended questions requiring graphical skills, detailed explanations, and synthesis of biological principles.

• Category:

  Mock Past Papers
• Level:

  Form 4
• Subject:

  BIOLOGY

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