Summary

• Description:

  The MS Word document comprises Muslim Schools Joint Evaluation Test (MUSJET) Biology Paper 3 2025 Mock Exam with Marking Scheme. The PDF version is also available upon your request. The marking scheme is in a different document.

  It is a K.C.S.E. Biology Paper 3 (231/3) Practical Mock Examination (July 2025).

  • Duration: 1 ¾ Hours
  • 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 practical (iodine and Benedict’s tests) using solutions D and E, including use of a hot water bath and interpretation of observations
  • Organic evolution (bird feet evolution explanations using Darwin’s and Lamarck’s theories)
  • Comparative anatomy as evidence of evolution (bat wing, whale paddle and insect wing; homologous vs analogous structures; joints and labelled parts)
  • Other evidence of organic evolution
  • Plant classification using leaf features (monocot vs dicot leaf identification with reasons)
  • Leaf adaptations to function (features of a specialised leaf)
  • Microscopy practical: interpreting and comparing cross-sections of two plant parts (identifying labelled tissues and tabulating differences)
• Category:

  Mock Past Papers
• Level:

  Form 4
• Subject:

  BIOLOGY

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