Summary

• Description:

  The MS Word document comprises Form 3 Biology End of Term 1 2026 Exam with Marking Scheme.

  It is a Form Three Biology End of Term 1 examination administered in 2026.

  • Duration: 2 Hours
  • Total Marks: 70
  • Number of Questions: 16
  • Paper Structure: Section A (13 structured and short-answer questions) and Section B (3 essay questions where candidates answer any two).
  • Marking Scheme: The marking scheme is in a different document.

  The examination paper assessed learners’ understanding of key biological concepts through structured questions, diagrams, explanations, and essay responses.

  • Section A (30 marks): Short-answer and structured questions covering branches of biology, differences between mitosis and meiosis, identification and function of cell organelles, the dark stage of photosynthesis, homologous and analogous structures, adaptations of the ileum for absorption, osmosis in red blood cells, excretory products in different organisms, functions of the mammalian skeleton, structure and function of fish gills, structural differences between arteries and veins, ecological carrying capacity, and advantages of cross-pollination.
  • Section B (40 marks): Essay-type questions requiring detailed explanations of gaseous exchange in mammals, thermoregulation by the human skin, the nitrogen cycle and the role of microorganisms, absorption of water and mineral salts by root hairs, the structure and functions of the mammalian heart, and adaptations of xerophytes to dry environments.

  It covers the following topics:

  • Branches and scope of Biology
  • Cell structure and cell organelles
  • Cell division (mitosis and meiosis)
  • Photosynthesis processes
  • Comparative anatomy (homologous and analogous structures)
  • Human digestive system and absorption in the ileum
  • Osmosis and cell behavior in different solutions
  • Excretion in plants and animals
  • Functions of the mammalian skeleton
  • Gas exchange in fish and mammals
  • Structure of the circulatory system (arteries and veins)
  • Population ecology and carrying capacity
  • Plant reproduction and pollination
  • The nitrogen cycle in ecosystems
  • Transport of water and minerals in plants
  • Structure and function of the mammalian heart
  • Adaptations of xerophytes to arid environments
• File Size:

  251.06 KB
• Length:

  7 pages
• Category:

  Exams
• Level:

  Form 3
• Subject:

  BIOLOGY
• Posted By:

  Caleb_Peter

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