Summary

• Description:

  The MS Word document comprises Form 4 Biology Term 1 2026 Opener Exam with Marking Scheme. The PDF version is also available upon your request. The marking scheme is in a separate document.

  The exam is a Theory Paper 1 with a duration of 2 hours and a maximum score of 80 marks. It consists of 26 compulsory short-answer and structured questions. The paper tests students on a broad range of biological concepts, including classification, physiology, ecology, and cell biology, utilizing diagrams, graphs, and data tables for analysis.

  The document covers the following topics:

  • Characteristics of plants
  • Mechanisms of cross-pollination in flowering plants
  • Metamorphosis (Complete vs. Incomplete) and moulting in insects
  • Classification (Arthropoda classes and Kingdom Protoctista)
  • Respiration (Anaerobic end products in plants and effects of lactic acid)
  • Plant Reproduction (Gamete production, Placentation types such as Axile)
  • Ecology (Definitions of Ecology and Carrying Capacity, Food web analysis, Biomass, Trophic levels)
  • Ecological apparatus (Functions of Pooter and Pitfall trap)
  • Cell Biology (Structure and functions of animal cell organelles like Centrioles and Golgi bodies)
  • Human Reproduction (Sperm adaptations, Male hormones, Placenta functions)
  • Digestive System (Absorption of nutrients without digestion)
  • Microscopy (Functions of fine adjustment knob and stage)
  • Adaptations of Xerophytes (Cactus structure)
  • Transpiration (Relationship between stomatal distribution and transpiration rate)
  • Economic importance of Fungi
  • Parasitology (Adaptations of Ascaris lumbricoides)
  • Diseases (Transmission of HIV/AIDS)
  • Comparative anatomy of reproductive organs (Plant vs. Animal systems)
  • Magnification calculations from drawings
  • Importance of Mitosis
• Category:

  Exams
• Level:

  Form 4
• Subject:

  BIOLOGY

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