Define homeostasis and give four examples in humans.

1. Define homeostasis. (1 mk)
2. Give four examples in humans. (3 mk)

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List four differences between prokaryotic and eukaryotic cells.

1. List four differences between prokaryotic and eukaryotic cells. (4 mk)

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State four factors that influence enzyme activity.

1. State four factors that influence enzyme activity. (4 mk)

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Outline four components of blood and their functions.

1. Outline four components of blood and their functions. (4 mk)

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Mention four structural adaptations of plant roots for absorption.

1. Mention four structural adaptations of plant roots for absorption. (4 mk)

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State four functions of the human liver.

1. State four functions of the human liver. (4 mk)

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List four routes through which water is lost from the body.

1. List four routes through which water is lost from the body. (4 mk)

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Give four examples of non-communicable diseases and their causes.

1. Give four examples of non-communicable diseases and their causes. (4 mk)

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State four advantages of classroom demonstrations in Biology teaching.

1. State four advantages of classroom demonstrations in Biology teaching. (4 mk)

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Mention four features of an effective learning objective.

1. Mention four features of an effective learning objective. (4 mk)

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Discuss the carbon cycle and its importance to ecosystems.

1. Discuss the carbon cycle and its importance to ecosystems. (15 mk)

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Describe the human respiratory system and explain gas exchange.

1. Describe the human respiratory system and explain gas exchange. (15 mk)

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Explain the structure, function, and adaptations of the nephron in kidneys.

1. Explain the structure, function, and adaptations of the nephron in kidneys. (15 mk)

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Discuss five types of asexual reproduction in plants with examples.

1. Discuss five types of asexual reproduction in plants with examples. (15 mk)

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During a microteaching on transpiration, learners give contrasting explanations. Explain six reflective steps to guide their conceptual clarity.

1. Explain six reflective steps to guide their conceptual clarity. (10 mk)

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A lab assistant breaks a reagent bottle before a dissection class. Describe six actions you would take to manage safety, maintain lesson flow, and support learners.

1. Describe six actions you would take to manage safety, maintain lesson flow, and support learners. (10 mk)

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You observe inconsistent student performance in a quiz on genetics. Propose six steps to diagnose the problem and strengthen understanding.

1. Propose six steps to diagnose the problem and strengthen understanding. (10 mk)

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Electricity fails halfway through practical enzyme demonstration. Outline six adaptive strategies to continue the lesson effectively.

1. Outline six adaptive strategies to continue the lesson effectively. (10 mk)

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