Biology Essays

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Explain the various ways in which a typical cell is adapted to its functions-KCSE Biology Essays

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Explain how the various specialized cells are modified to carry out their functions in plants and animals - KCSE biology essays

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Describe how the mammalian body protects itself against infections -KCSE biology essays

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How are the leaves of higher plants adapted to their functions? - KCSE biology essays

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Explain how the various teeth adapt mammals for nutrition - KCSE biology essays

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Describe what happens to a meal of oily beans and maize from the time of ingestion up to the time of absorption - KCSE Biology Essay

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How are the small intestines in mammals adapted to their functions? - KCSE Biology Essay

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Outline and explain the various homeostatic functions of the liver in mammals - KCSE Biology Essay

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Explain why the following conditions are necessary for photosynthesis - KCSE Biology

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How is the ileum adapted to its functions? - KCSE Biology Essay

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Explain how endotherms respond to heat and cold conditions in their environment - KCSE Biology Essay

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Describe the route taken by water from the soil up to the evaporating surface of a plant -KCSE Biology Essay

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How is the mammalian heart adapted to its functions? - KCSE Biology Essay

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Describe double circulation in mammals - KCSE Biology Essay

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Describe the process of urine formation in the mammalian kidneys - KCSE Biology Essays

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Explain the role of the following hormones during homeostasis - KCSE Biology Essays

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Distinguish between Diabetes mellitus and Diabetes insipidus - KCSE Biology Essays

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Explain how the various abiotic factors may affect plants - KCSE Biology Essays

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Discuss the causes, effects and control measures for water pollution - KCSE Biology Essays

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How are xerophytes and hydrophytes adapted to their habitats? - KCSE Biology Essays

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Outline the differences between wind and insect pollinated flowers - KCSE Biology Essays

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Describe what happens in a flower from the time of pollination up to the time of seed and fruit development - KCSE Biology Essays

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Discuss the adaptations of the female reproductive system of humans - KCSE Biology Essays

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Describe the process of gaseous exchange in terrestrial plants - KCSE Biology Essays

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How is the mammalian gaseous exchange system adapted to its functions? - KCSE Biology Essays

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Describe the structure and function of the mammalian skin - KCSE Biology Essays

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Describe the role of the following hormones in the menstrual cycle - KCSE Biology Essays

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Growth and development - KCSE Biology Essays

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Discuss the various mechanisms of opening and closing of stomata - KCSE Biology Essays

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Natural Selection - KCSE Biology Essays

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Discuss Lamarck’s and Darwin’s theories of evolution - KCSE Biology Essays

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Explain how the following blood cells are adapted to their functions - KCSE Biology Essays

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Describe how the following vertebrae are adapted to their functions - KCSE Biology Essay

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Why is locomotion necessary in higher animals? - KCSE Biology Essays

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Describe how the various supportive tissues in plants adapt them to their habitats - KCSE Biology Essays

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What is a reflex action? - KCSE Biology Essay

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Describe the nitrogen cycle - KCSE Biology Essays

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Discuss how the various tropisms adapt plants to their habitats

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Discuss the various evidences of organic evolution - KCSE Biology Essay

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Describe the structure and functions of the various parts of the mammalian ear - KCSE Biology Essay

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Discuss the various ways employed by preys to avoid the predators - KCSE Biology Essays

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What is meant by the term symbiosis? - KCSE Biology Essays

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Describe the adaptations of Schistosoma spp to their parasitic mode of life - KCSE Biology Essays

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Describe the process of mitosis - KCSE Biology Essays

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Discuss the various mechanisms that hinder self-pollination and self-fertilisation in plants - KCSE Biology Essay

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How are seeds and fruits of plants adapted to their mode of dispersal? - KCSE Biology Essays

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Distinguish between mutations, mutants and mutagens - KCSE Biology Essays

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What is transpiration? - KCSE Biology Essays

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How is the mammalian eye adapted to its functions? KCSE Biology Essays

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Discuss the role of the various hormones in plant growth and development - KCSE Biology Essays

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Explain how the process of evolution may result to the formation of a new species - KCSE Biology Essays

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Discuss the various ways in which anaerobic respiration is utilized in industries and homes - KCSE Biology Essay

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What is digestion? - KCSE Biology Essays

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Explain the factors that affect enzyme activity - KCSE Biology Essays

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Discuss the adaptations of the male reproductive system of humans - KCSE Biology Essays

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Discuss the structure and functions of the various muscle tissues found in humans - KCSE Biology Essays

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State the economic importance of members of Monera and Fungi and for each economic importance name a suitable or appropriate organism - KCSE Biology Essays

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Describe the adaptations of the nervous system to its functions - KCSE Biology Essays

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Discuss the composition and functions of mammalian blood - KCSE Biology Essays

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Describe the defects that affect the mammalian eye and how they could be corrected - KCSE Biology Essay

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Explain why the following conditions are necessary for photosynthesis - KCSE Biology Essays

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Describe the route taken by water from the soil up to the evaporating surface of a plant - KCSE Biology Essays

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How is the mammalian heart adapted to its functions? - KCSE Biology Essays

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 Describe how the following vertebrae are adapted to their functions - KCSE Biology Essays

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Outline the activities that occur in the body when one touches a hot object - KCSE Biology Essays

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Discuss the various ways in which anaerobic respiration is utilized in industries and homes - KCSE Biology Essays

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