Define mutation and list three types of gene mutations.

1. Define mutation. (1 mk)
2. List three types of gene mutations. (2 mk)

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State four effects of drug abuse on human health.

1. State four effects of drug abuse on human health. (4 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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Give four reasons for conserving biodiversity.

1. Give four reasons for conserving biodiversity. (4 mk)

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Mention four methods of asexual reproduction in plants.

1. Mention four methods of asexual reproduction in plants. (4 mk)

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State four roles of water in biological systems.

1. State four roles of water in biological systems. (4 mk)

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Mention four causes of infertility in women.

1. Mention four causes of infertility in women. (4 mk)

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List four apparatus used in preparing food tests in the Biology lab.

1. List four apparatus used in preparing food tests in the Biology lab. (4 mk)

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Outline four advantages of co-operative learning in Biology.

1. Outline four advantages of co-operative learning in Biology. (4 mk)

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Mention four challenges of teaching Biology in schools with limited resources.

1. Mention four challenges of teaching Biology in schools with limited resources. (4 mk)

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Describe the carbon cycle and its significance to living organisms.

1. Describe the carbon cycle. (10 mk)
2. Explain its significance to living organisms. (5 mk)

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Explain the process of fertilization and embryo development in flowering plants.

1. Explain the process of fertilization in flowering plants. (7 mk)
2. Explain the process of embryo development in flowering plants. (8 mk)

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Discuss five advantages and five disadvantages of using chemical contraceptives.

1. Discuss five advantages of using chemical contraceptives. (7 mk)
2. Discuss five disadvantages of using chemical contraceptives. (8 mk)

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Explain the structure and function of the human kidney.

1. Explain the structure of the human kidney. (6 mk)
2. Explain the function of the human kidney. (9 mk)

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Describe six criteria to consider when selecting teaching aids in Biology.

1. Describe six criteria to consider when selecting teaching aids in Biology. (15 mk)

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Explain six effective classroom management techniques for teaching Biology.

1. Explain six effective classroom management techniques for teaching Biology. (15 mk)

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Describe six ways of evaluating Biology practical skills in the classroom.

1. Describe six ways of evaluating Biology practical skills in the classroom. (15 mk)

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Discuss six methods for teaching students with mixed abilities in a Biology class.

1. Discuss six methods for teaching students with mixed abilities in a Biology class. (15 mk)

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