You are provided with specimens: AI1, AI2, AI3, and AI4. (a) (i) Identify specimen AI1 and give two uses (ii) State three symptoms of deficiency associated with AI2 (iii) Mention two methods of applying specimen AI3 (b) (i) Identify specimen AI4 (ii) State its role in animal feed formulation (iii) Give two disadvantages of overusing specimen AI4

1. Identify specimen AI1 and give two uses (0 mk)
2. State three symptoms of deficiency associated with AI2 (0 mk)
3. Mention two methods of applying specimen AI3 (0 mk)
4. Identify specimen AI4 (0 mk)
5. State its role in animal feed formulation (0 mk)
6. Give two disadvantages of overusing specimen AI4 (0 mk)

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You are provided with specimens: AJ1, AJ2, and AJ3. (a) (i) Identify specimen AJ1 by botanical name (ii) Mention a disease affecting AJ1 and its vector (iii) List two control methods of the disease in AJ1 (b) (i) Identify specimen AJ2 (ii) State three features that make AJ2 important in soil enrichment (iii) Mention one limitation of specimen AJ2 (c) (i) Identify specimen AJ3 (ii) State two advantages of using AJ3 in dairy farming

1. Identify specimen AJ1 by botanical name (0 mk)
2. Mention a disease affecting AJ1 and its vector (0 mk)
3. List two control methods of the disease in AJ1 (0 mk)
4. Identify specimen AJ2 (0 mk)
5. State three features that make AJ2 important in soil enrichment (0 mk)
6. Mention one limitation of specimen AJ2 (0 mk)
7. Identify specimen AJ3 (0 mk)
8. State two advantages of using AJ3 in dairy farming (0 mk)

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You are provided with specimens: AK1, AK2, AK3, and AK4. (a) (i) Identify each specimen AK1–AK4 (ii) Mention two uses of AK1 (iii) Outline three safety precautions when handling AK3 (b) (i) State two farm animals attacked by AK4 (ii) Suggest two control measures for AK4

1. Identify each specimen AK1–AK4 (0 mk)
2. Mention two uses of AK1 (0 mk)
3. Outline three safety precautions when handling AK3 (0 mk)
4. State two farm animals attacked by AK4 (0 mk)
5. Suggest two control measures for AK4 (0 mk)

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