You are provided with specimens: K1, K2, K3, L1, L2, L3, L4, L5, M1, M2, M3, M4, and M5. (a) (i) Identify specimens K1, K2, and K3 (ii) Give two types of specimen K1 and their roles in tractor functioning (iii) State three warning signs that show specimen K1 is worn out (iv) Identify the unit in which specimen K3 belongs and explain its mode of operation (b) (i) Identify specimens L3, L4, and L5 (ii) State the uses of specimens L1, L2, and L5 (iii) Distinguish between the functions of specimens L3 and L4 (c) (i) Identify specimens M1, M2, M3, and M4 (ii) Show their arrangement and state the fitting used to connect specimen M5

1. Identify specimens K1, K2, and K3 (3 mk)
2. Give two types of specimen K1 and their roles in tractor functioning (4 mk)
3. State three warning signs that show specimen K1 is worn out (3 mk)
4. Identify the unit in which specimen K3 belongs and explain its mode of operation (5 mk)
5. Identify specimens L3, L4, and L5 (3 mk)
6. State the uses of specimens L1, L2, and L5 (3 mk)
7. Distinguish between the functions of specimens L3 and L4 (3 mk)
8. Identify specimens M1, M2, M3, and M4 (4 mk)
9. Show their arrangement and state the fitting used to connect specimen M5 (4 mk)

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You are provided with specimens: N1, N2, O1, O2, and O3. (a) (i) Identify specimens N1 and N2 (ii) List four morphological features of specimen N2 (iii) State the use of specimens N1 and N2 (iv) Indicate the growth stage when specimen N2 should be applied (b) (i) State the botanical name of specimen O1 (ii) Identify the disease in specimen O1 and give its causal organism (iii) Name the disease on specimen O2 (iv) Give two ways in which the disease on specimen O2 is transmitted (v) Give the scientific name of specimen O3 (vi) Mention three crops that are commonly infested by specimen O3 (vii) Suggest whether specimen O3 is a field or storage pest and justify with two reasons

1. Identify specimens N1 and N2 (2 mk)
2. List four morphological features of specimen N2 (4 mk)
3. State the use of specimens N1 and N2 (2 mk)
4. Indicate the growth stage when specimen N2 should be applied (2 mk)
5. State the botanical name of specimen O1 (1 mk)
6. Identify the disease in specimen O1 and give its causal organism (3 mk)
7. Name the disease on specimen O2 (1 mk)
8. Give two ways in which the disease on specimen O2 is transmitted (2 mk)
9. Give the scientific name of specimen O3 (1 mk)
10. Mention three crops that are commonly infested by specimen O3 (3 mk)
11. Suggest whether specimen O3 is a field or storage pest and justify with two reasons (4 mk)

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You are provided with specimens: P1, P2, P3, and P4. (a) (i) Identify specimens P1, P2, P3, and P4 using scientific names (ii) State how specimens P1 and P2 may be best preserved (iii) Give three reasons for conserving specimens P1 and P2 (b) (i) Explain briefly how specimen P4 infests livestock (ii) Mention two animals commonly attacked by specimen P4 (iii) Explain the relationship between specimens P3 and P4 (iv) Outline three measures for controlling specimen P4

1. Identify specimens P1, P2, P3, and P4 using scientific names (4 mk)
2. State how specimens P1 and P2 may be best preserved (2 mk)
3. Give three reasons for conserving specimens P1 and P2 (3 mk)
4. Explain briefly how specimen P4 infests livestock (3 mk)
5. Mention two animals commonly attacked by specimen P4 (2 mk)
6. Explain the relationship between specimens P3 and P4 (3 mk)
7. Outline three measures for controlling specimen P4 (3 mk)

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