443/2 - AGRICULTURE - Paper 2

(THEORY)
JULY 2025 – 2 hours

END OF TERM 2 EXAMINATIONS

FORM 4 AGRICULTURE PAPER 2

SET 1

Name …………………………………………………..Index/ Admission Number:……………

Candidate’s Signature……………………………….. Date……………………………………..
Instructions to candidates
a) Write your name and index/admission number in the spaces provided above.
b) Sign and write the date of examination in the spaces provided above.
c) This paper consists of three sections A, B and C.
d) Answer all the questions in section A and B.
e) Answer any two questions in section C.
f) All answers should be written in the spaces provided in the question paper.
g) This paper consists of 12 printed pages.
h) Candidates should check the question paper to ascertain that all the pages are printed
as indicated and that no questions are missing.
i) Candidates should answer the questions in English.

For Examiner’s Use Only

Section Question Maximum Candidate’s

Score Score

A 1-15 30

B 16-19 20

20
C
20

Total Score 90

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SECTION A (30 marks)

Answer all the questions in this section in the spaces provided.

1. State four signs of good health examined in physical appearance in animals. (2 marks)
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2. (a) Name the causal organism and vector of Trypanosomiasis/Nagana. (2 marks)
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(b) Give two control measures of Trypanosomiasis/Nagana. (1 mark)
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3. Give four disadvantages of using animal power in the farm. (2 marks)
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4. Give one function each for any four parts of a poultry egg. (2 marks)
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5. State four factors that determine the farmer’s choice of garden tools and equipment to buy in
the farm. (2 marks)
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6. Give four effects of tsetse flies on livestock. (2 marks)

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7. Name four breeding practices used in sheep rearing. (2 marks)
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8. State any four products processed from milk. (2 marks)
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9. State four factors considered when sourcing day-old chicks. (2 marks)
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10. Give four reasons for keeping beef cattle healthy. (2 marks)
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11. State four predisposing factors of foot rot disease in sheep. (2 marks)
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12. State four groups of feed materials that supply proteins to the animals. (2 marks)
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13. (a) Name two chemical preservatives used to treat wooden parts of a roof against insects and
fungal damage. (1 mark)
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(b) Name two parts of a farm building that can be reinforced using concrete. (1 mark)
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14. Define the following terms as used in livestock breeding. (1 mark)
(i) Heterosis.
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(ii) Epistasis.
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15. State four symptoms of round worm (Ascaris spp) infestation in goats. (2 marks)
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SECTION B (20 marks)

Answer all the questions in this section in the spaces provided.

16. The picture below illustrates a certain cattle breed reared in Kenya. Use it to answer the
questions that follow.

(a) Identify the animal shown in the picture above. (1 mark)

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(b) Name the breed of cattle represented by the animal in the picture above. (1 mark)

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(c) State two reasons why the livestock breed shown above is popular in Kenya. (2 marks)

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(d) Which is the less dominant colour of the breed shown above? (1 mark)

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17. The diagram below shows the power transmission system of a tractor engine. Study it
carefully and answer the questions that follow.

(a) Name the parts labelled W, X, Y and Z. (2 marks)

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(b) State the functions of the parts labelled X and Z in the power transmission system.(2 marks)
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(c) Give the transmission oils recommended for the gear box and ball bearings. (1 mark)
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18. Below is a diagram showing a bee keeping structure. Study the diagram and answer the
questions that follow.

(a) Identify the type of beehive. (½ mark)

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(b) Name the parts labelled G, H and K. (1 ½ marks)
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(c) In which part do you find honey combs attached in the hive? (1 mark)

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(d) (i) State any two equipment used in honey harvesting. (1 mark)

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(ii) State two common methods of honey processing. (1 mark)
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19. The diagram below shows some appropriate methods of handling livestock when carrying
out routine management practices.

Figure (i) Figure (ii)

(a) What is the routine management practice M being carried out in figure (i). (1 mark)

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(b) Identify the method in figure (ii). (1 mark)

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(c) State three safety precautions that should be observed while handling animals using the two
methods shown in the diagram. (3marks)

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SECTION C (40 marks)

Answer any two questions from this section in the spaces provided after question 22.

20. (a) Describe five factors that increase the occurrence of endoparasites in the farm. (5 marks)

(b) State the functions of any five parts of a hen’s reproductive system. (5 marks)

(c) Outline the short term service maintenance practices that should be carried out on a farm
tractor. (5 marks)

21. (a) State five mineral imbalance and disorders in livestock and their causes. (5 marks)

(b) Describe ten physical characteristics a poultry farmer would use to identify poor layers
from a flock of hens. (10 marks)

(c) State five signs of parturition in goats. (5 marks)

22. (a) State five advantages a spray race has over a plunge dip. (5 marks)

(b) State five desirable qualities of eggs suitable for incubation. (5 marks)

(c) Describe five symptoms of coccidiosis in chicks. (5 marks)

(d) Describe housing of the dairy calves as a rearing management practice. (5 marks)

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