SECTION A (30 marks)
Answer ALL the questions in this section in the spaces provided.
1 State four ways of controlling lice in poultry.
2 State three signs of heat observed in rabbits.
3 Name three methods of extracting honey from combs.
4 State three signs of broodiness in a hen.
5 Give the main reason for each of the following in dairy farming:
(a) milking quickly and evenly;
(b) milking at regular times;
(c) complete milking.
6 State four factors that stimulate milk let-down in a lactating cow.
7 State four signs of infestation by external parasites in goats.
8 Give four disadvantages of inbreeding in livestock production.
9 State four advantages of fish farming in Kenya.
10 Give two reasons for castration in piglets.
11 Name two practices that are carried out on eggs in preparation for marketing. (1 mark)
12 State two precautions that should be observed when shearing sheep to ensure production of high quality wool.
l3 Name four pans of a farm building that can be reinforced using concrete.
14 State four factors that can affect digestibility of a feedstuffs in livestock.
15 State two causes of soft shelled eggs.
16 Give four characteristics of a good site for a fish pond.
17 State four disadvantages of fold systems in poultry rearing.
SECTION B (20 marks)
19. Below arc photographs showing parts of a ruminant stomach, Study them and answer the questions that below.
(a) Identify the pans labelled A and B (2 marks)
A ……………………………………………………………………………………………………………………….. ..
B ……………………………………………………………………………………………………………………….. ..
(b) State one function of the part labelled
A …………………………………………………………………………………………………………. ..
C ………………… ..
(c) Name one enzyme that is produced in the part labelled D. (1 mark)
20 Below is a diagram illustrating the reproductive system of a bull. Study it and answer the questions that follow.
(a) Identify the pans labelled
K ………………. ..
L ………………. ..
(b) State the function of the part labelled
Epidermis
…………………………………………………………………………………………… .. (1 mark)
Seminal (l mark)
21 Below is a photograph showing an egg being candled. Study it and answer the questions that follow.
(a) Why is candling important in poultry farming? (1 mark)
(b) What changes will be observed on the same egg if it was candled on the 18th day of incubation? (2 marks)
22 The following is an illustration of a handsaw. Study it carefully and answer the questions that follow.
G
F
(a) Name the pans labelled
F
…………………………………………………………………………….. .. (1 mark)
G
…………………………………………………………………………………………………………. .. (1 mark)
(b) Explain three maintenance practices that should be carried out on the pan labelled H.
(3 marks) 23 Below is a diagram illustrating a farm implement Study it and answer the questions that follow.
(a) Identify the implement illustrated above. (1 mark)
(b) State the use of the:
(i) implement on the farm; (1 mark)
(ii) pan of the implement labelled J. (1 mark)
SECTION C (40 marks)
Answer any TWO questions from this section in the spaces provided after question 26.
(24) (a) Give five reasons for keeping livestock healthy. (5 marks)
(b) Describe the symptoms of roundworm infestation in livestock. (7 marks)
(c) Describe the control measures for cannibalism in layers. (8 marks)
(25)(a) Describe the body conformation features of a dairy heifer. (5 marks)
(b) State the disadvantages of using live fences on a farm. (7 marks)
(c) Describe how a four-stroke cycle petrol engine works. (8 marks)
(26)(a) Describe the disease control routine management practices in calf rearing. (7 marks)
(b) Describe contagious abortion (Brucellosis) disease under the following sub-headings: (i) causal organism; (1 mark)
(ii) animals affected; (2 marks)
(iii) symptoms; (4 marks)
(iv) control measures. (6 marks)
