PART A
Answer all the questions in this part. for 1 circle the letter corresponding to the best answer. For 2 to 5 write all answers in the spaces provided. You are advised not to spend more than 30 minutes on this part.
1. a) The soil which has more hydrogen ions than hydroxyl ions is
A. neutral
B. alkaline
C. acidic
D. rich in humus
b) A dip stick is used to determine the
A. concentration of acaricide in a dip tank
B. oil level in the sump
C. level of electrolyte
D. amount of fuel in the tank
c) Digestion of protein in a ruminant begins in the
A. rumen
B. duodenum
C. small intestine
D. abomasums
d) Which one of the following is a notifiable disease?
A. Foot and mouth disease
B. Bloat
C. Calf pneumonia
D. Brucellosis
2. a) Suggest factors you would consider when deciding on the location of a farm building.
b) Give four reasons for the importance of a farm storage structure.
3. a) State the difference between risks and uncertainties.
b) Give four examples of uncertainties a farmer may face during production.
c) Suggest two measures a farmer may take to guard against uncertainties.
4. Give five factors that influence the choice of pasture species to be planted.
5. Suggest four conditions that favour ox - plough cultivation.
PART B
Answer four questions including at least one from each section, write all your answers in the answer booklet provided.
SECTION I
MECHANISATION AND FARM MANAGEMENT
6. a) With the help of a diagram describe how the qil - bath type air cleaner function.
b) How would you maintain the oil bath type air cleaner.
7. a) What is a balance sheet?
b) How does a balance sheet differ from a profit and loss account?
c) Using information below prepare a balance sheet for oryem's mixed farm as at 31 Dec. 1997
Value of implements 850,000
Feeds in the store 150,000
Bank overdraft 400,000
Value of crops 245,000
Cash in the bank 450,000
Depreciation 85,000
Debt payable 110,000
Livestock 462,000
Prepaid expenses 50,000
Debt receivable 190,000
d) State the advantages of preparing a balance sheet.
8. a) Explain the factors that bring about fluctuation in the prices of agricultural products.
b) Describe the measures that could be taken to reduce the effects of fluctuation in the prices of agricultural products.
SECTION II
CROP PRODUCTION
9. a) Outline the basic climatic and soil requirements for growing Arabic coffee.'
b) Outline the advantages of propagating coffee by vegetative means.
c) State the benefits of pruning coffee.
10. a) State the benefits of good drainage.
b) Describe an experiment you would perform to compare the rates of drainage in two soil samples.
11. a) State the characteristics that a good cover crop should have.
b) (i) What factors should be considered when planning a crop rotation?
(ii) Given the following: maize, cassava, groundnuts and three plots, design a three year crop rotation
SECTION III
ANIMAL PRODUCTION
12. a) Draw and label a cross section of cattle dip.
b) State the precautions that should be taken before taking animals to dip.
c) What factors may reduce the effectiveness of dipping animals.
13. a) Describe the abnormalities that may occur in eggs during their formation.
b) State and explain the measures that a farmer could take in order to produce quality eggs.
14. a) What factors affect milk composition?
b) Suggest ways by which high quality milk be maintained in a farm.