Term 3 Form 4 Agriculture Exam Paper 1
Term 3 Form 4 Agriculture Exam Paper 1
SECTION A: (30 MARKS)
- Give four benefits of practicing organic farming. (2 mks)
- State two factors that cause most farmers to adopt small scale farming in Kenya. (2 mks)
- State the form in which the following elements are taken up by plants from the soil.
- Boron (1/2mks)
- Calcium (1/2mks)
- Give two disadvantages of using plastic pipes in conveying water in the farm. (1 mk)
- (a) Name two agricultural lime materials that may be used in the farm. (1 mk)
(b) State four reasons for liming soils. (2 mks)
- Differentiate between fertilizer grade and fertilizer ration. (2 mks)
- A form four student planted maize for his KCSE agriculture project. He used a space of 75 cm X 25 cm in a plot measure 4 m X 3 m.
(i) What does 75 cm stand for in this statement. (1 mk)
(ii) Calculate the plant population. Show your working. (2 mks)
- Give four benefits of a land title deed to a farmer. (2 mks)
- State four financial documents used in the farm. (2 mks)
- Explain how planting of trees help in drainage. (1 mk)
- Give two activities carried out during hardening off tomato seedlings. (1 mk)
- State two practices that should be carried out to maintain grass pasture. (1 mk)
- State four ways in which herbicides can be classified. (2 mks)
- Give four effects of HIV/AIDS on agriculture production and development. (2 mks)
- State two factors that affect the quality of hay. (1 mk)
- Give two reasons for drying grains before storage (1 mk)
17 What is meant be working capital. (1 mk)
- Name four variable costs in the production of maize. (2 mks)
SECTION B: (20 MKS)
- The diagram below shows a Kale seedling attacked by a pest.
(a) Identify the pest. (1 mk)
(b) What damage does the pest cause to the crops? (1 mk)
(c) State one method of controlling the pest. (1 mk)
(d) Name two insect pests other than the one identified above that attack kales in the field.
(2 mks)
- The diagram below shows a banana tissue culture. Study it and answer the questions that follow.
- Name two ways of inducing the rooting of plantlets. (2 mks)
- Outline three steps followed in the development of tissue culture. (3 mks)
- State one advantage of propagating crops by use of tissue culture technique. (1 mk)
- Below are diagrams of irish potatoes tubers after being subjected to some conditions before planting
(a) Which process of potato treatment is illustrated above? (1 mk)
(b) State two conditions necessary for the above process. (2 mks)
- (a) The following information was extracted from Mr. Mambo’s farm records for the year
ending 30th June 2017. Study it and prepare a profit and loss account for the farm.
(4 mks)
Entry Kshs.
Rent received 10,000
Egg sales 60,000
Repair of tractor 30,000
Interest on bank loan 20,000
Opening valuation 80,000
Tax paid 40,000
Closing valuation 90,000
Purchases of farm inputs 90,000
Debts received from farmers co-operative society 100,000
Maize sale 55,000
- Did the farm make a profit or loss? (1 mk)
SECTION C:
Answer any Two questions in the spaces provided.
- (a) Outline five benefits of timely planting cereal production. (5 mks)
(b) Describe five ways in which wind negatively affect agricultural products. (5 mks)
- Describe ten factors that should be considered when deciding on the crop; to grow.
(10 mks)
- (a) Outline five steps followed in land adjudication. (5 mks)
(b) Explain five physical structures used to control soil erosion. (10 mks)
(c) Explain five marketing functions. (5 mks)
- (a) Describe the benefits of using certified seeds in crop production (5 mks)
(b) Outline the care and management practices done on Agro-forestry trees. (5 mks)
(c) Describe the safety precautions a farmer should take when using herbicides. (10 mks)