(a) Define the term forage crop (1 mark)
(b)Differentiate between pure stand and mixed stand pastures. (1 mark)

Give four advantages of intensive farming.

Distinguish between intercropping and mixed cropping.

State four reasons for deep ploughing during land preparation.

Name one vegetable material used to propagate each of the following crops.

i Bananas
ii Pineapples
iii Irish potatoes
iv Pyrethrum

Explain four damages caused to field crops by rodents.

Name the micro-nutrient that perform the following roles in plants.
a. Respiration and utilization of iron ( ½ mark)
b. Formation of growth hormones and in reproduction process by some plants. ( ½ mark)
c. Absorption of water and translocation of sugar in some plants. ( ½ mark)

State two characteristics considered when choosing water pipes.

Explain how each of the following practices control crop pests.
a) Crop rotation ( ½ mark)
b) Proper tillage ( ½ mark)

State four functions of Agricultural Society of Kenya A.S.K.

Name two weeds that are
a. Irritative to farm workers (1 mark)
b. Poisonus to livestock (1 mark)

State five qualities that should be considered when selecting seeds for planting.

State three factors that influence the depth of planting.

State four ways of harvesting water on a farm.

State three factors influencing soil erosion.

List three effects of high temperature on crop production.

State four financial documents that should be kept on a farm.

The diagram below shows the three zones of a production function curve, use it to answer the questions that follow.

Name the curves labelled A,B nad C (3 marks)

(b) Why are zones I and III referred to as irrational zones of production.
Zone I (1 mark)
Zone II (1 mark)

Study the illustration below and answer the questions that follow.

What do the figure labelled on the diagram stand for i.e.18:46:0 (1 mark)
a) What class of inorganic fertilizer does DAP fertilizer belong to and why. (2 mark)

b) Calculate the amount of filler material in 200kg of DAP with a fertilizer grade of 18:4:0 (2 marks)

Study the diagram below and answer the questions that follow.

i Identify the tomato disease on the diagram above. (1 mark)
ii Describe the symptoms of the disease identified in (i) above. (2 marks)
iii Give three control methods of the disease identified in (i) above. (3 marks)

Outline the precaution observed when harvesting tea.

(a)Explain five objectives of the million acre scheme. (5 marks)
(b)Explain five farming practices that characterize organic farming. (5 marks)
(c)Discuss ten roles of a farm manager. (10 marks)

(a)Explain the importance of drainage as a land reclamation method. (10 marks)
(b)State and explain five advantages of crop rotation. (10 marks)

(a)Outline factors that influences demand of commodity in the market. (6 marks)
(b)Explain the importance of agroforestry in the farm. (14 marks)​