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KCSE CLUSTER TESTS 27

Agriculture Paper 1

SECTION A (30 Marks)

1.

Give two aspects of light that influence crop growth

1 marks

2.

List four sources of organic matter in soil

2 marks

3.

State three objectives of land settlement which have been under taken in Kenya

1.5 marks

4.

State three effects of excessive application of nitrogenous fertilizer on crop growth

1.5 marks

5.

Give four examples of variable inputs in vegetable production

2 marks

6.

Outline two routine maintenance practices carried out on water storage tanks

1 marks

7.

State four characteristics of a fertile soil

2 marks

8.

Give two ways by which losses are incurred in silage

1 marks

9.

Define the following terms a) “Economic injury Level” of a crop pest (1 mk) ____________________________________________________________________________ ____________________________________________________________________________ ____________________________________________________________________________ ____________________________________________________________________________

b) Opportunity cost (1 mk)

____________________________________________________________________________ ____________________________________________________________________________

c) Marginal product (1 mk)

____________________________________________________________________________ ____________________________________________________________________________

3 marks

10.

Give a reason for each of the following practices

a) Top dressing established crops (1 mk)

____________________________________________________________________________ ____________________________________________________________________________


b) Topping in pasture management (1 mk)

____________________________________________________________________________
____________________________________________________________________________

c) Stooking in maize production (1 mk)

____________________________________________________________________________ ____________________________________________________________________________

3 marks

11.

Give three reasons why seedlings may fail to establish in the field

1.5 marks

12.

List three types of surface irrigation in crop production

1.5 marks

13.

State two roles of house hold – firm relationship

1 marks

14.

Define the following terms a) Per capital income (1 mk) ____________________________________________________________________________ ____________________________________________________________________________ ____________________________________________________________________________ ____________________________________________________________________________

b) Land reform (1 mk)

____________________________________________________________________________

2 marks

15.

List two types of terraces

1 marks

16.

List two methods used to drain farm land

1 marks

17.

Give two varieties of carrots

Carrot................................................................

1 marks

18.

Differentiate the following terms a) Hybrid and composite in maize (1 mk) ____________________________________________________________________________ ____________________________________________________________________________

b) Undersowing and oversowing (1 mk)

____________________________________________________________________________ ____________________________________________________________________________

2 marks

19.

What is a farm budget?

1 marks

SECTION B (20 Marks)

20.

Study the diagram below and answer the question that follows.

i) Identify the pest that has attacked the crop as illustrated above (1 mk) ______________________________________________________________________ ______________________________________________________________________ ______________________________________________________________________

ii) Give two control measures against the pest (2 mks) ______________________________________________________________________

3 marks

21.

Study the diagrams below showing soil sampling method

a) Identify the method illustrated (1 mk)

A._______________________________________________________________________

B _______________________________________________________________________

b) Describe in brief the procedure of sampling (3 mks)

______________________________________________________________________ ______________________________________________________________________

c) Give three information that should be indicated on the sample bag (1 ½ mks)
______________________________________________________________________

5.5 marks

22.

Observe the diagram below carefully and answer question below


a) What does diagram Y illustrate (1 ½ mk)

______________________________________________________________________ ______________________________________________________________________ ______________________________________________________________________

b) Name the part labeled (2 mks)

Q_____________________________________________________________________ R.____________________________________________________________________ S.____________________________________________________________________ T_____________________________________________________________________

c) Give three importances of illustration Y to a farmer (1½ mks) ____________________________________________________________________________ ____________________________________________________________________________ ____________________________________________________________________________

5 marks

23.

a) What is seed dormancy? (1 mk)

____________________________________________________________________________ ____________________________________________________________________________

b) State two ways of breaking seed dormancy (2 mks)

____________________________________________________________________________

3 marks

24.

a) What is production function? (1 mk)

____________________________________________________________________________ ____________________________________________________________________________ ____________________________________________________________________________

b) Name and describe three production zones in agriculture (3 mks) ____________________________________________________________________________

3 marks

SECTION C (40 Marks)

25.

Describe field production of napier grass under the following sub headings

a) Seedbed preparation (5mks)

b) Planting (5 mks)

c) Fertilizer application (2 mks)

d) Weed control (5 mks)

e) Utilization (3 mks)

20 marks

26.

a) Describe the functions of agricultural marketing boards (10 mks)

b) Describe the role of agricultural co- operatives (10 mks)

20 marks

27.

The following is a supply and demand schedule of eggs by teachers in chuth ber High school.

i) Using the same axis with price on the vertical axis, draw the two graphs to indicate the

relationship between price demand and supply (6 mks)

ii) Name the point of intersection of the two graphs (1 mk)

iii) What is the price of eggs per tray at the point of intersection? (1 mk)

iv) What is the supply and demand of eggs at the point of intersection ( 1 mk)

v) What is the price at supply of three trays (1 mk)

b) Describe factors which determine demand of a commodity ( 5 mks)

c) Outline the agricultural services available to farmers (5 mks)

20 marks

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