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KCSE CLUSTER TESTS 25

Agriculture Paper 1

SECTION A (30 Marks)

Answer ALL the questions in this section
1.

State four effects of high temperature on crop production. (2mks) ……………………………………………………………………………………………………… ………………………………..

2 marks

2.

Give two ways of reducing soil acidity. (1mk) ……………………………………………………………………………………………………… ……………………………….. ………………………………………………………………………………………………………

2 marks

3.

Differentiate between Extensive and Intensive farming systems.

1 marks

4.

State two characteristics of a good mother plant where stem cuttings should be obtained.

1 marks

5.

What is lease hold land tenure system?

1 marks

6.

State three reasons why it is necessary to treat water before use.

1 marks

7.

Define the term Gross Domestic Product.

1 marks

8.

State two types of Labour records.

1 marks

9.

Name four ways in which farmers may maintain soil fertility.

1 marks

10.

Differentiate between a weir and a dam.

1 marks

11.

List four effects of weeds on pastures.

1 marks

12.

State three ways of improving labour productivity.

1 marks

13.

State four reasons which necessitate pruning of tomatoes.

1 marks

14.

Name two methods of budding.

1 marks

15.

What do the figures 5 and 3 represent in the maize variety hybrid 513?

1 marks

16.

A cow weighs 350kg. She requires 3kg of Dry matter for every 100kg of body weight per day. Calculate the amount of Dry matter that she requires for a period of 30days. (show your working).

1 marks

17.

State two advantages of tissue culture in crop production. (1mk) ……………………………………………………………………………………………………… ………………………………… ……………………………………………………………………………………………………… ………………………………… ……………………………………………………………………………………………………… …………………………………

1 marks

18.

a) What is the causal organism of anthracnose disease of beans? ( ½ mk) ……………………………………………………………………………………………………… …………………………………

b) State three control measures of the disease. (1 ½mks) ……………………………………………………………………………………………………… ………………………………… ……………………………………………………………………………………………………… ………………………………… ……………………………………………………………………………………………………… …………………………………

1 marks

19.

What is opportunity cost? (1mk) ……………………………………………………………………………………………………… ………………………………… ……………………………………………………………………………………………………… …………………………………

1 marks

20.

a) List three factors a farmer should consider in selecting the correct implements for primary cultivation. (1 ½ mks)

……………………………………………………………………………………………………… ………………………………… ……………………………………………………………………………………………………… …………………………………

1 marks

21.

b) Name two types of records a coffee farmer should keep. (1mk) ……………………………………………………………………………………………………… ………………………………… ……………………………………………………………………………………………………… …………………………………

c) Give four farming practices that helps to reduces water stress in crops. (2mks) ……………………………………………………………………………………………………… ………………………………… ……………………………………………………………………………………………………… ………………………………… ……………………………………………………………………………………………………… …………………………………

Briefly explain step by step how the above seedling can be transplanted in the hole that has been dug in the main seedbed. (5mks)

……………………………………………………………………………………………………… ………………………………… ……………………………………………………………………………………………………… ………………………………… ……………………………………………………………………………………………………… ………………………………… ……………………………………………………………………………………………………… ………………………………… ……………………………………………………………………………………………………… …………………………………

3 marks

SECTION B (20 Marks)

Answer ALL questions on this section in spaces provided.
22.

a) Identify the crop pest below. (1mk)

b) State two damages caused by the above pest on crops. (2mks)

……………………………………………………………………………………………………… ………………………………… ……………………………………………………………………………………………………… …………………………………

c) Give two classifications of pesticides based on target pest. (2mks) ……………………………………………………………………………………………………… ………………………………… ……………………………………………………………………………………………………… …………………………………

5 marks

23.

Study the diagram below answer the following questions.

Identify the above method of soil and water conservation. (1mk) ……………………………………………………………………………………………………… …………………………………

a) List three materials used in construction of the above structure. (3mks) ………………………………………………………………………………………………… ……………………………….. ………………………………………………………………………………………………… ……………………………….. ………………………………………………………………………………………………… ………………………………..

b) State two factors that determine the size of the structure above. (2mks) ………………………………………………………………………………………………… ……………………………….. ………………………………………………………………………………………………… ……………………………….. …………………………………………………………………………………………………

6 marks

24.

a) Identify the weed below. (1mk)

b) Briefly explain why it is difficult to eradicate the weed above in a crop field. (2mks) ………………………………………………………………………………………………… ……………………………….. ………………………………………………………………………………………………… ………………………………..

c) What are the two possible herbicides that can be used in the control of the above weed? (1mk) ………………………………………………………………………………………………… ……………………………….. ………………………………………………………………………………………………… ……………………………….. 7 marks

SECTION C (40 Marks)

Answer any two questions from this section ( 40mks)
25.

Discuss production of cabbages under the following headings.

a) Ecological requirements. (3mks)

b) Planting (6mks)

c) Pests and diseases control. (5mks)

d) Harvesting. (6mks)

20 marks

26.

a) Discuss the factors to consider when drawing a farm plan. (14mks)

b) Explain the ways in which factor inputs are combined by farmers to maximize profits.

20 marks

27.

a) Describe the physical methods of controlling crop pests. (8mks)

b) Explain the aspects of rainfall which influence agriculture. (6mks)

c) Describe the preparation of compost manure using FOUR-HEAP method. (6mks)

20 marks

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