KNEC KCSE Agriculture Paper 1 Question Paper / 2016 KCSE 4MCK Joint Exam
2016 KCSE 4MCK Joint Exam
Agriculture Paper 1
SECTION A: (30 Marks)
Answer All the questions in this section in the space provided.
1.
a)State two field management practices carried out to have optimum plant population in crop
production. 1mk
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b)Outline how each of the practices stated in (a) are achieved. 1mk
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2 marks
2.
State four disadvantages of using organic manure in field where crops are grown.
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2 marks
3.
Name two vegetative parts used to propagate Napier.
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2 marks
4.
Give the meaning of the term “closed season” as used in crop production.
1 marks
5.
State four factors that determine the choice of implements for primary cultivation.
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2 marks
6.
State four factors that determine the spacing of a crop to be planted.
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2 marks
7.
Give two ways in which pastures are classified on the basis of stand.
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1 marks
8.
State three disadvantages of vegetatively propagating pineapples.
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1.5 marks
9.
State four ways in which land reform can be implemented for better Agricultural use in
Kenya.
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2 marks
10.
State three methods of harvesting trees in agro forestry.
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1.5 marks
11.
State three disadvantages of using plastic pipes to convey water in the farm.
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1.5 marks
12.
How can agriculture increase the gross domestic product (GDP) of a country?
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1 marks
14.
a)Define the term “Economic injury Level” in crop protection. 1mk
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b)State four disadvantages of chemical pest control method in crop production. 2mks
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3 marks
15.
State four ways of increasing labour productivity in the farm.
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2 marks
16.
State four qualities of mother plant, which should be considered when selecting vegetative materials
for planting.
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2 marks
17.
State five qualities that should be considered when selecting seeds for planting.
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2.5 marks
SECTION B: (20 Marks)
Answer all the questions in this section in the spaces provided.
18.
The table below shows PH values of different soils samples. Study it and answer the questions that follow:
Soil
S1
S2
S3
S4
S5
S6
S7
S8
PH values
3
4
5
6
7
8
9
10
a)i)Which soil sample has the highest acidity? 1mk
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ii)State two ways in which the PH value can be lowered. 2mks
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iii)Which of the above soil samples is suitable for growing tea? 1mks
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b)The diagram below illustrates a planting material prepared for planting. Study it carefully
and answer the questions that follow:
i)Name the planting material. 1mk
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ii)Name the practice used in preparing the planting material for planting. 1mk
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iii)Describe the procedure followed in preparing the planting material. 3mks
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2.5 marks
19.
The table below shows the population and gross domestic products of countries A and B.
Country Gross Domestic Product (GDP) million shs. Population (mill)
A 1800 36
B 1200 15
a)i)Calculate the per capital income for each country. Show your working. 2mks
ii)Which of the two countries is more developed economically? 1mk
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iii)Give a reason for your answer in (b) above. 1mk
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b)The illustration below shows the law of demand in agricultural marketing. Study it and
answer the questions that follow:
Quantity of commodity demanded
i)Give a reason for the shape of the curve labeled A. 1mk
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ii)If the price of the commodity remains consult, explain three factors that can cause the curve to shift from
A to B. 3mks
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8 marks
20.
Below are photographs of some common weeds. Study them carefully and answer the questions that
follow:
a)Identify weeds M and L. 1mk
M – ……………………………………………………………………………………………………..
L -………………………………………………………………………………………………………
ii)Give one economic disadvantage of weed M. 1mk
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iii)Why is it difficult to control weed L? 1mk
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8 marks
SECTION C: (40 Marks)
21.
a)State and explain five ways of adjusting to risks and uncertainties a farmer can adopt. 10mks
b)Outline five problems making Agriculture credit in accessible to farmers. 10mks
20 marks
22.
a)Explain five ways in which maize production can be improved to ensure food security in Kenya.
10mks
b) Outline four methods of land clearing. 4mks
c) State six importance’s of Primary cultivation. 6mks
20 marks
23.
a)Describe the establishment of Kales under the following subheadings:
i)Management of seedlings in the nursery. 5mks
ii) Transplanting of seedlings. 8mks
b)Why is pruning done in crop production? 7mks
