KCSE Secondary Level Agriculture Form 1  Question Paper

Exam Name: Agriculture Form 1 

Course: Secondary Level

Institution/Board: KCSE

Exam Year:2006

IGUNGA GIRLS HIGH SCHOOL

AGRICULTURE FORM 1 MID-YEAR EXAMINATION

INSTRUCTIONS
1. Attempt ALL questions
2. Marks for each question are indicated in brackets

1
a. State the FIVE branches of Agriculture (2 1/2mks)

b. Give reasons why Agriculture is both an art an a science (7mks)

2. Why is Agriculture very important to the economic development of Kenya (6mks)

3.
a. State factors determining the choice of farming system (6mks)

b. Describe Arable farming giving advantages and disadvantages of the system (5mks)

4. Giving brief explanations, state climatic factors that influence Agriculture (3 1/2mks)

5.
a. Define the term weathering (1mk)

b. Give the role of living organisms in the process of weathering (3mks)

6
a. State factors influencing soil formation (2 1/2mks)

b. Explain how climate influence soil formation (4mks)

7
a. Give the various constituents of the soil (2 1/2mks)

b. Soil water exists in three forms. Name and explain the forms (4 1/2mks)

8.
a. Define the term soil structure (1mk)

b. Explain the following structures;

i. Single grained (3mks)

ii. Prismatic soil structure (3mks)

iii. Platy soil structure (3mks)

c. Give FOUR ways in which soil structure influence crop production (4mks)

10.
i. Define the term soil texture (1mk)
ii. State two ways of determining soil texture (2mks)

11. You have been asked to determine the percentage of air by volume in a sample of soil. Give the procedure you would use (5 1/2mks)



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