ARE 1103 SOIL SCIENCE Click to view

MAASAI MARA UNIVERSITYREGULAR UNIVERSITY EXAMINATIONS
2016/2017 ACADEMIC YEAR
FIRST YEAR SECOND SEMESTER

SCHOOL OF BUSINESS AND ECONOMICS
BACHELOR OF SCIENCE IN

AGRICULTURAL ECONOMICS AND RESOURCES MANAGEMENT

COURSE CODE: ARE 1103
COURSE TITLE: SOIL SCIENCE

DATE: 11TH MAY 2017 TIME: 0830-1030HRS

INSTRUCTIONS TO CANDIDATES
• Question ONE is compulsory.
• Answer any other THREE questions.

This paper consists of 2 printed pages. Please turn over.

1. a) Define the following terms as applied in Soil Science;
i) Bulk Density (3 Marks)
ii) Tilth (3 Marks)
iii) Texture (3 Marks)
iv) Consistency (3 Marks)
v) Cutans (3 Marks)
b) Describe the forces that influence soil water availability to plants. (6 Marks)
c) Briefly explain the classification of African soils. (4 Marks)
2. Describe the characteristics of cation exchange reactions. (15 Marks)
3. Explain the factors that affect soil formation process. (15 Marks)
4. What advice in terms plant nutrient availability would you provide to farmers whose soils are acidic? (15 Marks)
5. a) Define Soil Survey. (3 Marks)
b) Describe types of Soil Surveys. (12 Marks)

 

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