Alp 2103: Geology And Geomorphology Question Paper
Alp 2103: Geology And Geomorphology
Course:Bachelor Of Science In Land Resources Planning
Institution: Jomo Kenyatta University Of Agriculture And Technology question papers
Exam Year:2012
JOMO KENYATTA UNIVERSITY
OF
AGRICULTURE AND TECHNOLOGY
University Examinations 2012/2013
FIRST YEAR SECOND SEMESTER EXAMINATION FOR THE DEGREE OF BACHELOR OF SCIENCE IN LAND RESOURCES PLANNING AND MANAGEMENT
ALP 2103: GEOLOGY AND GEOMORPHOLOGY
DATE: AUGUST, 2012 TIME: 2 HOURS
INSTRUCTIONS: Answer Question ONE and Any Other THREE Questions. Illustrate your answers as necessary.
Question One
a) Define the following terms:
i. Mineral
ii. Rock
iii. Essential mineral
iv. Accessory mineral
v. Secondary mineral [5 marks]
b) Describe the theory of plate tectomics and show how it explains the formation of the following:
i. Mid oceanic ridge
ii. The Rift Valley
iii. Himalayas [5 marks]
c) Describe the Bowen reaction series and show how it explains weathering of rocks.
[6 marks]
Question Two
a) Describe the cycle of rocks and processes associated with it. [4 marks]
b) Discuss the crystallization stages of minerals and the nature of the resultant minerals.
[5 marks]
c) Describe the mineralogical composition, texture and the naming system of the following rock clans:
i. Diorite clan
ii. Syenite clan [6 marks]
Question Three
a) Describe the following intrusive bodies and textures of the rocks they contain.
i. Batholiths
ii. Dykes [4 marks]
b) Outline the classification of detrital rocks. [6 marks]
c) Describe the following land forms which are common in Kenya.
i. Mountains
ii. Plateau
iii. Uplands
iv. Plains
v. Bottomlands [5 marks]
Question Four
a) Define weathering and describe the two main types of weathering. [4 marks]
b) Using chemical equations, show how chemical weathering takes place in rocks.
[5 marks]
c) Name the six factors of landscape formation and show each of them causes landscape evolution. [6 marks]
Question Five
a) Explain the principle of radiometric dating and state the approximate age of the earth.
[3 marks]
b) Define the principle of issostasy and explain how its is maintained between adjacent masses of equal cross section. [4 marks]
c) Name and describe four major metamorphic rocks formed through regional metamorphism. [8 marks]
More Question Papers