Envi 201: Environmental Science 2Nd Trimester 2017 Question Paper
Envi 201: Environmental Science 2Nd Trimester 2017
Course:Environmental Science
Institution: Kenya Methodist University question papers
Exam Year:2017
ENVIRONMENT SCIENCE (ENVI 201) 2ND TRIMESTER 2017
KENYA METHODIST UNIVERSITY
END OF SECOND TRIMESTER 2017 (FT) EXAMINATION
SCHOOL : BUSINESS AND ECONOMICS
DEPARTMENT : BUSINESS ADMINISTRATION
UNIT CODE : 'ENVI 201
UNIT TITLE : 'ENVIRONMENTAL SCIENCE
TIME: 2 HOURS
INSTRUCTIONS
SECTION A: Answer all the questions (30 marks)
SECTION B: Answer two questions (20 marks)
SECTION C: Answer two questions (20 marks)
TOTAL: 70 marks
SECTION A: ANSWER ALL QUESTIONS
Question One
Discuss the historical culture changes and how these related to the world view by humans and their interaction with the natural environment. (20 marks)
Question Two
State the various spheres of the earth and give at least two examples of what each sphere is composed of. (10 marks)
SECTION B: ANSWER TWO QUESTIONS
Question Three
Describe the following carbon flows:
Photosynthesis & Respiration
Decomposition
Fossilization
Carbon diffusion
Combustion
(10 marks)
Question Four
What is watershed management and what steps can we take to improve our watershed management? (10 marks)
Question Five
Discuss some historical events that led to the growth of the environmental movement and what the environmental movement proposes to be a solution to environmental challenges faced. (10 marks)
SECTION C: ANSWER TWO QUESTIONS
Question Six
Define the following terms:
Food insecurity
Contour farming
Strip Cropping
Shelterbelts
Water Logging
(10 marks)
Question Seven
Explain four ways in which the commons can be regulated and cite some examples. (10 marks)
Question Eight
Explain how dams work and the environmental impact associated with dams. (10 marks)
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