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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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