Envi 201:Environmental Science 2Nd Trimester 2014 Question Paper
Envi 201:Environmental Science 2Nd Trimester 2014
Course:Bachelor Of Business Information Technology
Institution: Kenya Methodist University question papers
Exam Year:2014
ENVIRONMENTAL SCIENCE (ENVI 201) 2ND TRIMESTER 2014
KENYA METHODIST UNIVERSITY
END OF 2'ND 'TRIMESTER 2014 (PT) EXAMINATION
FACULTY : SCIENCE & TECHNOLOGY
DEPARTMENT : PURE AND APPLIED SCIENCES
UNIT CODE : ENVI 201
UNIT TITLE : ENVIRONMENTAL SCIENCE
TIME : 2 HOURS
INSTRUCTIONS
Answer ALL the questions in section A and any two questions in section B
SECTION A – 30 MARKS
Question One
State any three chemical compounds that are primarily responsible for the thinning of the stratospheric ozone layer, stating one major source of each
(3 marks)
State three effects of depletion of stratospheric ozone on human health
(3 marks)
State four major effective approaches of regulating the commons
(4 Marks)
Question Two
Describe four effects global warming is having an agriculture as witnessed in Kenya
(4 Marks)
Kenya today is faced with acute water shortage as an expert, explain the major causes of this water shortage
(3 Marks)
State three actions that local governments in urban could take to reduce outdoor air pollution
(3 marks)
Question Three
Explain four reasons why parents in industrializing nations continue to have many children
(4 Marks)
Describe how changes in polar ice would amplify or dampen global warming?
(3 Marks)
State three reasons why the current sources of energy in the world are considered to be unsustainable
(3 Marks)
SECTION B – 40 Marks
Question Four
Biological resources are of great importance to human society. Explain why, citing specific examples
(10 marks)
Discuss any five main environmental problems of global concern facing the world today highlighting at least one main causes of each
(10 marks)
Question Five
Global warming is real. Discuss five ways in which global warming is affecting mankind (20 marks)
Question Six
Discuss six ways by which man has contributed to extinction of wildlife
(12 marks)
Explain four major harmful effects of acid deposition
(8 marks)
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