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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)

Envi 201:Environmental Science 2Nd Trimester 2014 Question Paper

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