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Envi 201: Environmental Science Question Paper

Envi 201: Environmental Science

Course:Bachelor Of Education

Institution: Kenya Methodist University question papers

Exam Year:2015

ENVIRONMENTAL SCIENCE b(ENVI 201) 3RD TRIMESTER 2015
KENYA METHODIST UNIVERSITY

END OF 3'rd 'TRIMESTER 2015 (FT) EXAMINATION

FACULTY : EDUCATION, ARTS AND SCIENCES
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 in Section B.
SECTION A: - 30 Marks)

Question One

Explain the major environmental impacts of the agricultural societies Worldview.
(3 marks)
State three realizations that led to formation of environmental movements.
(3 marks)
Explain the formation of acid rain.
(4 marks)
Question Two

Explain the natural greenhouse effect.
(3 marks)
Explain the effects of global warms on the sea levels.
(3 marks)
Explain why the current energy sources are unsustainable.
(4 marks)
Question Three

State the safety and ethical concerns of genetically modified organisms.
(3 marks)
Describe the main problems of agricultural ecosystems.
(3 marks)
Explain the consequences of over drawing the surface waters.
(4 marks)
SECTION B – 40 MARKS

Answer any two questions
Question Four

Explain the consequences of changes in precipitation patterns due to climate change.
(10 marks)
Explain the impacts of deforestion on the environment
(10 marks)
Question Five

Explain why the Stertopharic Ozone is essential for survival of life.
(10 marks)
Explain the values of biological resources to mankind.
(10 marks)
Question Six

Explain how Kenya can sustainably use its water.
(10 marks)
Discuss ways of controlling seasonal flooding experienced in Kenya.
(10 marks)
Categories: Environmental Science | (ENVI 201) | 3rd trimester 2015
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Envi 201: Environmental Science Question Paper

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