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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