Sbt2440:Ecology And Environmental Science Question Paper

Sbt2440:Ecology And Environmental Science

Course:Bachelor Of Horticulture

Institution: Meru University Of Science And Technology question papers

Exam Year:2013

QUESTION ONE – (30 MARKS)
a) Outline the types of environment spheres. ( 5 Marks) b) Describe the savannah grassland type of ecosystem. ( 5 Marks) c) State the effects of biodiversity loss in Kenya. ( 5 Marks) d) Explain the photochemical reactions that take place in the ozone layer. ( 5 Marks) e) Describe the treatment commonly given to hazardous waste before its disposal ( 10 Marks)
QUESTION TWO ( 20 MARKS)
Discuss the nitrogen cycle by use of diagrams. ( 20 Marks)
QUESTION THREE ( 20 MARKS)
a) Discuss ways in which human population can be controlled to manageable level. ( 10 Marks) b) Discuss the various climate change mitigation measures ( 10 Marks) QUESTION FOUR ( 20 MARKS)
a) Discuss five environmental resistance factors for carnivores in Lewa Wildlife Conservancy ( 10 Marks) b) Outline five causes of natural environmental disasters. ( 10 Marks)
QUESTION FIVE ( 20 MARKS)
a) Discuss the effects and control of water pollution ( 15 Marks) b) Describe the process by which plants manufacture their own food ( 5 Marks)

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Sbt2440:Ecology And Environmental Science Question Paper

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