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Sbt 416 Microorganisms As Biological Control Agents Question Paper

Sbt 416 Microorganisms As Biological Control Agents 

Course:Microbiology And Microbiology

Institution: University Of Nairobi question papers

Exam Year:2014



UNIVERSITY OF NAIROBI
SBT 416: MICROORGANISMS AS BIOLOGICAL CONTROL AGENTS TEST CAT 1
6TH NOVEMBER 2014

SECTION A: SHORT ANSWER QUESTIONS
Answer ALL questions
1. Define the term ‘Biological control’ (2 marks).
2. Describe the different techniques of biological control (4 marks).
3. What is ‘Integrated pest management’? (4 marks).
4. Name and illustrate the type of traps that are formed by nematophagous fungi (4 marks).
5. Give two examples of entomopathogenic hyphomycetes (2 marks).
6. List the factors that influence pathogenicity of a pathogen (4 marks)

SECTION B ESSAY QUESTIONS (10 MARKS EACH)
Answer ALL questions
1. Describe the emerging problems of the use of chemicals for control of pests and diseases.
2. Discuss the potential hazards and safety concerns of using Biological control agents.
3. Describe pathogenesis of entomopathogenic hyphomycetes.




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