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Sbt 301: General Mycology Question Paper

Sbt 301: General Mycology 

Course:Bachelor Of Science

Institution: University Of Nairobi question papers

Exam Year:2014



UNIVESITY OF NAIROBI
SBT 301: GENERAL MYCOLOGY TEST 1 CHIROMO
DATE: 15TH October, 2014 TIME: 12:00 PM – 1:30 PM
ANSWER ALL QUESTIONS
1. What is a fungus? Write the characteristics of a fungus. (5 marks)
2. Name the methods of asexual reproduction in fungi. (5 marks )
3. List the economic importance of fungi. (5marks)
4. Describe the life cycle of a myxomycetes. Illustrate. (5 marks)
5. Distinguish between holocarpic and eucarpic (monocentric and polycentric) forms of thalli in chytrids. (6 marks)
6. Describe the formation of zygospores.(5 marks)
7. Name and illustrate the different types of septa in fungi. (5 marks)
8. What is dimorphism? Explain giving an example. (4 marks)
9. Explain the terminology ‘heterothallic species’ (4 marks)
10. What is plenctenchyma? Describe types of plenctenchyma and their functions in fungi giving examples. (5 marks)
11. Illustrate how zygospores structure is used in classification of the subdivision mastigomycotina (6 marks).
12. Distinguish between plerotic and aplerotic oosproes. (5 marks)
13. Describe how you would distinguish the nine genera of the family prenosporaceae on the basis of the mode of germination of the asexual spore and form of the spore bearing structures (sporangiospores) (10 marks)






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