BSc Botany Sem V 2019 20 Oct 2019-20 BOTANY PLANT DIVERSITY III 10.10.2019 (OLD) Question Paper - Mumbai University | munotes

Questions asked in this paper

1. Q3 All questions carry equal marks
2. Q1 Attempt any two a What is sterilization? Explain in detail any two methods of sterilization b Write a detailed note on colony characters exhibited by bacteria c What is pure culture? Discuss any one method of preparation of pure culture d What are antibiotic? Describe method of antibiotic production & write its uses 20 marks
3. Q2 Attempt any two a Give an account of post-fertilization changes in the life cycle of Batrachospermum b Describe the sexual reproduction of Polysiphonia c Describe the thallus structure of Vaucheria. Write classification of Vaucheria d Explain the general characters of Xanthophyta 20 marks
4. Q3 Attempt any two a Give a brief account of basidiocarp in Basidiomycetes b Describe of the gills of Agaricus, Add a note on its systematic position c Describe life cycle of Puccinia on the primary host 20 marks
   • d . Give detailed general characters of Deuteromycetes
5. Q4 Attempt any two a Describe in detail the causal organism, symptoms and control measures of Tikka disease of Groundnut b Describe the predisposing factors and disease cycle of leaf curl of Papaya c Name the causal organism and describe the symptoms, disease cycle & control measures of White rust disease d Give a general account of Biological control of plant disease 20 marks
6. Q5 Write short notes. (Attempt any Four ) b Algae as microbes c Cell division in Pinnularia d Aecidiospore of Puccinia e Classification of Alternaria f Give the diagrammatic presentation of Damping off seedling disease 20 marks

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