BSc Botany Sem V 2019 20 Oct 2019-20 BOTANY FORM & FUNCTION III 14.10.19 Question Paper - Mumbai University | munotes

Questions asked in this paper

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1. Q2 Draw neat and labelled diagrams wherever necessary
2. Q3 All questions carry equal marks
3. Q1 Attempt any two of the following 20 marks
   • a) Describe the structure and function of nucleolus
   • b) Give a detail account of giant chromosomes
   • c) Give an account of RNA Polymerases and promoters involved in eukaryotic
   • d) Describe the process of initiation of translation in eukaryotes
4. Q2 Attempt any two of the following 20 marks
   • a) Differentiate between imbibition and osmosis. State the significance of osmosis in absorption of water in plants
   • b) State the various modes of transpiration in plants and comment on its significance
   • c) What is meant by passive transport? Describe the various modes of passive transport of solutes in plants
   • d) Explain Munch hypothesis to explain process of sieve tube translocation Attempt any two of the following 20
   • a) What is bioremediation? Discuss about the factors involved in bioremediation
   • b) Describe the process of bioaccumulation of pollutants in the ecosystem
   • c) With respect to phytoremediation explain the following terms a) Phytoextraction
   • d) Define plant succession. Explain any three stages of a hydrosere citing examples of plants in each stage
   • a) Explain techniques and factors affecting somatic embryogenesis
   • b) Explain the steps involved in micropropagation with reference to cultivation of
   • c) Explain the technique of isolation of protoplast. Add a note on its applications
   • d) Describe the methodology for preparation of synthetic seeds
5. Q5 Attempt any four of the following 20 marks
   • a) _ Functions of vacuole
   • b) Capping
   • d) Applications of somatic hybridization in agriculture
   • e) theory

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