BSc Botany Sem IV 2017 18 2017-18 C PAPER II PLANT DIVERSITY IV Question Paper - Mumbai University | munotes

Questions asked in this paper

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1. Q1 Attempt any two of the following : 15 marks
   • a) Describe the anatomy of Lepidodendron stem and give its systematic position
   • b) Give an account of the reproductive structures of Pentoxylon
   • c) Describe the internal structure of Lyginopteris stem and give its classification
   • d) Discuss the contributions of Birbal Sahni in the field of Paleobotany
2. Q2 Attempt any two of the following : 15 marks
   • a) Give the classification, distinguishing characters and floral formula of the family Cucurbitaceae
   • b) Give the morphological peculiarities and systematic position of the family Solanaceae
   • c) Discuss the merits and demerits of Bentham & Hooker’s system of classification
   • d) Discuss the importance of morphology in relation to taxonomy
3. Q3 Attempt any two of the following: 15 marks
   • a) Define anomalous secondary growth. Describe anomalous secondary growth in Achyranthes
   • b) Describe anomalous secondary growth in the root of Beta vulgaris
   • c) Define stomata. Describe Paracytic and Anisocytic types of stomata
   • d) Describe any two types of root - stem transitions studied by you
4. Q4 Attempt any two of the following : 15 marks
   • a) Give a brief account of NPC system of classification of Pollen grains
   • b) What is Pollen viability? Give the causes for loss of Pollen viability
   • c) Explain the role of air borne pollen grains in causing allergy
   • d) Explain the role of Palynology in Honey industry Write short notes on any three of the following : 15
   • b) Economic Importance of Graminae
   • c) Flower of Capparidaceae
   • d) Secondary growth in the root of Raphanus sativus
   • e) Diacytic stomata

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