Semester IV- Paper IV
Plant Anatomy
Short Answer type Questions
Unit I
1) Protoderm 2) Intercalary meristem 3) Histogens 4) Tunica corpus theory 5) Xylem fibres 5) Sclereids 6) Functions of Epidermal Tissue System 7) Economic Importance of Fibres 8 ) Trichomes
9) Bulliform cells 10) Quiscent centre 11) Hairs 12) Laticifers
Unit II
1) Cambial ring 2) Growth or annual ring 3) Early (spring) wood and autum (late) wood 4) non-porous and porous wood 5) soft wood and hard wood 6) ring porous wood and diffuse porous wood 7) heart wood (duramen) and sap wood (laburnum) 8) Cork (Phellem) 9) Secondary cortex (Phelloderm) 10) Cork Cambium 11) Bark 12) Lenticel
Essay Questions
Unit I
1. What is a tissue? Give a brief account of major types of tissues?
2. What are the cytological characteristics exhibited by the meristematic cells?
3. What are meristems? Name their types occurring in plant body?
4. Describe the theories of Shoot and root apex
5. What are simple tissues? Describe parenchyma or collenchyma or sclerenchyma? Or Differentiate them
6. What are secretory tissues? Explain different types of secretory tissues
7. Describe the structure of xylem or phloem
8. Explain various components of epidermal tissue systems
9. Explain the epidermal appendages or outgrowths
10. Describe ontogeny, structure and functions of stomata
Unit II
11. What is secondary growth? Explain secondary growth in a typical dicot stem.
12. Explain abnormal secondary growth in the stem of Boerhaavia or Dracena or Bignonia or Achyranthes or Beta vulgaris root
13. Describe the wood structure of Dalbargia latifolia or Pterocarpus santalinus or Termenalia tomentosa or Pterocarpus marsupium or Azardirchta indica
Embryology
Short Answer Type Questions
Unit III
1. Endothecium 2. Stomium 3. Tapetum 4. Tube cell and Generative Cell 5. Obturator 6. Types of ovules 7. Crassinucellate and Tenuinucellate nucellus 8. Coenomegaspore 9. Monosporic and Bisporic embryo sac
Unit IV
1. Types of pollen tube entry into the ovule 2 . Syngamy and Triple fusion 3. Haustorial tube 4. Dicot and Monocot Embryo 5. Melessopalynology 6. Paleopalynology 7. Archaeopalynology 8. Forensic palynology 9. Application of palynology
Essay Questions
Unit III
1. Give detailed structure of anther and its development
2. Explain the development of male gametophyte
3. Explain the structure of Ovule
4. What is megasporogenesis? Explain it in angiosperms
5. Give a detailed account of the structure of mature embryo sac
6. Describe the different developmental types of female gametophyte in angiosperms
Unit IV
7. What is pollination? Explain different types of pollination
8. What is difference between Xenogamy and Geitonogamy
9. Describe pollen pistil interaction
10. What is fertilization? Distinguish between single and double fertilization
11. Describe the development of Endosperm in angiosperms
12. Describe different types of endosperm development. Add a note on the significance of endosperm.
13. What is polyembryony. Explain different types of polyembryony
14. What is apomixis? Describe different types of apomixes
15. Explain NPC system
16. What is aperture. Describe the types and functions of apertures.
17. Write an account on exine stratification
18. Pollen morphology of Tribulus or Ocimum or Delonix or Acacia or Grass Pollen
19. What is polarity in palynology
20. Write about shape and symmetry of pollen grains
21. Describe Parthenocarpy
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