1. Describe the Endosymbiont Theory. Write the evidences that support this theory.
2. Citing examples and making labelled diagrams, explain the isomorphic and heteromorphic alternation of generation.
3. With the help of a diagram, describe the life cycle of a heteroecious fungus.
4. Trace by giving suitable examples, the evolutionary sequence of sporophytes in bryophytes.
5. What is heterospory? Describe how it has led to the evolution of seed habit in plants?
6. By making labelled diagrams and giving appropriate examples, detail the range of thallus structure in various algal groups.
7. Illustrate the reproductive structures of Marchantia and describe its sexual reproduction.
8. Draw labelled diagrams of T.S. of internode of an aerial branch of Equisetum and T.S. of stem of Selaginella. Compare the features of the two.
9. Detail the disease cycle of ‘Late Blight of Potato’. Mention the measures for control of this disease.
10. Elaborate the structure and anatomy of the major morphological forms of lichens. Support your answer with examples and diagrams.
1. Write short notes on the following:
(i) Pseudoparenchymatous form of fungi
(ii) Mushrooms
(iii) Fungal antibiotics
(iv) Gemma cup
2. (a) Describe the five kingdom classification of organisms.
(b) Explain the three phases involved in sexual reproduction in fungi.
3. Describe the different morphological form of algae giving examples.
4. (a) Explain life cycle of chlamydomans with the help of a well labelled diagram.
(b) Describe in brief the various divisions of eukaryotic algae.
5. Describe various uses of algae.
6. (a) Explain life cycle of Neurospora with the help of a well labelled diagram.
(b) What is the causal agent of wheat rusts? Briefly describe its disease cycle.
7. (a) Give an account on importance of lichens
(b) Describe role of Bryophytes as indicators.
8. Draw well labelled diagrams of the following
(i) L.S. of the mature sporophyte of Marchantia
(ii) Antheridium in Sphagnum
(iii) Mature archaegonium of Funaria
(iv) Capsule of Funaria
9. (a) Explain the process of development of gametophyte in Pteris.
(b) Describe the characteristics of Rhynia gwynne – vaughani.
10. Explain the telome concept.
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