UPSC Mains 2017 Botany Optional – Test 6 : Mains Marathon

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Dear Friends,

Here is the 6th Mains Marathon Botany Optional Test.

We have decided to move section wise with the basic understanding of each topic of every paper.

In the mid-September we will do the complete paper every week so that you can get the feel to complete the paper before real exam (October 2017).

Hope you like the initiative.

                                            C.S.E. (MAIN), SUBJECT – BOTANY
                                                               PAPER – I

Q.1. Why is the culture of algae necessary in biological studies? Explain how the initiation and maintenance is done in algal culture.

Q.2. What are the roles of Embryology and Micromorphology in the systematic studies of classification of plants?

Q.3. Discuss the need of coral reefs and mangroves conservation.

Q.4. Discuss the classification of Pteridophytes along with their salient features of each group.

Q.5. What are the methods for indexing? How is virus free plant produced in vitro in view of indexing? Give some examples.

Q.6. What is heterothallism? Explain it with reference to different classes of fungi.

Q.7. How does a plant develop a defence mechanism against its pathogens in their plant system?

Q.8. Describe the methods of production of secondary metabolites through tissue culture.

Q.9. Describe the salient features of Takhatajans system of classification. What are the merits and demrits of this classification?

10. What are the applications of biotechnology with reference to Bio energy and biomass conservation?

.Q.11. Explain the role of Algae in water pollution. What is the role of algae in sewage disposal and waste land reclamation?

Q.12. Discuss the endosperm haustoria and discuss the functions of the endosperm in seed development.

Q.13. What are the events which are involved in pollen-pistil interaction? Discuss the role of in vitro fertilization in overcoming incompatibility.

Q.14. Write a detail account on the basic techniques in tissue culture.

Q.15. What do you mean by cell hybridization and protoplast fusion? Describe the methods used in sorting the fused products.

Q.16. What are the salient features of Coniferopsida?  Discuss with suitable examples?

Q.17. What is micropropagation and what are the different types of methods of micropropagation?

Q.18. Do you think that Fumariaceae should be considered a separate family or a subfamily of the Papaveraceae? Justify your answer.

Q.19. Give a brief description of “primitive” flowering plants. What are the characteristics of a primitive angiosperm?

Q.20. In what way(s) are the horsetails and spike mosses similar to ferns?

All Mains Marathon Optional Questions are updated in this page.


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