Exam Details
| Subject | botany | |
| Paper | paper 1 | |
| Exam / Course | civil services main optional | |
| Department | ||
| Organization | union public service commission | |
| Position | ||
| Exam Date | 2017 | |
| City, State | central government, |
Question Paper
1. Describe the following in about 150 words each:
Parasexuality in Fungi
Phycobiliproteins
Tetrapolar Heterothallism
Salient features of Lichens
Peristome
What is meant by Modelling and how does it help in disease forecasting?
Describe the diplobiontic life cycle of Polysiphonia.
Draw a well-labelled diagram of L.S. of Gnetum ovule and briefly describe its female gametophyte also.
Describe the symptoms, causal organisms and control measures of white rust of crucifers and red rot of sugarcane.
Make a comparison of Hepaticopsida, Anthocerotopsida and Bryopsida classes of Bryophyta with special reference to sporophytes only.
Give an account of distribution of living Gymnosperms in India.
Give an account of genetic recombination in bacteria.
Describe the evolution of Stellar System in Pteridophyta with proper diagrams.
(c)Give an account of different modes of transmission of plant viruses.
5. Describe the following in about 150 words each:
Embryology in relation to Taxonomy, with examples
Vavilov's centers of origin in plants
Symmetry in plants with relation to morphogenesis
International Code of Botanical Nomenclature
Androgenic haploid plants
Comment on polyembryony and apomixis in flowering plants.
Write an account of Ethnobotany in relation to modern day drug discovery.
"Clonal micropropagation is useful in Floriculture industry." Explain the process with some suitable examples.
Describe the classification given by Engler and Prantl and comment on its merits and demerits.
Give an account of the following
Developmental details of interxylary phloem
Anomalous secondary growth in Dracaena stem
Explain the somaclonal variations and their applications in plant breeding.
Write an account of the following families with reference to floral diagram and floral formula. Give botanical names of four important plant species belonging to each of the families and specify their uses
Cucurbitaceae
Solanaceae
Liliaceae
Describe the plants used as sources of fibres, dyes and resins with suitable examples.
Write short notes on the following:
Cytoplasmic hybrids
Chemotaxonomy
Parasexuality in Fungi
Phycobiliproteins
Tetrapolar Heterothallism
Salient features of Lichens
Peristome
What is meant by Modelling and how does it help in disease forecasting?
Describe the diplobiontic life cycle of Polysiphonia.
Draw a well-labelled diagram of L.S. of Gnetum ovule and briefly describe its female gametophyte also.
Describe the symptoms, causal organisms and control measures of white rust of crucifers and red rot of sugarcane.
Make a comparison of Hepaticopsida, Anthocerotopsida and Bryopsida classes of Bryophyta with special reference to sporophytes only.
Give an account of distribution of living Gymnosperms in India.
Give an account of genetic recombination in bacteria.
Describe the evolution of Stellar System in Pteridophyta with proper diagrams.
(c)Give an account of different modes of transmission of plant viruses.
5. Describe the following in about 150 words each:
Embryology in relation to Taxonomy, with examples
Vavilov's centers of origin in plants
Symmetry in plants with relation to morphogenesis
International Code of Botanical Nomenclature
Androgenic haploid plants
Comment on polyembryony and apomixis in flowering plants.
Write an account of Ethnobotany in relation to modern day drug discovery.
"Clonal micropropagation is useful in Floriculture industry." Explain the process with some suitable examples.
Describe the classification given by Engler and Prantl and comment on its merits and demerits.
Give an account of the following
Developmental details of interxylary phloem
Anomalous secondary growth in Dracaena stem
Explain the somaclonal variations and their applications in plant breeding.
Write an account of the following families with reference to floral diagram and floral formula. Give botanical names of four important plant species belonging to each of the families and specify their uses
Cucurbitaceae
Solanaceae
Liliaceae
Describe the plants used as sources of fibres, dyes and resins with suitable examples.
Write short notes on the following:
Cytoplasmic hybrids
Chemotaxonomy
Other Question Papers
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