IFS Botany Papers 2002
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IFS Botany 2002
Paper-I
Section A
- Answer any four of the following (Your answers should not exceed 150 words for each of the sub-sections) : (10 × 4 = 40)
- Write short notes on:
- virusoids
- Chemical composition of Bacterial cell wall
- Fungal cell wall
- Cell wall less bacteria
- Answer the following:
- What is a zoospore? Mention its function.
- Define parasite.
- Write a note on Heterothallism in Fungi.
- Write a note on Heterotrichous thallus in Algae.
- Explain the following:
- Paddy blast
- Red rot of sugarcane
- Sandal spike
- Bacterial blight of paddy
- Describe the following:
- Structure of Funaria capsule
- Tetrasporophyte
- Gemma cups
- Types of Protosteles
- Write short notes on:
- Types of sexual reproduction in Fungi
- Palmella stage
- Telome theory
- Tracheids
- Write short notes on:
- Answer the following questions
- Discuss the role of Algae in human welfare.
- Give an account of Protoplast culture (20 × 2 = 40) .
- Answer the following questions
- Give an account of sporocarp in Marsilea and add a note on leaf modification into sporocarp.
- Discuss about heterospory and seed habit citing suitable examples (20 × 2 = 40) .
- Describe the following: (20 × 4 = 40)
- Paraphyses
- Trabeculae
- Totipotency
- Somatic hybrids
Section B
- Answer any four of the following (Your answers should not exceed 150 words for each of the subsections) : (10 × 4 = 40)
- Distinguish the following:
- Compare diagnostic features of Orchidaceae and Liliaceae.
- Compare Floral structures in Ranunculaceae and Magnoliaceae.
- Compare pollination in Fabaceae and Poacea along with their flower structures.
- Compare Floral formulae of Musa paradisiacal. And Oryza sativa
- Describe the following:
- Pollen grain in Pinus
- Structure of ovule in Gnetum
- Ovule in Cordaitales
- Leaf anatomy in Cycas
- Describe the following:
- Apospory
- Caruncle
- X-bodies
- NPC system
- Write short notes on the following:
- Classification of angiosperms by Cronquist
- Canada balsam
- Tapetum
- What is Botanic Garden? Name some National Botonic Gardens.
- Briefly describe the following:
- Importance of Palynology in Taxonomy
- Criteria of Phylogenetic classification
- Taxol
- Triple fusion
- Distinguish the following:
- Answer the following: (10 × 4 = 40)
- Discuss in detail the microsporogenesis.
- Give the phylogenetic consideration of Gneturn.
- Give the Floral structure in Poaceae.
- Describe the role of Anatomy in
- Answer the following: (20 × 4 = 40)
- Discuss Takhtajan՚s principles in evaluating the relative degree of advancement of flowering plants.
- Define Type Specimen and add a not on the importance of Herbarium.
- Mention the plants as sources with reference to paper, drugs and resins.
- Write a note on Cleavage polyembryony.
- Answer the following questions
- Mention he botanical name, family and plant part used of the following: (10 × 2 = 20)
- Maize
- Tea
- Turmeric
- Marigold
- Asafoetida
- Cocoa
- Ergot
- Caraway
- Sugar palm
- Barley
- Discuss in detail about Ethnobotany (20) .
- Mention he botanical name, family and plant part used of the following: (10 × 2 = 20)
Paper-II
Section A
- Write short notes on any four of the following in about 150 words each:
- Evolution (10)
- Gametophytic apomixis (10)
- Mass selection (10)
- Hybridisation (10)
- Correlation and regression (10)
- Answer the following questions
- What is micropropagation? Describe the generalised technique of micropropagation (30) .
- Discuss the advantages of micropropagation (10) .
- Answer the following questions
- Describe the structure and functious of mitochondria (30) .
- How the mitochondrial function is controlled (10) ?
- Describe in detail the synthesis of nucleic acids and proteins (40) .
Section B
- Write short notes on any four of the following in about 150 words each:
- Growth regulators (10)
- Photoperiodism (10)
- Controlled storage of seeds (10)
- Seed germination (10)
- Social forestry (10) .
- Answer the following questions
- What do you understand by ecosystem (30) ?
- How would you maintain an ecosystem (30) ?
- Answer the following questions
- What is mineral deficiency (10) ?
- What are the deficiency symptoms of the following minerals: (30)
- Nitrogen
- Zinc
- Calcium
- Iron
- Answer the following questions
- Discuss the mechanism of nitrogen fixation by the leguminous plants. How the nitrogen fixation is measured (30) ?
- List the various Rhizobium species and their host legumes (10) .