CSS 2023 Botany Paper

Write comprehensive notes on the following: (a) Morphology of thallus in Algae (b) Alternation of generation in Bryophytes.

Describe the significance of various types of abiotic environmental factors for soil formation. Give soil characteristics formed by each agent.

Describe the ultra-structure of the nucleus with particular reference to the nuclear membrane and pore complexes.

Describe various types of environmental pollution. Give the significance of biodiversity and conservation to save the living planet.

Give a diagrammatic account of the location of the different photosystems in granum and briefly describe their functions in photosynthesis.

What are the different rules of botanical nomenclature? Compare the natural and artificial systems of classification.

Write short notes on any TWO of the following: (a) Reproduction and economic importance of yeast (b) Illustrative account of protein synthesis in eukaryotes (c) Endosperm development in Angiosperms.