CSS Botany Past Paper 2024

PART-2(Subjective) 80 Marks

Attempt ONLY FOUR Questions from PART-II. (20×4)

PART-II

Q. No. 2 Evaluate the potential advantages and challenges of using algae for biofuel production, taking into account environmental and economic factors.

Q. No. 3 Explain the ecological importance of gymnosperms. How do they contribute to biodiversity and ecosystem functions?

Q. No. 4 Compare and contrast the advantages and disadvantages of using plant tissue culture techniques compared to traditional methods of plant propagation.

Q. No. 5 Discuss the principles and methodologies used in biosystematics for the classification and identification of plant species.

Q. No. 6 Provide a labeled diagram of the Krebs cycle in plants, highlighting key intermediates and enzymes involved. Explain the significance of each step in the cycle.

Q. No. 7 Analyze the role of plants in phytoremediation. Discuss how certain plant species can help mitigate soil pollution by absorbing and detoxifying contaminants.

Q. No. 8 Briefly describe any two of the following:
(i) Role of Cytokinin in plant senescence
(ii) Parthenogenesis vs Apomixis
(iii) Hardy-Weinberg’s Theorem