Licchavi Lyceum

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Licchavi Lyceum

TNPSC Group 1 2025 Prelims GS Question Paper Exam Date 15.06.2025 [Fully Solved]

1. Which of the statements are True? (i) Octane number increases with chain length. (ii) Cycloalkanes have higher Octane number than straight chain alkanes. (iii) Alkenes and aromatic hydrocarbons have higher Octane number than straight chain alkanes. (iv) Branched chain alkanes have lower octane number than straight chain alkanes. (A) (i) and (iv) (B) (i) …

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OPSC OAS Main Exam 2024 Geography Optional Question Paper I (Solution)

1. Describe the geomorphological cycle proposed by W. M. Davis, explaining its key stages, fundamental principles and the factors influencing landscape evolution. Answer: The geomorphological cycle, also known as the “cycle of erosion” or “Davisian cycle,” was proposed by William Morris Davis in the late 19th century. This theory attempts to explain the systematic evolution …

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OPSC Main Exam 2020 GS Paper II Solution

Question Paper OPSC Main Exam 2020 GS Paper II 1. What are the implications of Taliban’s recent resurgence in Afghanistan on regional security in South Asia with special reference to India? Ans: The Taliban’s resurgence in Afghanistan (2021) has significant implications for South Asian security, particularly for India. The Taliban’s control raises concerns about terrorism, …

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