Aspirants for the UPSC should emphasize aspects of Indian geography such as river systems, climate zones, and biodiversity hotspots in their preparation. Understanding the topography and natural resources is critical, as it influences phenomena like agriculture, population distribution, and urbanization patterns. Candidates should also study the geopolitical significance of India's borders and regional dynamics. Knowledge about the physical features of India can enhance insights into socio-economic and environmental issues relevant to the examination and civil service role.