Questions from the environment and ecology syllabus in UPSC often cover topics like biodiversity, climate change, sustainable development, and environmental policies. Candidates may encounter scenario-based questions requiring an understanding of ecological balance and resource management. Additionally, questions may involve analyzing recent environmental reports or treaties, bringing attention to India's environmental challenges and government initiatives. A robust understanding of these areas is critical, as they intersect with various current affairs, significantly contributing to the comprehensive preparation of candidates for both prelims and mains.