In Environment and Ecology, which term combines the facts “consumers occupy successive trophic levels” and “a linear sequence showing transfer of food energy”?

Correct Answer: Option A — Food Chain. Food Chain is correct because it is a linear sequence showing transfer of food energy. Food Chain is also specifically associated with consumers occupy successive trophic levels. Two additional identifying facts are that Food Chain is consumers occupy successive trophic levels and Food Chain is associated with interconnected food chains form a food web. Why the other options are incorrect: • Option B — Biodiversity Hotspot: Biodiversity Hotspot is a region combining exceptional endemism with severe habitat loss. It is incorrect here because its separate identifying association is parts of the Himalaya and Western Ghats-Sri Lanka hotspots occur in India. • Option C — Wetland: Wetland is land where water controls ecological conditions for significant periods. It is incorrect here because its separate identifying association is wetlands can store floodwater and support specialized biodiversity. • Option D — Environmental Impact Assessment: Environmental Impact Assessment is a process for examining likely environmental effects before project decisions. It is incorrect here because its separate identifying association is mitigation and environmental-management measures are considered. Exam Takeaway: Connect Food Chain with “a linear sequence showing transfer of food energy” and “consumers occupy successive trophic levels”.