Which Biosphere Reserves of India term is correctly identified by “a biosphere reserve in the Western Ghats” and “it spans parts of Tamil Nadu, Kerala and Karnataka”?

Correct Answer: Option A — Nilgiri Biosphere Reserve. Nilgiri Biosphere Reserve is correct because it is a biosphere reserve in the Western Ghats. Nilgiri Biosphere Reserve is also specifically associated with it spans parts of Tamil Nadu, Kerala and Karnataka. Two additional identifying facts are that Nilgiri Biosphere Reserve is montane shola-grassland and tropical forest habitats occur within it and Nilgiri Biosphere Reserve is associated with it was India's first designated biosphere reserve. Why the other options are incorrect: • Option B — Nanda Devi Biosphere Reserve: Nanda Devi Biosphere Reserve is a high-Himalayan biosphere reserve in Uttarakhand. It is incorrect here because its separate identifying association is Nanda Devi and Valley of Flowers landscapes are associated with it. • Option C — Gulf of Mannar Biosphere Reserve: Gulf of Mannar Biosphere Reserve is a marine biosphere reserve along the Tamil Nadu coast. It is incorrect here because its separate identifying association is it includes islands and shallow coastal waters. • Option D — Sundarban Biosphere Reserve: Sundarban Biosphere Reserve is a deltaic mangrove biosphere reserve in West Bengal. Exam Takeaway: Connect Nilgiri Biosphere Reserve with “a biosphere reserve in the Western Ghats” and “it spans parts of Tamil Nadu, Kerala and Karnataka”.