Multiple choice Which of the following sanctuaries is actually a lagoon? Periyar Chilka Namdaph Bandhavgarh Reveal answer Fill a bubble to check yourself B Correct answer Explanation Chilka Lake in Odisha is a coastal lagoon - a shallow body of water separated from the sea by a barrier island. Periyar, Namdapha, and Bandhavgarh are terrestrial wildlife sanctuaries located inland, not lagoons.