Explanation
Option (a) is incorrect: Gharials inhabit deep fresh-water habitats, while crocodile species are found in both fresh-water and saltwater habitats. Bhitarkanika Mangroves is the home of saltwater crocodiles.
Option (b) is correct: Gharials (Gavialis gangeticus) are crocodiles native to the Indian subcontinent, recognized for their narrow snouts. They inhabit freshwater rivers, streams, and wet-lands, with the Chambal River in Madhya Pradesh, Rajasthan, and Uttar Pradesh being a prime location to see them. The National Chambal Sanctuary was established to protect and conserve this species, which has a significant population in the river. The Chambal River and its tributaries which flows through the states of Madhya Pradesh, Rajasthan, and Uttar Pradesh are one of the best places to see gharials in their natural habitat. The Chambal River is home to a significant population of gharials, and the National Chambal Sanctuary has been established to protect and conserve these magnificent creatures.
Option (c) is incorrect: Pulicat Lake is the second largest brackish water lake or lagoon in India after Chilika Lake while Gharials inhabit deep freshwater habitats.
Option (d) is incorrect: Deepor Beel is one of the largest fresh-water lakes in Assam and the State’s only Ramsar site besides being an Important Bird Area by Birdlife International. Till date no credible information has been found regarding Gharial population in Deepor beel.