
Which of the following National Parks is unique in being a swamp with floating vegetation that supports a rich biodiversity?
- Bhitarkanika National Park
- Keibul Lamjao National Park
- Keoladeo Ghana National Park
- Sultanpur National Park
Explanation
Option (b) is correct
- Keibul Lamjao National Park is the only floating park in the world. It is an integral part of Loktak Lake (a Ramsar site). The National Park is characterised by floating decomposed plant materials locally called phumdis. It was declared a National Park to preserve the natural refuge of brow-antlered deer (also called sangai, dancing deer & Manipurs’s Eld’s deer; EN).
- Vegetation: semi-evergreen forests, aquatic, and wetland.
- Major Fauna: brow-antlered deer, hog deer, large Indian civet, Asian golden cat.

Option (a) is incorrect
- Bhitarkanika National Park is the second Ramsar Site of Odisha after Chilika Lake.
- Gahirmatha Marine Sanctuary separates the National Park from the Bay of Bengal. It is inundated by the rivers Brahmani, Baitarani & Dhamra.
- It hosts many mangrove species and is the second-largest mangrove ecosystem in India.
- Major Fauna: Saltwater (Estuarine) Crocodile (LC).
- Major Flora: Mangrove species.

Option (c) is incorrect
- Formerly known as Bharatpur Bird Sanctuary, it is a freshwater swamp. It gets flooded during the monsoon. It is a famous avifauna sanctuary that hosts thousands of birds, especially during the winter season. It is a Ramsar Site and UNESCO World Heritage Site.
- Vegetation: tropical dry deciduous forests, dry grasslands and wetlands.
- It is the only regular wintering area in India for the Siberian crane (CR).
- Major Avifauna: Migratory waterfowl, sarus crane (VU) (large non-migratory crane found in parts of India).
- Major Fauna: Blackbuck, hog deer, chital deer, sambar.

Option (d) is incorrect
- Sultanpur National Park is a Ramsar Site located 15 km from Gurugram. The park is famous for migratory birds.
- Major Migratory Avifauna: Siberian crane, greater flamingo, spot-billed pelican, wood sandpiper, grey heron.


