JAGTIV · Previous Year Questions

UPSC

ENVIRONMENT · 2010

Previous Year Question

Consider the following pairs:

Protected Area

Well-known for

1. Bhitarkanika, Odisha

Salt Water Crocodile

2. Desert National Park, Rajasthan

Great Indian Bustard

3. Eravikulam, Kerala

Hoolock Gibbon

Which of the pairs given above is/are correctly matched?

A.

1 only

B.

1 and 2 only

C.

2 only

D.

1, 2 and 3

Correct Answer: B

Detailed Solution

  • Pair 1 is correctly matched: Bhitarkanika is a mangrove and wetland ecosystem located in the Brahmani-Baitarani estuarine region of Odisha.

  • Bhitarkanika National Park and Wildlife Sanctuary are particularly famous for the conservation of the Salt Water Crocodile.

  • The scientific name of the Salt Water Crocodile is Crocodylus porosus, and it can attain the largest size among living crocodilian species.

  • It occurs in estuaries, tidal rivers, mangrove swamps and brackish and saline waters.

  • A breeding and conservation programme for Salt Water Crocodiles was undertaken at Bhitarkanika, resulting in the recovery of its population.

  • The Bhitarkanika mangroves also provide habitat to waterbirds, pythons, monitor lizards, chital and numerous fish and turtle species.

  • Pair 2 is correctly matched: The Desert National Park is located in the Thar Desert across the Jaisalmer and Barmer districts of Rajasthan.

  • It is one of the last major natural habitats and conservation sites of the Great Indian Bustard.

  • The scientific name of the Great Indian Bustard is Ardeotis nigriceps, and it occurs in open grasslands, scrublands and semi-arid landscapes.

  • Conversion of grasslands, human disturbance and collisions with overhead power lines are its major threats.

  • Chinkara, desert fox, desert cat and several resident and migratory birds also occur in the Desert National Park.

  • Pair 3 is incorrectly matched: Eravikulam National Park is situated in the high-altitude shola-grasslands of the Western Ghats in the Idukki district of Kerala.

  • Eravikulam is mainly famous for conserving the Nilgiri Tahr, not the Hoolock Gibbon.

  • The scientific name of the Nilgiri Tahr is Nilgiritragus hylocrius, and it is adapted to the steep cliffs and montane grasslands of the southern Western Ghats.

  • Anamudi, the highest peak of southern India, is situated within the Eravikulam landscape, which is also famous for the mass flowering of Neelakurinji.

  • The Hoolock Gibbon is India’s only naturally occurring ape, and its distribution is mainly restricted to the evergreen and semi-evergreen forests of north-eastern India.

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