Indian Flora and Fauna

Kaziranga National Park in Assam is world-renowned for its population of one-horned rhinoceros. It hosts two-thirds of the world's total rhino population and has been declared a UNESCO World Heritage Site for its conservation success.

Archaeological evidence confirms that buffalo, sheep, dogs, and pigs were domesticated by the Harappan people. Horses were not present in the Indus Valley Civilization and appeared later during the Vedic period, while elephants were not among the domesticated animals.

This area is a biodiversity hotspot in India.

Dudhwa National Park is located in Uttar Pradesh's Lakhimpur Kheri district, near the India-Nepal border. It's known for its tiger reserve, swamp deer (barasingha), and diverse grassland ecosystem. Established in 1977, it's one of UP's few remaining terai ecosystems.

Kanha National Park, one of India's largest tiger reserves, is located in the Maikal Hills of Madhya Pradesh. It was instrumental in the inspiration for Rudyard Kipling's Jungle Book and is a premier wildlife conservation area for Bengal tigers and barasingha (swamp deer).

Olive Ridley turtles are endangered and famous for mass nesting (arribada) on Odisha's coast, particularly Gahirmatha Beach. The Dhamra port project threatened these critical nesting grounds, prompting Greenpeace's protests. Other options are unrelated to Odisha's coastal ecosystem.

Correct answer is (3). 

Archaeological evidence shows horses were not in regular use in the Indus Valley Civilization, unlike elephants, cows, and bulls which are prominently featured in seals and remains. Horse remains appear only in later periods, suggesting horses were introduced after the civilization's decline.

This is the correct answer as these species are classified in the list of International Union of Conservation of Nature and Natural Resources (IUCN).

Nilgai is the most commonly seen wild animal of Central and Northern India. It is often seen in farmlands or scrub forests.It is not an endangered species.

This is the correct answer. The IUCN publishes information about endangered species worldwide as the Red List of threatened species.

Keoladeo Ghana Bird Sanctuary (now Keoladeo National Park) is located in Bharatpur, Rajasthan. It is a UNESCO World Heritage Site and famous for migratory birds. It is not in MP, UP, or Maharashtra - these are different states with different wildlife sanctuaries.

Kanha National Park in Madhya Pradesh came into being in 1955.

Kaziranga National Park, a UNESCO World Heritage Site famous for its one-horned rhinoceros population, is located in Assam. West Bengal has Sundarbans, Meghalaya has Nokrek Biosphere Reserve, and Rajasthan is home to Ranthambore and Sariska - none of which are Kaziranga.

Jim Corbett National Park, India's oldest national park established in 1936, is located in the Nainital district of Uttarakhand (formerly part of Uttar Pradesh). It's renowned for its tiger conservation project and diverse wildlife.