Correct Answer : Option (B) - Odisha and Andhra Pradesh

Machkund project is a joint venture between the state of Odisha & Andhra Pradesh. Machkund River is a tributary of the Godavari River.

Correct Answer : Option (D) - Andhra Pradesh

Andhra Pradesh The annual “Flamingo Festival” began at Sullurpeta near the Pulicat lake bird sanctuary in Nellore district of Andhra Pradesh. The festival was being held every year to bring together the people and various departments in the task of preserving the Pulicat Lake and surroundings. Every year approximately 15,000 Greater Flamingos are reported to visit the lake along with pelicans, kingfishers, herons, painted storks, spoonbills and ducks.

Correct Answer : Option (A) - Nainital

Nainital Lake is called the "Lake district of India". Nainital Lake is one of the four lakes of Kumaon Hills, the other three lakes are Sattal Lake, the Bhimtal Lake and Naukuchiyatal Lake, these lakes are of "tactonic origin". The district of Nainital is in the Kumaon region of India's Uttarakhand state. Nainital is named after the Hindu diety "Naina Devi", whose temple is situated on the northern shore of "Nainital Lake".

Correct Answer : Option (C) - Vindhyas

The Vindhya Range is considered as the traditional boundary between North India and South India. It is a complex, discontinuous chain of mountain ridges, hill ranges, and plateau escarpments in west-central India. It runs north of and roughly parallel to the Narmada River in Madhya Pradesh and extends up to Gujarat in the west, and Uttar Pradesh and Bihar in the east.

Correct Answer : Option (A) - Gujarat

Gir Forest National Park or Sasan Gir is a forest and wildlife sanctuary in Gujarat. It is the sole home of the pure Asiatic Lions (Panthera leo persica) and is considered to be one of the most important protected areas in Asia due to its supported species. The ecosystem of Gir, with its diverse flora and fauna, is protected as a result of the efforts of the government forest department, wildlife activists and NGOs. The forest area of Gir and its lions were declared as “protected” in the early 1900s by the then Nawab of the princely state of Junagadh.

Correct Answer : Option (B) - Around 26-27%

Around 26-27% of the total area of lithosphere has the expansion of mountains.

Correct Answer : Option (D) - Arunachal Pradesh

Itanagar, town, capital of Arunachal Pradesh state, northeastern India. It is situated north of the Brahmaputra River in the southwestern part of the state.

Correct Answer : Option (B) - Udaipur

India's biggest multi-application solar telescope (MAST) was inaugurated at the Udaipur Solar Observatory Prof UR Rao the chairman of the governing council of the Physical Research Laboratory, Ahmedabad.

Correct Answer : Option (C) - one - horned rhinoceros

Located in the Golaghat and Nagaon district of Assam, Kaziranga National Park is the only natural habitat of the endangered one - horned rhinoceros.

Correct Answer : Option (A) - Uttarakhand

The Nanda Devi National Park or Nanda Devi Biosphere Reserve, established in 1982 is a national park situated around the peak of Nanda Devi (7816 m) in the state of Uttarakhand in northern India. The entire park lies at an elevation of more than 3,500 m (11,500 ft) above mean sea level.